diff --git a/docs/docs/08-api.md b/docs/docs/08-api.md index 599608840..7ec582ef6 100644 --- a/docs/docs/08-api.md +++ b/docs/docs/08-api.md @@ -759,10 +759,11 @@ Declares a Variable. | Field | Label | Type | Description | | ----- | ---- | ---- | ----------- | -| `type` | | [VariableType](#variabletype) | The Type of the variable. | +| `primitive` | oneof `type`| [PrimitiveType](#primitivetype) | The primitive type of the variable. | +| `schema` | oneof `type`| [SchemaId](#schemaid) | The ID of the schema that the variable belongs to. | | `name` | | string | The name of the variable. | | `default_value` | optional| [VariableValue](#variablevalue) | Optional default value if the variable isn't set; for example, in a ThreadRun if you start a ThreadRun or WfRun without passing a variable in, then this is used. | -| `masked_value` | | bool | If true, the variable value will show as a masked string. | +| `is_masked` | | bool | If true, the variable value will show as a masked string. | @@ -1137,6 +1138,20 @@ ID for a ScheduledWfRun +### Message `SchemaId` {#schemaid} + +ID for a Schema + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `name` | | string | The name of the `Schema`. | +| `version` | | int32 | The version of the `Schema`. | + + + + + ### Message `TaskDefId` {#taskdefid} ID for a TaskDef. @@ -1863,7 +1878,8 @@ EXPERIMENTAL: Creates a WorkflowEventDef | Field | Label | Type | Description | | ----- | ---- | ---- | ----------- | | `name` | | string | | -| `type` | | [VariableType](#variabletype) | | +| `primitive_type` | oneof `type`| [PrimitiveType](#primitivetype) | | +| `schema` | oneof `type`| [SchemaId](#schemaid) | | @@ -2976,7 +2992,7 @@ A UserTaskField is a specific field of data to be entered into a UserTaskRun. | Field | Label | Type | Description | | ----- | ---- | ---- | ----------- | | `name` | | string | The name of the field. When a UserTaskRun is completed, the NodeOutput is a single-level JSON_OBJ. Each key is the name of the field. Must be unique. | -| `type` | | [VariableType](#variabletype) | The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). | +| `type` | | [PrimitiveType](#primitivetype) | The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). | | `description` | optional| string | Optional description which can be displayed by the User Task UI application. Does not affect WfRun execution. | | `display_name` | | string | The name to be displayed by the User Task UI application. Does not affect WfRun execution. | | `required` | | bool | Whether this field is required for UserTaskRun completion. | @@ -3049,6 +3065,108 @@ SDK, which allows the Task Method to determine where the TaskRun comes from. +### Message `InlineSchema` {#inlineschema} + +An `InlineSchema` is the actual representation of the Schema. + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `fields` | repeated| [SchemaField](#schemafield) | The fields in this schema. | + + + + + +### Message `InlineStruct` {#inlinestruct} + +An `InlineStruct` is a pre-validated set of fields that are part of a `Struct`. + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `fields` | repeated| [StructField](#structfield) | The fields in the inline struct. | + + + + + +### Message `Schema` {#schema} + +A `Schema` is a versioned metadata object (tenant-scoped) inside LittleHorse +that defines the structure and content of a variable value. It allows strong typing. + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `id` | | [SchemaId](#schemaid) | The id of the `Schema`. This includes the version. | +| `description` | optional| string | Optionally description of the schema. | +| `schema` | | [InlineSchema](#inlineschema) | The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`. | + + + + + +### Message `SchemaField` {#schemafield} + +A `SchemaField` defines a field inside a `Schema`. + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `name` | | string | The name of the field. | +| `optional` | | bool | Whether the field is optional. | +| `primitive` | oneof `field_type`| [PrimitiveType](#primitivetype) | Specifies that the field is a primitive `VariableValue` of the specified type. | +| `schema_id` | oneof `field_type`| [SchemaId](#schemaid) | Specifies that the field is of a specific `Schema`. | +| `inline_schema` | oneof `field_type`| [InlineSchema](#inlineschema) | Specifies that field must be a `Struct` conforming to the accompanying schema. | + + + + + +### Message `Struct` {#struct} + +A Struct is a strongly-typed structure containing fields. The Struct is defined +according to the `Schema` object. + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `schema_id` | | [SchemaId](#schemaid) | The id of the schema. | +| `struct` | | [InlineStruct](#inlinestruct) | The content of the Struct | + + + + + +### Message `StructField` {#structfield} + +A StructField represents the value for a single field in a struct. + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `primitive` | oneof `struct_value`| [VariableValue](#variablevalue) | The `value` of the field is an untyped primitive `VariableValue`. | +| `struct` | oneof `struct_value`| [InlineStruct](#inlinestruct) | The `value` of the field is a complex `Struct`. | +| `list` | oneof `struct_value`| [StructField.FieldList](#structfieldfieldlist) | The `value` of the field is a list of fields. | + + + + + +### Message `StructField.FieldList` {#structfieldfieldlist} + +A FieldList is a sub-structure of a `Struct` + + +| Field | Label | Type | Description | +| ----- | ---- | ---- | ----------- | +| `fields` | repeated| [StructField](#structfield) | | + + + + + ### Message `Variable` {#variable} A Variable is an instance of a variable assigned to a WfRun. @@ -3082,6 +3200,7 @@ from a TaskRun, as the value of a WfRun's Variable, etc. | `str` | oneof `value`| string | A string. | | `int` | oneof `value`| int64 | The `INT` variable type is stored as a 64-bit integer. The `INT` can be cast to a `DOUBLE`. | | `bytes` | oneof `value`| bytes | An arbitrary String of bytes. | +| `struct` | oneof `value`| [Struct](#struct) | A strongly-typed struct | @@ -3412,7 +3531,7 @@ JSON Path. | Field | Label | Type | Description | | ----- | ---- | ---- | ----------- | | `field_path` | | string | Denotes the path in JSONPath format (according to the Java Jayway library) that has a field we should index. | -| `field_type` | | [VariableType](#variabletype) | Is the type of the field we are indexing. | +| `field_type` | | [PrimitiveType](#primitivetype) | Is the type of the field we are indexing. | @@ -3838,14 +3957,14 @@ world. ### Message `WorkflowEventDef` {#workfloweventdef} - +A `WorkflowEventDef` defines the blueprint for a `WorkflowEvent`. | Field | Label | Type | Description | | ----- | ---- | ---- | ----------- | -| `id` | | [WorkflowEventDefId](#workfloweventdefid) | | -| `created_at` | | google.protobuf.Timestamp | | -| `type` | | [VariableType](#variabletype) | | +| `id` | | [WorkflowEventDefId](#workfloweventdefid) | The `id` of the `WorkflowEventDef`. | +| `created_at` | | google.protobuf.Timestamp | The timestamp at which the `WorkflowEventDef` was created. | +| `type` | | [PrimitiveType](#primitivetype) | The type of the content of the `WorkflowEvent`.

TODO: Support schemas | @@ -3949,25 +4068,7 @@ Metrics -### Enum TaskStatus {#taskstatus} -Status of a TaskRun. - -| Name | Number | Description | -| ---- | ------ | ----------- | -| TASK_SCHEDULED | 0 | Scheduled in the Task Queue but not yet picked up by a Task Worker. | -| TASK_RUNNING | 1 | Picked up by a Task Worker, but not yet reported or timed out. | -| TASK_SUCCESS | 2 | Successfully completed. | -| TASK_FAILED | 3 | Task Worker reported a technical failure while attempting to execute the TaskRun | -| TASK_TIMEOUT | 4 | Task Worker did not report a result in time. | -| TASK_OUTPUT_SERIALIZING_ERROR | 5 | Task Worker reported that it was unable to serialize the output of the TaskRun. | -| TASK_INPUT_VAR_SUB_ERROR | 6 | Task Worker was unable to deserialize the input variables into appropriate language-specific objects to pass into the Task Function | -| TASK_EXCEPTION | 8 | Task Function business logic determined that there was a business exception. | -| TASK_PENDING | 9 | Refers to a TaskAttempt that is not yet scheduled. This happens when using retries with an ExponentialBackoffRetryPolicy: the TaskAttempt isn't supposed to be scheduled until it "matures", but it does already exist. | - - - - -### Enum VariableType {#variabletype} +### Enum PrimitiveType {#primitivetype} Type of a Varaible in LittleHorse. Corresponds to the possible value type's of a VariableValue. @@ -3984,6 +4085,24 @@ The `JSON_OBJ` variable allows you to store complex objects in the JSON format. | BYTES | 6 | The `BYTES` variable type allows you to store an arbitrary byte string. | + + +### Enum TaskStatus {#taskstatus} +Status of a TaskRun. + +| Name | Number | Description | +| ---- | ------ | ----------- | +| TASK_SCHEDULED | 0 | Scheduled in the Task Queue but not yet picked up by a Task Worker. | +| TASK_RUNNING | 1 | Picked up by a Task Worker, but not yet reported or timed out. | +| TASK_SUCCESS | 2 | Successfully completed. | +| TASK_FAILED | 3 | Task Worker reported a technical failure while attempting to execute the TaskRun | +| TASK_TIMEOUT | 4 | Task Worker did not report a result in time. | +| TASK_OUTPUT_SERIALIZING_ERROR | 5 | Task Worker reported that it was unable to serialize the output of the TaskRun. | +| TASK_INPUT_VAR_SUB_ERROR | 6 | Task Worker was unable to deserialize the input variables into appropriate language-specific objects to pass into the Task Function | +| TASK_EXCEPTION | 8 | Task Function business logic determined that there was a business exception. | +| TASK_PENDING | 9 | Refers to a TaskAttempt that is not yet scheduled. This happens when using retries with an ExponentialBackoffRetryPolicy: the TaskAttempt isn't supposed to be scheduled until it "matures", but it does already exist. | + + diff --git a/schemas/littlehorse/common_enums.proto b/schemas/littlehorse/common_enums.proto index e0dba41e1..832ed5eab 100644 --- a/schemas/littlehorse/common_enums.proto +++ b/schemas/littlehorse/common_enums.proto @@ -78,7 +78,7 @@ enum MetricsWindowLength { // Type of a Varaible in LittleHorse. Corresponds to the possible value type's of a // VariableValue. -enum VariableType { +enum PrimitiveType { // An object represented as a json string.
// // The `JSON_OBJ` variable allows you to store complex objects in the JSON format. diff --git a/schemas/littlehorse/common_wfspec.proto b/schemas/littlehorse/common_wfspec.proto index 188444883..162b54117 100644 --- a/schemas/littlehorse/common_wfspec.proto +++ b/schemas/littlehorse/common_wfspec.proto @@ -108,7 +108,13 @@ message VariableMutation { // Declares a Variable. message VariableDef { // The Type of the variable. - VariableType type = 1; + oneof type { + // The primitive type of the variable. + PrimitiveType primitive = 1; + + // The ID of the schema that the variable belongs to. + SchemaId schema = 5; + } // The name of the variable. string name = 2; @@ -119,7 +125,7 @@ message VariableDef { optional VariableValue default_value = 3; // If true, the variable value will show as a masked string. - bool masked_value = 4; + bool is_masked = 4; } // Operator for comparing two values to create a boolean expression. diff --git a/schemas/littlehorse/object_id.proto b/schemas/littlehorse/object_id.proto index 302390f1e..099fc8b32 100644 --- a/schemas/littlehorse/object_id.proto +++ b/schemas/littlehorse/object_id.proto @@ -63,6 +63,15 @@ message WorkflowEventDefId { string name = 1; } +// ID for a Schema +message SchemaId { + // The name of the `Schema`. + string name = 1; + + // The version of the `Schema`. + int32 version = 2; +} + // ID for a TaskWorkerGroup. message TaskWorkerGroupId { // TaskWorkerGroups are uniquely identified by their TaskDefId. diff --git a/schemas/littlehorse/service.proto b/schemas/littlehorse/service.proto index ae4f303cb..2faa43538 100644 --- a/schemas/littlehorse/service.proto +++ b/schemas/littlehorse/service.proto @@ -338,7 +338,10 @@ message PutTaskDefRequest { // EXPERIMENTAL: Creates a WorkflowEventDef message PutWorkflowEventDefRequest { string name = 1; - VariableType type = 2; + oneof type { + PrimitiveType primitive_type = 2; + SchemaId schema = 3; + } } // Creates a UserTaskDef. diff --git a/schemas/littlehorse/user_tasks.proto b/schemas/littlehorse/user_tasks.proto index f414a538c..d8acbaffb 100644 --- a/schemas/littlehorse/user_tasks.proto +++ b/schemas/littlehorse/user_tasks.proto @@ -41,7 +41,7 @@ message UserTaskField { string name = 1; // The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). - VariableType type = 2; + PrimitiveType type = 2; // Optional description which can be displayed by the User Task UI application. // Does not affect WfRun execution. diff --git a/schemas/littlehorse/variable.proto b/schemas/littlehorse/variable.proto index 7f58f8609..72612e0e6 100644 --- a/schemas/littlehorse/variable.proto +++ b/schemas/littlehorse/variable.proto @@ -4,6 +4,7 @@ package littlehorse; import "google/protobuf/timestamp.proto"; import "object_id.proto"; +import "common_enums.proto"; option go_package = ".;lhproto"; option java_multiple_files = true; @@ -40,6 +41,13 @@ message VariableValue { // An arbitrary String of bytes. bytes bytes = 8; + + // A strongly-typed struct + Struct struct = 9; + + // In the future, we can add things like: + // RegexString regex_string = 10; + // Timestamp timestamp = 11; } } @@ -61,3 +69,80 @@ message Variable { // Marks a variable to show masked values bool masked = 5; } + +// A Struct is a strongly-typed structure containing fields. The Struct is defined +// according to the `Schema` object. +message Struct { + // The id of the schema. + SchemaId schema_id = 1; + + // The content of the Struct + InlineStruct struct = 2; +} + +// An `InlineStruct` is a pre-validated set of fields that are part of a `Struct`. +message InlineStruct { + // The fields in the inline struct. + repeated StructField fields = 1; +} + +// A StructField represents the value for a single field in a struct. +message StructField { + // The value, which can be primitive or complex. + oneof struct_value { + // The `value` of the field is an untyped primitive `VariableValue`. + VariableValue primitive = 1; + + // The `value` of the field is a complex `Struct`. + InlineStruct struct = 2; + + // The `value` of the field is a list of fields. + FieldList list = 3; + } + + // A FieldList is a sub-structure of a `Struct` + message FieldList { + repeated StructField fields = 1; + } +} + +// A `SchemaField` defines a field inside a `Schema`. +message SchemaField { + // The name of the field. + string name = 1; + + // Whether the field is optional. + bool optional = 2; + + // The type of the field. + oneof field_type { + // Specifies that the field is a primitive `VariableValue` of the specified type. + PrimitiveType primitive = 3; + + // Specifies that the field is of a specific `Schema`. + SchemaId schema_id = 4; + + // Specifies that field must be a `Struct` conforming to the accompanying schema. + InlineSchema inline_schema = 5; + } +} + +// A `Schema` is a versioned metadata object (tenant-scoped) inside LittleHorse +// that defines the structure and content of a variable value. It allows strong typing. +message Schema { + + // The id of the `Schema`. This includes the version. + SchemaId id = 1; + + // Optionally description of the schema. + optional string description = 2; + + // The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`. + InlineSchema schema = 3; +} + +// An `InlineSchema` is the actual representation of the Schema. +message InlineSchema { + // The fields in this schema. + repeated SchemaField fields = 1; +} \ No newline at end of file diff --git a/schemas/littlehorse/wf_spec.proto b/schemas/littlehorse/wf_spec.proto index 63d801a31..ef0856246 100644 --- a/schemas/littlehorse/wf_spec.proto +++ b/schemas/littlehorse/wf_spec.proto @@ -88,7 +88,7 @@ message JsonIndex { string field_path = 1; // Is the type of the field we are indexing. - VariableType field_type = 2; + PrimitiveType field_type = 2; } // Determines the Access Level for a Variable in a ThreadSpec/WfSpec. diff --git a/schemas/littlehorse/workflow_event.proto b/schemas/littlehorse/workflow_event.proto index 831f8a5b1..9f7297ac6 100644 --- a/schemas/littlehorse/workflow_event.proto +++ b/schemas/littlehorse/workflow_event.proto @@ -29,8 +29,16 @@ message WorkflowEvent { google.protobuf.Timestamp created_at = 3; } +// A `WorkflowEventDef` defines the blueprint for a `WorkflowEvent`. message WorkflowEventDef { + // The `id` of the `WorkflowEventDef`. WorkflowEventDefId id = 1; + + // The timestamp at which the `WorkflowEventDef` was created. google.protobuf.Timestamp created_at = 2; - VariableType type = 3; + + // The type of the content of the `WorkflowEvent`. + // + // TODO: Support schemas + PrimitiveType type = 3; } diff --git a/sdk-go/lhproto/common_enums.pb.go b/sdk-go/lhproto/common_enums.pb.go index 174134b0a..4bbaea91f 100644 --- a/sdk-go/lhproto/common_enums.pb.go +++ b/sdk-go/lhproto/common_enums.pb.go @@ -278,7 +278,7 @@ func (MetricsWindowLength) EnumDescriptor() ([]byte, []int) { // Type of a Varaible in LittleHorse. Corresponds to the possible value type's of a // VariableValue. -type VariableType int32 +type PrimitiveType int32 const ( // An object represented as a json string.
@@ -288,28 +288,28 @@ const ( // used transparently to the user. For example, the Java Task Worker SDK can // inspect your method signature and automatically deserialize an input variable // into a POJO. - VariableType_JSON_OBJ VariableType = 0 + PrimitiveType_JSON_OBJ PrimitiveType = 0 // The `JSON_ARR` variable allows you to store collections of objects as a JSON // array. The behavior is similar to the `JSON_OBJ` variable type. - VariableType_JSON_ARR VariableType = 1 + PrimitiveType_JSON_ARR PrimitiveType = 1 // The `DOUBLE` variable type is a 64-bit floating point number. It can // be cast to an `INT`. - VariableType_DOUBLE VariableType = 2 + PrimitiveType_DOUBLE PrimitiveType = 2 // Boolean denotes a simple boolean switch. - VariableType_BOOL VariableType = 3 + PrimitiveType_BOOL PrimitiveType = 3 // The `STR` variable type is stored as a String. `INT`, `DOUBLE`, // and `BOOL` variables can be cast to a `STR`. - VariableType_STR VariableType = 4 + PrimitiveType_STR PrimitiveType = 4 // The `INT` variable type is stored as a 64-bit integer. The // `INT` can be cast to a `DOUBLE`. - VariableType_INT VariableType = 5 + PrimitiveType_INT PrimitiveType = 5 // The `BYTES` variable type allows you to store an arbitrary byte string. - VariableType_BYTES VariableType = 6 + PrimitiveType_BYTES PrimitiveType = 6 ) -// Enum value maps for VariableType. +// Enum value maps for PrimitiveType. var ( - VariableType_name = map[int32]string{ + PrimitiveType_name = map[int32]string{ 0: "JSON_OBJ", 1: "JSON_ARR", 2: "DOUBLE", @@ -318,7 +318,7 @@ var ( 5: "INT", 6: "BYTES", } - VariableType_value = map[string]int32{ + PrimitiveType_value = map[string]int32{ "JSON_OBJ": 0, "JSON_ARR": 1, "DOUBLE": 2, @@ -329,30 +329,30 @@ var ( } ) -func (x VariableType) Enum() *VariableType { - p := new(VariableType) +func (x PrimitiveType) Enum() *PrimitiveType { + p := new(PrimitiveType) *p = x return p } -func (x VariableType) String() string { +func (x PrimitiveType) String() string { return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x)) } -func (VariableType) Descriptor() protoreflect.EnumDescriptor { +func (PrimitiveType) Descriptor() protoreflect.EnumDescriptor { return file_common_enums_proto_enumTypes[4].Descriptor() } -func (VariableType) Type() protoreflect.EnumType { +func (PrimitiveType) Type() protoreflect.EnumType { return &file_common_enums_proto_enumTypes[4] } -func (x VariableType) Number() protoreflect.EnumNumber { +func (x PrimitiveType) Number() protoreflect.EnumNumber { return protoreflect.EnumNumber(x) } -// Deprecated: Use VariableType.Descriptor instead. -func (VariableType) EnumDescriptor() ([]byte, []int) { +// Deprecated: Use PrimitiveType.Descriptor instead. +func (PrimitiveType) EnumDescriptor() ([]byte, []int) { return file_common_enums_proto_rawDescGZIP(), []int{4} } @@ -465,30 +465,30 @@ var file_common_enums_proto_rawDesc = []byte{ 0x69, 0x63, 0x73, 0x57, 0x69, 0x6e, 0x64, 0x6f, 0x77, 0x4c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x12, 0x0d, 0x0a, 0x09, 0x4d, 0x49, 0x4e, 0x55, 0x54, 0x45, 0x53, 0x5f, 0x35, 0x10, 0x00, 0x12, 0x0b, 0x0a, 0x07, 0x48, 0x4f, 0x55, 0x52, 0x53, 0x5f, 0x32, 0x10, 0x01, 0x12, 0x0a, 0x0a, 0x06, 0x44, - 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(VariableType)(0), // 4: littlehorse.VariableType + (PrimitiveType)(0), // 4: littlehorse.PrimitiveType (LHErrorType)(0), // 5: littlehorse.LHErrorType } var file_common_enums_proto_depIdxs = []int32{ diff --git a/sdk-go/lhproto/common_wfspec.pb.go b/sdk-go/lhproto/common_wfspec.pb.go index 10c702c35..ab3939836 100644 --- a/sdk-go/lhproto/common_wfspec.pb.go +++ b/sdk-go/lhproto/common_wfspec.pb.go @@ -490,7 +490,11 @@ type VariableDef struct { unknownFields protoimpl.UnknownFields // The Type of the variable. - Type VariableType `protobuf:"varint,1,opt,name=type,proto3,enum=littlehorse.VariableType" json:"type,omitempty"` + // + // Types that are assignable to Type: + // *VariableDef_Primitive + // *VariableDef_Schema + Type isVariableDef_Type `protobuf_oneof:"type"` // The name of the variable. Name string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"` // Optional default value if the variable isn't set; for example, in a ThreadRun @@ -498,7 +502,7 @@ type VariableDef struct { // used. DefaultValue *VariableValue `protobuf:"bytes,3,opt,name=default_value,json=defaultValue,proto3,oneof" json:"default_value,omitempty"` // If true, the variable value will show as a masked string. - MaskedValue bool `protobuf:"varint,4,opt,name=masked_value,json=maskedValue,proto3" json:"masked_value,omitempty"` + IsMasked bool `protobuf:"varint,4,opt,name=is_masked,json=isMasked,proto3" json:"is_masked,omitempty"` } func (x *VariableDef) Reset() { @@ -533,11 +537,25 @@ func (*VariableDef) Descriptor() ([]byte, []int) { return file_common_wfspec_proto_rawDescGZIP(), []int{2} } -func (x *VariableDef) GetType() VariableType { - if x != nil { - return x.Type +func (m *VariableDef) GetType() isVariableDef_Type { + if m != nil { + return m.Type } - return VariableType_JSON_OBJ + return nil +} + +func (x *VariableDef) GetPrimitive() PrimitiveType { + if x, ok := x.GetType().(*VariableDef_Primitive); ok { + return x.Primitive + } + return PrimitiveType_JSON_OBJ +} + +func (x *VariableDef) GetSchema() *SchemaId { + if x, ok := x.GetType().(*VariableDef_Schema); ok { + return x.Schema + } + return nil } func (x *VariableDef) GetName() string { @@ -554,13 +572,31 @@ func (x *VariableDef) GetDefaultValue() *VariableValue { return nil } -func (x *VariableDef) GetMaskedValue() bool { +func (x *VariableDef) GetIsMasked() bool { if x != nil { - return x.MaskedValue + return x.IsMasked } return false } +type isVariableDef_Type interface { + isVariableDef_Type() +} + +type VariableDef_Primitive struct { + // The primitive type of the variable. + Primitive PrimitiveType `protobuf:"varint,1,opt,name=primitive,proto3,enum=littlehorse.PrimitiveType,oneof"` +} + +type VariableDef_Schema struct { + // The ID of the schema that the variable belongs to. + Schema *SchemaId `protobuf:"bytes,5,opt,name=schema,proto3,oneof"` +} + +func (*VariableDef_Primitive) isVariableDef_Type() {} + +func (*VariableDef_Schema) isVariableDef_Type() {} + // A UTActionTrigger triggers an action upon certain lifecycle hooks // in a User Task. Actions include: // - re-assign the User Task Run @@ -1218,18 +1254,22 @@ var file_common_wfspec_proto_rawDesc = []byte{ 0x61, 0x74, 0x68, 0x88, 0x01, 0x01, 0x42, 0x0b, 0x0a, 0x09, 0x5f, 0x6a, 0x73, 0x6f, 0x6e, 0x70, 0x61, 0x74, 0x68, 0x42, 0x0b, 0x0a, 0x09, 0x72, 0x68, 0x73, 0x5f, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x42, 0x10, 0x0a, 0x0e, 0x5f, 0x6c, 0x68, 0x73, 0x5f, 0x6a, 0x73, 0x6f, 0x6e, 0x5f, 0x70, 0x61, - 0x74, 0x68, 0x22, 0xcb, 0x01, 0x0a, 0x0b, 0x56, 0x61, 0x72, 0x69, 0x61, 0x62, 0x6c, 0x65, 0x44, - 0x65, 0x66, 0x12, 0x2d, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e, - 0x32, 0x19, 0x2e, 0x6c, 0x69, 0x74, 0x74, 0x6c, 0x65, 0x68, 0x6f, 0x72, 0x73, 0x65, 0x2e, 0x56, - 0x61, 0x72, 0x69, 0x61, 0x62, 0x6c, 0x65, 0x54, 0x79, 0x70, 0x65, 0x52, 0x04, 0x74, 0x79, 0x70, - 0x65, 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, - 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x12, 0x44, 0x0a, 0x0d, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c, 0x74, - 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0x18, 0x04, 0x20, 0x01, 0x28, 0x08, 0x52, 0x08, 0x69, 0x73, + 0x4d, 0x61, 0x73, 0x6b, 0x65, 0x64, 0x42, 0x06, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x42, 0x10, 0x0a, 0x0e, 0x5f, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c, 0x74, 0x5f, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0xbf, 0x05, 0x0a, 0x0f, 0x55, 0x54, 0x41, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x54, 0x72, 0x69, 0x67, 0x67, 0x65, 0x72, 0x12, 0x3a, 0x0a, 0x04, 0x74, 0x61, 0x73, 0x6b, 0x18, 0x01, 0x20, 0x01, @@ -1366,8 +1406,9 @@ var file_common_wfspec_proto_goTypes = []interface{}{ (*UTActionTrigger_UTATask)(nil), // 12: littlehorse.UTActionTrigger.UTATask (*UTActionTrigger_UTAReassign)(nil), // 13: littlehorse.UTActionTrigger.UTAReassign (*VariableValue)(nil), // 14: littlehorse.VariableValue - (VariableType)(0), // 15: littlehorse.VariableType - (*TaskDefId)(nil), // 16: littlehorse.TaskDefId + (PrimitiveType)(0), // 15: littlehorse.PrimitiveType + (*SchemaId)(nil), // 16: littlehorse.SchemaId + (*TaskDefId)(nil), // 17: littlehorse.TaskDefId } var file_common_wfspec_proto_depIdxs = []int32{ 14, // 0: littlehorse.VariableAssignment.literal_value:type_name -> littlehorse.VariableValue @@ -1376,28 +1417,29 @@ var file_common_wfspec_proto_depIdxs = []int32{ 3, // 3: littlehorse.VariableMutation.source_variable:type_name -> littlehorse.VariableAssignment 14, // 4: littlehorse.VariableMutation.literal_value:type_name -> littlehorse.VariableValue 10, // 5: littlehorse.VariableMutation.node_output:type_name -> littlehorse.VariableMutation.NodeOutputSource - 15, // 6: littlehorse.VariableDef.type:type_name -> littlehorse.VariableType - 14, // 7: littlehorse.VariableDef.default_value:type_name -> littlehorse.VariableValue - 12, // 8: littlehorse.UTActionTrigger.task:type_name -> littlehorse.UTActionTrigger.UTATask - 11, // 9: littlehorse.UTActionTrigger.cancel:type_name -> littlehorse.UTActionTrigger.UTACancel - 13, // 10: littlehorse.UTActionTrigger.reassign:type_name -> littlehorse.UTActionTrigger.UTAReassign - 3, // 11: littlehorse.UTActionTrigger.delay_seconds:type_name -> littlehorse.VariableAssignment - 2, // 12: littlehorse.UTActionTrigger.hook:type_name -> littlehorse.UTActionTrigger.UTHook - 16, // 13: littlehorse.TaskNode.task_def_id:type_name -> littlehorse.TaskDefId - 3, // 14: littlehorse.TaskNode.dynamic_task:type_name -> littlehorse.VariableAssignment - 7, // 15: littlehorse.TaskNode.exponential_backoff:type_name -> littlehorse.ExponentialBackoffRetryPolicy - 3, // 16: littlehorse.TaskNode.variables:type_name -> littlehorse.VariableAssignment - 3, // 17: littlehorse.VariableAssignment.FormatString.format:type_name -> littlehorse.VariableAssignment - 3, // 18: littlehorse.VariableAssignment.FormatString.args:type_name -> littlehorse.VariableAssignment - 8, // 19: littlehorse.UTActionTrigger.UTATask.task:type_name -> littlehorse.TaskNode - 4, // 20: littlehorse.UTActionTrigger.UTATask.mutations:type_name -> littlehorse.VariableMutation - 3, // 21: littlehorse.UTActionTrigger.UTAReassign.user_id:type_name -> littlehorse.VariableAssignment - 3, // 22: littlehorse.UTActionTrigger.UTAReassign.user_group:type_name -> littlehorse.VariableAssignment - 23, // [23:23] is the sub-list for method output_type - 23, // [23:23] is the sub-list for method input_type - 23, // [23:23] is the sub-list for extension type_name - 23, // [23:23] is the sub-list for extension extendee - 0, // [0:23] is the sub-list for field type_name + 15, // 6: littlehorse.VariableDef.primitive:type_name -> littlehorse.PrimitiveType + 16, // 7: littlehorse.VariableDef.schema:type_name -> littlehorse.SchemaId + 14, // 8: littlehorse.VariableDef.default_value:type_name -> littlehorse.VariableValue + 12, // 9: littlehorse.UTActionTrigger.task:type_name -> littlehorse.UTActionTrigger.UTATask + 11, // 10: littlehorse.UTActionTrigger.cancel:type_name -> littlehorse.UTActionTrigger.UTACancel + 13, // 11: littlehorse.UTActionTrigger.reassign:type_name -> littlehorse.UTActionTrigger.UTAReassign + 3, // 12: littlehorse.UTActionTrigger.delay_seconds:type_name -> littlehorse.VariableAssignment + 2, // 13: littlehorse.UTActionTrigger.hook:type_name -> littlehorse.UTActionTrigger.UTHook + 17, // 14: littlehorse.TaskNode.task_def_id:type_name -> littlehorse.TaskDefId + 3, // 15: littlehorse.TaskNode.dynamic_task:type_name -> littlehorse.VariableAssignment + 7, // 16: littlehorse.TaskNode.exponential_backoff:type_name -> littlehorse.ExponentialBackoffRetryPolicy + 3, // 17: littlehorse.TaskNode.variables:type_name -> littlehorse.VariableAssignment + 3, // 18: littlehorse.VariableAssignment.FormatString.format:type_name -> littlehorse.VariableAssignment + 3, // 19: littlehorse.VariableAssignment.FormatString.args:type_name -> littlehorse.VariableAssignment + 8, // 20: littlehorse.UTActionTrigger.UTATask.task:type_name -> littlehorse.TaskNode + 4, // 21: littlehorse.UTActionTrigger.UTATask.mutations:type_name -> littlehorse.VariableMutation + 3, // 22: littlehorse.UTActionTrigger.UTAReassign.user_id:type_name -> littlehorse.VariableAssignment + 3, // 23: littlehorse.UTActionTrigger.UTAReassign.user_group:type_name -> littlehorse.VariableAssignment + 24, // [24:24] is the sub-list for method output_type + 24, // [24:24] is the sub-list for method input_type + 24, // [24:24] is the sub-list for extension type_name + 24, // [24:24] is the sub-list for extension extendee + 0, // [0:24] is the sub-list for field type_name } func init() { file_common_wfspec_proto_init() } @@ -1552,7 +1594,10 @@ func file_common_wfspec_proto_init() { (*VariableMutation_LiteralValue)(nil), (*VariableMutation_NodeOutput)(nil), } - file_common_wfspec_proto_msgTypes[2].OneofWrappers = []interface{}{} + file_common_wfspec_proto_msgTypes[2].OneofWrappers = []interface{}{ + (*VariableDef_Primitive)(nil), + (*VariableDef_Schema)(nil), + } file_common_wfspec_proto_msgTypes[3].OneofWrappers = []interface{}{ (*UTActionTrigger_Task)(nil), (*UTActionTrigger_Cancel)(nil), diff --git a/sdk-go/lhproto/object_id.pb.go b/sdk-go/lhproto/object_id.pb.go index 9cb61e840..94cdabbaf 100644 --- a/sdk-go/lhproto/object_id.pb.go +++ b/sdk-go/lhproto/object_id.pb.go @@ -307,6 +307,64 @@ func (x *WorkflowEventDefId) GetName() string { return "" } +// ID for a Schema +type SchemaId struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // The name of the `Schema`. + Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"` + // The version of the `Schema`. + Version int32 `protobuf:"varint,2,opt,name=version,proto3" json:"version,omitempty"` +} + +func (x *SchemaId) Reset() { + *x = SchemaId{} + if protoimpl.UnsafeEnabled { + mi := &file_object_id_proto_msgTypes[5] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *SchemaId) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*SchemaId) ProtoMessage() {} + +func (x *SchemaId) ProtoReflect() protoreflect.Message { + mi := &file_object_id_proto_msgTypes[5] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use SchemaId.ProtoReflect.Descriptor instead. +func (*SchemaId) Descriptor() ([]byte, []int) { + return file_object_id_proto_rawDescGZIP(), []int{5} +} + +func (x *SchemaId) GetName() string { + if x != nil { + return x.Name + } + return "" +} + +func (x *SchemaId) GetVersion() int32 { + if x != nil { + return x.Version + } + return 0 +} + // ID for a TaskWorkerGroup. type TaskWorkerGroupId struct { state protoimpl.MessageState @@ -320,7 +378,7 @@ type TaskWorkerGroupId struct { func (x *TaskWorkerGroupId) Reset() { *x = TaskWorkerGroupId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[5] + mi := &file_object_id_proto_msgTypes[6] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -333,7 +391,7 @@ func (x *TaskWorkerGroupId) String() string { func (*TaskWorkerGroupId) ProtoMessage() {} func (x *TaskWorkerGroupId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[5] + mi := &file_object_id_proto_msgTypes[6] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -346,7 +404,7 @@ func (x *TaskWorkerGroupId) ProtoReflect() protoreflect.Message { // Deprecated: Use TaskWorkerGroupId.ProtoReflect.Descriptor instead. func (*TaskWorkerGroupId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{5} + return file_object_id_proto_rawDescGZIP(), []int{6} } func (x *TaskWorkerGroupId) GetTaskDefId() *TaskDefId { @@ -375,7 +433,7 @@ type VariableId struct { func (x *VariableId) Reset() { *x = VariableId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[6] + mi := &file_object_id_proto_msgTypes[7] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -388,7 +446,7 @@ func (x *VariableId) String() string { func (*VariableId) ProtoMessage() {} func (x *VariableId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[6] + mi := &file_object_id_proto_msgTypes[7] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -401,7 +459,7 @@ func (x *VariableId) ProtoReflect() protoreflect.Message { // Deprecated: Use VariableId.ProtoReflect.Descriptor instead. func (*VariableId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{6} + return file_object_id_proto_rawDescGZIP(), []int{7} } func (x *VariableId) GetWfRunId() *WfRunId { @@ -444,7 +502,7 @@ type ExternalEventId struct { func (x *ExternalEventId) Reset() { *x = ExternalEventId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[7] + mi := &file_object_id_proto_msgTypes[8] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -457,7 +515,7 @@ func (x *ExternalEventId) String() string { func (*ExternalEventId) ProtoMessage() {} func (x *ExternalEventId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[7] + mi := &file_object_id_proto_msgTypes[8] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -470,7 +528,7 @@ func (x *ExternalEventId) ProtoReflect() protoreflect.Message { // Deprecated: Use ExternalEventId.ProtoReflect.Descriptor instead. func (*ExternalEventId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{7} + return file_object_id_proto_rawDescGZIP(), []int{8} } func (x *ExternalEventId) GetWfRunId() *WfRunId { @@ -509,7 +567,7 @@ type WfRunId struct { func (x *WfRunId) Reset() { *x = WfRunId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[8] + mi := &file_object_id_proto_msgTypes[9] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -522,7 +580,7 @@ func (x *WfRunId) String() string { func (*WfRunId) ProtoMessage() {} func (x *WfRunId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[8] + mi := &file_object_id_proto_msgTypes[9] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -535,7 +593,7 @@ func (x *WfRunId) ProtoReflect() protoreflect.Message { // Deprecated: Use WfRunId.ProtoReflect.Descriptor instead. func (*WfRunId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{8} + return file_object_id_proto_rawDescGZIP(), []int{9} } func (x *WfRunId) GetId() string { @@ -570,7 +628,7 @@ type NodeRunId struct { func (x *NodeRunId) Reset() { *x = NodeRunId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[9] + mi := &file_object_id_proto_msgTypes[10] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -583,7 +641,7 @@ func (x *NodeRunId) String() string { func (*NodeRunId) ProtoMessage() {} func (x *NodeRunId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[9] + mi := &file_object_id_proto_msgTypes[10] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -596,7 +654,7 @@ func (x *NodeRunId) ProtoReflect() protoreflect.Message { // Deprecated: Use NodeRunId.ProtoReflect.Descriptor instead. func (*NodeRunId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{9} + return file_object_id_proto_rawDescGZIP(), []int{10} } func (x *NodeRunId) GetWfRunId() *WfRunId { @@ -639,7 +697,7 @@ type WorkflowEventId struct { func (x *WorkflowEventId) Reset() { *x = WorkflowEventId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[10] + mi := &file_object_id_proto_msgTypes[11] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -652,7 +710,7 @@ func (x *WorkflowEventId) String() string { func (*WorkflowEventId) ProtoMessage() {} func (x *WorkflowEventId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[10] + mi := &file_object_id_proto_msgTypes[11] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -665,7 +723,7 @@ func (x *WorkflowEventId) ProtoReflect() protoreflect.Message { // Deprecated: Use WorkflowEventId.ProtoReflect.Descriptor instead. func (*WorkflowEventId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{10} + return file_object_id_proto_rawDescGZIP(), []int{11} } func (x *WorkflowEventId) GetWfRunId() *WfRunId { @@ -705,7 +763,7 @@ type TaskRunId struct { func (x *TaskRunId) Reset() { *x = TaskRunId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[11] + mi := &file_object_id_proto_msgTypes[12] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -718,7 +776,7 @@ func (x *TaskRunId) String() string { func (*TaskRunId) ProtoMessage() {} func (x *TaskRunId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[11] + mi := &file_object_id_proto_msgTypes[12] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -731,7 +789,7 @@ func (x *TaskRunId) ProtoReflect() protoreflect.Message { // Deprecated: Use TaskRunId.ProtoReflect.Descriptor instead. func (*TaskRunId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{11} + return file_object_id_proto_rawDescGZIP(), []int{12} } func (x *TaskRunId) GetWfRunId() *WfRunId { @@ -764,7 +822,7 @@ type UserTaskRunId struct { func (x *UserTaskRunId) Reset() { *x = UserTaskRunId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[12] + mi := &file_object_id_proto_msgTypes[13] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -777,7 +835,7 @@ func (x *UserTaskRunId) String() string { func (*UserTaskRunId) ProtoMessage() {} func (x *UserTaskRunId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[12] + mi := &file_object_id_proto_msgTypes[13] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -790,7 +848,7 @@ func (x *UserTaskRunId) ProtoReflect() protoreflect.Message { // Deprecated: Use UserTaskRunId.ProtoReflect.Descriptor instead. func (*UserTaskRunId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{12} + return file_object_id_proto_rawDescGZIP(), []int{13} } func (x *UserTaskRunId) GetWfRunId() *WfRunId { @@ -824,7 +882,7 @@ type TaskDefMetricsId struct { func (x *TaskDefMetricsId) Reset() { *x = TaskDefMetricsId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[13] + mi := &file_object_id_proto_msgTypes[14] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -837,7 +895,7 @@ func (x *TaskDefMetricsId) String() string { func (*TaskDefMetricsId) ProtoMessage() {} func (x *TaskDefMetricsId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[13] + mi := &file_object_id_proto_msgTypes[14] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -850,7 +908,7 @@ func (x *TaskDefMetricsId) ProtoReflect() protoreflect.Message { // Deprecated: Use TaskDefMetricsId.ProtoReflect.Descriptor instead. func (*TaskDefMetricsId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{13} + return file_object_id_proto_rawDescGZIP(), []int{14} } func (x *TaskDefMetricsId) GetWindowStart() *timestamppb.Timestamp { @@ -891,7 +949,7 @@ type WfSpecMetricsId struct { func (x *WfSpecMetricsId) Reset() { *x = WfSpecMetricsId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[14] + mi := &file_object_id_proto_msgTypes[15] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -904,7 +962,7 @@ func (x *WfSpecMetricsId) String() string { func (*WfSpecMetricsId) ProtoMessage() {} func (x *WfSpecMetricsId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[14] + mi := &file_object_id_proto_msgTypes[15] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -917,7 +975,7 @@ func (x *WfSpecMetricsId) ProtoReflect() protoreflect.Message { // Deprecated: Use WfSpecMetricsId.ProtoReflect.Descriptor instead. func (*WfSpecMetricsId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{14} + return file_object_id_proto_rawDescGZIP(), []int{15} } func (x *WfSpecMetricsId) GetWindowStart() *timestamppb.Timestamp { @@ -955,7 +1013,7 @@ type PrincipalId struct { func (x *PrincipalId) Reset() { *x = PrincipalId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[15] + mi := &file_object_id_proto_msgTypes[16] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -968,7 +1026,7 @@ func (x *PrincipalId) String() string { func (*PrincipalId) ProtoMessage() {} func (x *PrincipalId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[15] + mi := &file_object_id_proto_msgTypes[16] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -981,7 +1039,7 @@ func (x *PrincipalId) ProtoReflect() protoreflect.Message { // Deprecated: Use PrincipalId.ProtoReflect.Descriptor instead. func (*PrincipalId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{15} + return file_object_id_proto_rawDescGZIP(), []int{16} } func (x *PrincipalId) GetId() string { @@ -1004,7 +1062,7 @@ type TenantId struct { func (x *TenantId) Reset() { *x = TenantId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[16] + mi := &file_object_id_proto_msgTypes[17] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -1017,7 +1075,7 @@ func (x *TenantId) String() string { func (*TenantId) ProtoMessage() {} func (x *TenantId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[16] + mi := &file_object_id_proto_msgTypes[17] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -1030,7 +1088,7 @@ func (x *TenantId) ProtoReflect() protoreflect.Message { // Deprecated: Use TenantId.ProtoReflect.Descriptor instead. func (*TenantId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{16} + return file_object_id_proto_rawDescGZIP(), []int{17} } func (x *TenantId) GetId() string { @@ -1052,7 +1110,7 @@ type ScheduledWfRunId struct { func (x *ScheduledWfRunId) Reset() { *x = ScheduledWfRunId{} if protoimpl.UnsafeEnabled { - mi := &file_object_id_proto_msgTypes[17] + mi := &file_object_id_proto_msgTypes[18] ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) ms.StoreMessageInfo(mi) } @@ -1065,7 +1123,7 @@ func (x *ScheduledWfRunId) String() string { func (*ScheduledWfRunId) ProtoMessage() {} func (x *ScheduledWfRunId) ProtoReflect() protoreflect.Message { - mi := &file_object_id_proto_msgTypes[17] + mi := &file_object_id_proto_msgTypes[18] if protoimpl.UnsafeEnabled && x != nil { ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) if ms.LoadMessageInfo() == nil { @@ -1078,7 +1136,7 @@ func (x *ScheduledWfRunId) ProtoReflect() protoreflect.Message { // Deprecated: Use ScheduledWfRunId.ProtoReflect.Descriptor instead. func (*ScheduledWfRunId) Descriptor() ([]byte, []int) { - return file_object_id_proto_rawDescGZIP(), []int{17} + return file_object_id_proto_rawDescGZIP(), []int{18} } func (x *ScheduledWfRunId) GetId() string { @@ -1113,107 +1171,110 @@ var file_object_id_proto_rawDesc = []byte{ 0x02, 0x20, 0x01, 0x28, 0x05, 0x52, 0x07, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x22, 0x28, 0x0a, 0x12, 0x57, 0x6f, 0x72, 0x6b, 0x66, 0x6c, 0x6f, 0x77, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x44, 0x65, 0x66, 0x49, 0x64, 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, - 0x28, 0x09, 0x52, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x22, 0x4b, 0x0a, 0x11, 0x54, 0x61, 0x73, 0x6b, - 0x57, 0x6f, 0x72, 0x6b, 0x65, 0x72, 0x47, 0x72, 0x6f, 0x75, 0x70, 0x49, 0x64, 0x12, 0x36, 0x0a, - 0x0b, 0x74, 0x61, 0x73, 0x6b, 0x5f, 0x64, 0x65, 0x66, 0x5f, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, - 0x28, 0x0b, 0x32, 0x16, 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littlehorse.VariableId - (*ExternalEventId)(nil), // 7: littlehorse.ExternalEventId - (*WfRunId)(nil), // 8: littlehorse.WfRunId - (*NodeRunId)(nil), // 9: littlehorse.NodeRunId - (*WorkflowEventId)(nil), // 10: littlehorse.WorkflowEventId - (*TaskRunId)(nil), // 11: littlehorse.TaskRunId - (*UserTaskRunId)(nil), // 12: littlehorse.UserTaskRunId - (*TaskDefMetricsId)(nil), // 13: littlehorse.TaskDefMetricsId - (*WfSpecMetricsId)(nil), // 14: littlehorse.WfSpecMetricsId - (*PrincipalId)(nil), // 15: littlehorse.PrincipalId - (*TenantId)(nil), // 16: littlehorse.TenantId - (*ScheduledWfRunId)(nil), // 17: littlehorse.ScheduledWfRunId - (*timestamppb.Timestamp)(nil), // 18: google.protobuf.Timestamp - (MetricsWindowLength)(0), // 19: littlehorse.MetricsWindowLength + (*SchemaId)(nil), // 5: littlehorse.SchemaId + (*TaskWorkerGroupId)(nil), // 6: littlehorse.TaskWorkerGroupId + (*VariableId)(nil), // 7: littlehorse.VariableId + (*ExternalEventId)(nil), // 8: littlehorse.ExternalEventId + (*WfRunId)(nil), // 9: littlehorse.WfRunId + (*NodeRunId)(nil), // 10: littlehorse.NodeRunId + (*WorkflowEventId)(nil), // 11: littlehorse.WorkflowEventId + (*TaskRunId)(nil), // 12: littlehorse.TaskRunId + (*UserTaskRunId)(nil), // 13: littlehorse.UserTaskRunId + (*TaskDefMetricsId)(nil), // 14: littlehorse.TaskDefMetricsId + (*WfSpecMetricsId)(nil), // 15: littlehorse.WfSpecMetricsId + (*PrincipalId)(nil), // 16: littlehorse.PrincipalId + (*TenantId)(nil), // 17: littlehorse.TenantId + (*ScheduledWfRunId)(nil), // 18: littlehorse.ScheduledWfRunId + (*timestamppb.Timestamp)(nil), // 19: google.protobuf.Timestamp + (MetricsWindowLength)(0), // 20: littlehorse.MetricsWindowLength } var file_object_id_proto_depIdxs = []int32{ 1, // 0: littlehorse.TaskWorkerGroupId.task_def_id:type_name -> littlehorse.TaskDefId - 8, // 1: littlehorse.VariableId.wf_run_id:type_name -> littlehorse.WfRunId - 8, // 2: littlehorse.ExternalEventId.wf_run_id:type_name -> littlehorse.WfRunId + 9, // 1: littlehorse.VariableId.wf_run_id:type_name -> littlehorse.WfRunId + 9, // 2: littlehorse.ExternalEventId.wf_run_id:type_name -> littlehorse.WfRunId 2, // 3: littlehorse.ExternalEventId.external_event_def_id:type_name -> littlehorse.ExternalEventDefId - 8, // 4: littlehorse.WfRunId.parent_wf_run_id:type_name -> littlehorse.WfRunId - 8, // 5: littlehorse.NodeRunId.wf_run_id:type_name -> littlehorse.WfRunId - 8, // 6: littlehorse.WorkflowEventId.wf_run_id:type_name -> littlehorse.WfRunId + 9, // 4: littlehorse.WfRunId.parent_wf_run_id:type_name -> littlehorse.WfRunId + 9, // 5: littlehorse.NodeRunId.wf_run_id:type_name -> littlehorse.WfRunId + 9, // 6: littlehorse.WorkflowEventId.wf_run_id:type_name -> littlehorse.WfRunId 4, // 7: littlehorse.WorkflowEventId.workflow_event_def_id:type_name -> littlehorse.WorkflowEventDefId - 8, // 8: littlehorse.TaskRunId.wf_run_id:type_name -> littlehorse.WfRunId - 8, // 9: littlehorse.UserTaskRunId.wf_run_id:type_name -> littlehorse.WfRunId - 18, // 10: littlehorse.TaskDefMetricsId.window_start:type_name -> google.protobuf.Timestamp - 19, // 11: littlehorse.TaskDefMetricsId.window_type:type_name -> littlehorse.MetricsWindowLength + 9, // 8: littlehorse.TaskRunId.wf_run_id:type_name -> littlehorse.WfRunId + 9, // 9: littlehorse.UserTaskRunId.wf_run_id:type_name -> littlehorse.WfRunId + 19, // 10: littlehorse.TaskDefMetricsId.window_start:type_name -> google.protobuf.Timestamp + 20, // 11: littlehorse.TaskDefMetricsId.window_type:type_name -> littlehorse.MetricsWindowLength 1, // 12: littlehorse.TaskDefMetricsId.task_def_id:type_name -> littlehorse.TaskDefId - 18, // 13: littlehorse.WfSpecMetricsId.window_start:type_name -> google.protobuf.Timestamp - 19, // 14: littlehorse.WfSpecMetricsId.window_type:type_name -> littlehorse.MetricsWindowLength + 19, // 13: littlehorse.WfSpecMetricsId.window_start:type_name -> google.protobuf.Timestamp + 20, // 14: littlehorse.WfSpecMetricsId.window_type:type_name -> littlehorse.MetricsWindowLength 0, // 15: littlehorse.WfSpecMetricsId.wf_spec_id:type_name -> littlehorse.WfSpecId 16, // [16:16] is the sub-list for method output_type 16, // [16:16] is the sub-list for method input_type @@ -1343,7 +1405,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*TaskWorkerGroupId); i { + switch v := v.(*SchemaId); i { case 0: return &v.state case 1: @@ -1355,7 +1417,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*VariableId); i { + switch v := v.(*TaskWorkerGroupId); i { case 0: return &v.state case 1: @@ -1367,7 +1429,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*ExternalEventId); i { + switch v := v.(*VariableId); i { case 0: return &v.state case 1: @@ -1379,7 +1441,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*WfRunId); i { + switch v := v.(*ExternalEventId); i { case 0: return &v.state case 1: @@ -1391,7 +1453,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*NodeRunId); i { + switch v := v.(*WfRunId); i { case 0: return &v.state case 1: @@ -1403,7 +1465,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*WorkflowEventId); i { + switch v := v.(*NodeRunId); i { case 0: return &v.state case 1: @@ -1415,7 +1477,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[11].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*TaskRunId); i { + switch v := v.(*WorkflowEventId); i { case 0: return &v.state case 1: @@ -1427,7 +1489,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[12].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*UserTaskRunId); i { + switch v := v.(*TaskRunId); i { case 0: return &v.state case 1: @@ -1439,7 +1501,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[13].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*TaskDefMetricsId); i { + switch v := v.(*UserTaskRunId); i { case 0: return &v.state case 1: @@ -1451,7 +1513,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*WfSpecMetricsId); i { + switch v := v.(*TaskDefMetricsId); i { case 0: return &v.state case 1: @@ -1463,7 +1525,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*PrincipalId); i { + switch v := v.(*WfSpecMetricsId); i { case 0: return &v.state case 1: @@ -1475,7 +1537,7 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} { - switch v := v.(*TenantId); i { + switch v := v.(*PrincipalId); i { case 0: return &v.state case 1: @@ -1487,6 +1549,18 @@ func file_object_id_proto_init() { } } file_object_id_proto_msgTypes[17].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*TenantId); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_object_id_proto_msgTypes[18].Exporter = func(v interface{}, i int) interface{} { switch v := v.(*ScheduledWfRunId); i { case 0: return &v.state @@ -1499,14 +1573,14 @@ func file_object_id_proto_init() { } } } - file_object_id_proto_msgTypes[8].OneofWrappers = []interface{}{} + file_object_id_proto_msgTypes[9].OneofWrappers = []interface{}{} type x struct{} out := protoimpl.TypeBuilder{ File: protoimpl.DescBuilder{ GoPackagePath: reflect.TypeOf(x{}).PkgPath(), RawDescriptor: file_object_id_proto_rawDesc, NumEnums: 0, - NumMessages: 18, + NumMessages: 19, NumExtensions: 0, NumServices: 0, }, diff --git a/sdk-go/lhproto/service.pb.go b/sdk-go/lhproto/service.pb.go index fa9868e41..dbfd09848 100644 --- a/sdk-go/lhproto/service.pb.go +++ b/sdk-go/lhproto/service.pb.go @@ -377,8 +377,11 @@ type PutWorkflowEventDefRequest struct { sizeCache protoimpl.SizeCache unknownFields protoimpl.UnknownFields - Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"` - Type VariableType `protobuf:"varint,2,opt,name=type,proto3,enum=littlehorse.VariableType" json:"type,omitempty"` + Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"` + // Types that are assignable to Type: + // *PutWorkflowEventDefRequest_PrimitiveType + // *PutWorkflowEventDefRequest_Schema + Type isPutWorkflowEventDefRequest_Type `protobuf_oneof:"type"` } func (x *PutWorkflowEventDefRequest) Reset() { @@ -420,13 +423,43 @@ func (x *PutWorkflowEventDefRequest) GetName() string { return "" } -func (x *PutWorkflowEventDefRequest) GetType() VariableType { - if x != nil { - return x.Type +func (m *PutWorkflowEventDefRequest) GetType() isPutWorkflowEventDefRequest_Type { + if m != nil { + return m.Type } - return VariableType_JSON_OBJ + return nil } +func (x *PutWorkflowEventDefRequest) GetPrimitiveType() PrimitiveType { + if x, ok := x.GetType().(*PutWorkflowEventDefRequest_PrimitiveType); ok { + return x.PrimitiveType + } + return PrimitiveType_JSON_OBJ +} + +func (x *PutWorkflowEventDefRequest) GetSchema() *SchemaId { + if x, ok := x.GetType().(*PutWorkflowEventDefRequest_Schema); ok { + return x.Schema + } + return nil +} + +type isPutWorkflowEventDefRequest_Type interface { + isPutWorkflowEventDefRequest_Type() +} + +type PutWorkflowEventDefRequest_PrimitiveType struct { + PrimitiveType PrimitiveType `protobuf:"varint,2,opt,name=primitive_type,json=primitiveType,proto3,enum=littlehorse.PrimitiveType,oneof"` +} + +type PutWorkflowEventDefRequest_Schema struct { + Schema *SchemaId `protobuf:"bytes,3,opt,name=schema,proto3,oneof"` +} + +func (*PutWorkflowEventDefRequest_PrimitiveType) isPutWorkflowEventDefRequest_Type() {} + +func (*PutWorkflowEventDefRequest_Schema) isPutWorkflowEventDefRequest_Type() {} + // Creates a UserTaskDef. type PutUserTaskDefRequest struct { state protoimpl.MessageState @@ -5730,12 +5763,17 @@ var file_service_proto_rawDesc = []byte{ 0x4f, 0x75, 0x74, 0x70, 0x75, 0x74, 0x53, 0x63, 0x68, 0x65, 0x6d, 0x61, 0x48, 0x00, 0x52, 0x0c, 0x6f, 0x75, 0x74, 0x70, 0x75, 0x74, 0x53, 0x63, 0x68, 0x65, 0x6d, 0x61, 0x88, 0x01, 0x01, 0x42, 0x10, 0x0a, 0x0e, 0x5f, 0x6f, 0x75, 0x74, 0x70, 0x75, 0x74, 0x5f, 0x73, 0x63, 0x68, 0x65, 0x6d, - 0x61, 0x22, 0x5f, 0x0a, 0x1a, 0x50, 0x75, 0x74, 0x57, 0x6f, 0x72, 0x6b, 0x66, 0x6c, 0x6f, 0x77, - 0x45, 0x76, 0x65, 0x6e, 0x74, 0x44, 0x65, 0x66, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, - 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x6e, - 0x61, 0x6d, 0x65, 0x12, 0x2d, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, - 0x0e, 0x32, 0x19, 0x2e, 0x6c, 0x69, 0x74, 0x74, 0x6c, 0x65, 0x68, 0x6f, 0x72, 0x73, 0x65, 0x2e, - 0x56, 0x61, 0x72, 0x69, 0x61, 0x62, 0x6c, 0x65, 0x54, 0x79, 0x70, 0x65, 0x52, 0x04, 0x74, 0x79, + 0x61, 0x22, 0xae, 0x01, 0x0a, 0x1a, 0x50, 0x75, 0x74, 0x57, 0x6f, 0x72, 0x6b, 0x66, 0x6c, 0x6f, + 0x77, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x44, 0x65, 0x66, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, + 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, + 0x6e, 0x61, 0x6d, 0x65, 0x12, 0x43, 0x0a, 0x0e, 0x70, 0x72, 0x69, 0x6d, 0x69, 0x74, 0x69, 0x76, + 0x65, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x1a, 0x2e, 0x6c, + 0x69, 0x74, 0x74, 0x6c, 0x65, 0x68, 0x6f, 0x72, 0x73, 0x65, 0x2e, 0x50, 0x72, 0x69, 0x6d, 0x69, + 0x74, 0x69, 0x76, 0x65, 0x54, 0x79, 0x70, 0x65, 0x48, 0x00, 0x52, 0x0d, 0x70, 0x72, 0x69, 0x6d, + 0x69, 0x74, 0x69, 0x76, 0x65, 0x54, 0x79, 0x70, 0x65, 0x12, 0x2f, 0x0a, 0x06, 0x73, 0x63, 0x68, + 0x65, 0x6d, 0x61, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x15, 0x2e, 0x6c, 0x69, 0x74, 0x74, + 0x6c, 0x65, 0x68, 0x6f, 0x72, 0x73, 0x65, 0x2e, 0x53, 0x63, 0x68, 0x65, 0x6d, 0x61, 0x49, 0x64, + 0x48, 0x00, 0x52, 0x06, 0x73, 0x63, 0x68, 0x65, 0x6d, 0x61, 0x42, 0x06, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x22, 0x96, 0x01, 0x0a, 0x15, 0x50, 0x75, 0x74, 0x55, 0x73, 0x65, 0x72, 0x54, 0x61, 0x73, 0x6b, 0x44, 0x65, 0x66, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x12, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x6e, 0x61, 0x6d, 0x65, @@ -7077,60 +7115,61 @@ var file_service_proto_goTypes = []interface{}{ (*WfSpec_ParentWfSpecReference)(nil), // 85: littlehorse.WfSpec.ParentWfSpecReference (*VariableDef)(nil), // 86: littlehorse.VariableDef (*TaskDefOutputSchema)(nil), // 87: littlehorse.TaskDefOutputSchema - (VariableType)(0), // 88: littlehorse.VariableType - (*UserTaskField)(nil), // 89: littlehorse.UserTaskField - (*ExternalEventRetentionPolicy)(nil), // 90: littlehorse.ExternalEventRetentionPolicy - (*WfRunId)(nil), // 91: littlehorse.WfRunId - (*ExternalEventDefId)(nil), // 92: littlehorse.ExternalEventDefId - (*VariableValue)(nil), // 93: littlehorse.VariableValue - (*ExternalEventId)(nil), // 94: littlehorse.ExternalEventId - (*ScheduledWfRunId)(nil), // 95: littlehorse.ScheduledWfRunId - (*TaskDefId)(nil), // 96: littlehorse.TaskDefId - (*UserTaskDefId)(nil), // 97: littlehorse.UserTaskDefId - (*WfSpecId)(nil), // 98: littlehorse.WfSpecId - (*WorkflowEventDefId)(nil), // 99: littlehorse.WorkflowEventDefId - (*WorkflowEventId)(nil), // 100: littlehorse.WorkflowEventId - (LHStatus)(0), // 101: littlehorse.LHStatus - (*timestamppb.Timestamp)(nil), // 102: google.protobuf.Timestamp - (TaskStatus)(0), // 103: littlehorse.TaskStatus - (*TaskRunId)(nil), // 104: littlehorse.TaskRunId - (*NodeRunId)(nil), // 105: littlehorse.NodeRunId - (UserTaskRunStatus)(0), // 106: littlehorse.UserTaskRunStatus - (*UserTaskRunId)(nil), // 107: littlehorse.UserTaskRunId - (*VariableId)(nil), // 108: littlehorse.VariableId - (*TenantId)(nil), // 109: littlehorse.TenantId - (*PrincipalId)(nil), // 110: littlehorse.PrincipalId - (*NodeRun)(nil), // 111: littlehorse.NodeRun - (*Variable)(nil), // 112: littlehorse.Variable - (*ExternalEvent)(nil), // 113: littlehorse.ExternalEvent - (*VarNameAndVal)(nil), // 114: littlehorse.VarNameAndVal - (*TaskRunSource)(nil), // 115: littlehorse.TaskRunSource - (*LHTaskError)(nil), // 116: littlehorse.LHTaskError - (*LHTaskException)(nil), // 117: littlehorse.LHTaskException - (MetricsWindowLength)(0), // 118: littlehorse.MetricsWindowLength - (*UserTaskRun)(nil), // 119: littlehorse.UserTaskRun - (*TaskWorkerGroupId)(nil), // 120: littlehorse.TaskWorkerGroupId - (*TaskRun)(nil), // 121: littlehorse.TaskRun - (*WfSpecVersionMigration)(nil), // 122: littlehorse.WfSpecVersionMigration - (*ThreadSpec)(nil), // 123: littlehorse.ThreadSpec - (*AssignUserTaskRunRequest)(nil), // 124: littlehorse.AssignUserTaskRunRequest - (*CompleteUserTaskRunRequest)(nil), // 125: littlehorse.CompleteUserTaskRunRequest - (*CancelUserTaskRunRequest)(nil), // 126: littlehorse.CancelUserTaskRunRequest - (*SaveUserTaskRunProgressRequest)(nil), // 127: littlehorse.SaveUserTaskRunProgressRequest - (*DeletePrincipalRequest)(nil), // 128: littlehorse.DeletePrincipalRequest - (*PutTenantRequest)(nil), // 129: littlehorse.PutTenantRequest - (*PutPrincipalRequest)(nil), // 130: littlehorse.PutPrincipalRequest - (*emptypb.Empty)(nil), // 131: google.protobuf.Empty - (*TaskDef)(nil), // 132: littlehorse.TaskDef - (*ExternalEventDef)(nil), // 133: littlehorse.ExternalEventDef - (*WorkflowEventDef)(nil), // 134: littlehorse.WorkflowEventDef - (*WfSpec)(nil), // 135: littlehorse.WfSpec - (*UserTaskDef)(nil), // 136: littlehorse.UserTaskDef - (*WfRun)(nil), // 137: littlehorse.WfRun - (*ScheduledWfRun)(nil), // 138: littlehorse.ScheduledWfRun - (*WorkflowEvent)(nil), // 139: littlehorse.WorkflowEvent - (*Tenant)(nil), // 140: littlehorse.Tenant - (*Principal)(nil), // 141: littlehorse.Principal + (PrimitiveType)(0), // 88: littlehorse.PrimitiveType + (*SchemaId)(nil), // 89: littlehorse.SchemaId + (*UserTaskField)(nil), // 90: littlehorse.UserTaskField + (*ExternalEventRetentionPolicy)(nil), // 91: littlehorse.ExternalEventRetentionPolicy + (*WfRunId)(nil), // 92: littlehorse.WfRunId + (*ExternalEventDefId)(nil), // 93: littlehorse.ExternalEventDefId + (*VariableValue)(nil), // 94: littlehorse.VariableValue + (*ExternalEventId)(nil), // 95: littlehorse.ExternalEventId + (*ScheduledWfRunId)(nil), // 96: littlehorse.ScheduledWfRunId + (*TaskDefId)(nil), // 97: littlehorse.TaskDefId + (*UserTaskDefId)(nil), // 98: littlehorse.UserTaskDefId + (*WfSpecId)(nil), // 99: littlehorse.WfSpecId + (*WorkflowEventDefId)(nil), // 100: littlehorse.WorkflowEventDefId + (*WorkflowEventId)(nil), // 101: littlehorse.WorkflowEventId + (LHStatus)(0), // 102: littlehorse.LHStatus + (*timestamppb.Timestamp)(nil), // 103: google.protobuf.Timestamp + (TaskStatus)(0), // 104: littlehorse.TaskStatus + (*TaskRunId)(nil), // 105: littlehorse.TaskRunId + (*NodeRunId)(nil), // 106: littlehorse.NodeRunId + (UserTaskRunStatus)(0), // 107: littlehorse.UserTaskRunStatus + (*UserTaskRunId)(nil), // 108: littlehorse.UserTaskRunId + (*VariableId)(nil), // 109: littlehorse.VariableId + (*TenantId)(nil), // 110: littlehorse.TenantId + (*PrincipalId)(nil), // 111: littlehorse.PrincipalId + (*NodeRun)(nil), // 112: littlehorse.NodeRun + (*Variable)(nil), // 113: littlehorse.Variable + (*ExternalEvent)(nil), // 114: littlehorse.ExternalEvent + (*VarNameAndVal)(nil), // 115: littlehorse.VarNameAndVal + (*TaskRunSource)(nil), // 116: littlehorse.TaskRunSource + (*LHTaskError)(nil), // 117: littlehorse.LHTaskError + (*LHTaskException)(nil), // 118: littlehorse.LHTaskException + (MetricsWindowLength)(0), // 119: littlehorse.MetricsWindowLength + (*UserTaskRun)(nil), // 120: littlehorse.UserTaskRun + (*TaskWorkerGroupId)(nil), // 121: littlehorse.TaskWorkerGroupId + (*TaskRun)(nil), // 122: littlehorse.TaskRun + (*WfSpecVersionMigration)(nil), // 123: littlehorse.WfSpecVersionMigration + (*ThreadSpec)(nil), // 124: littlehorse.ThreadSpec + (*AssignUserTaskRunRequest)(nil), // 125: littlehorse.AssignUserTaskRunRequest + (*CompleteUserTaskRunRequest)(nil), // 126: littlehorse.CompleteUserTaskRunRequest + (*CancelUserTaskRunRequest)(nil), // 127: littlehorse.CancelUserTaskRunRequest + (*SaveUserTaskRunProgressRequest)(nil), // 128: littlehorse.SaveUserTaskRunProgressRequest + (*DeletePrincipalRequest)(nil), // 129: littlehorse.DeletePrincipalRequest + (*PutTenantRequest)(nil), // 130: littlehorse.PutTenantRequest + (*PutPrincipalRequest)(nil), // 131: littlehorse.PutPrincipalRequest + (*emptypb.Empty)(nil), // 132: google.protobuf.Empty + (*TaskDef)(nil), // 133: littlehorse.TaskDef + (*ExternalEventDef)(nil), // 134: littlehorse.ExternalEventDef + (*WorkflowEventDef)(nil), // 135: littlehorse.WorkflowEventDef + (*WfSpec)(nil), // 136: littlehorse.WfSpec + (*UserTaskDef)(nil), // 137: littlehorse.UserTaskDef + (*WfRun)(nil), // 138: littlehorse.WfRun + (*ScheduledWfRun)(nil), // 139: littlehorse.ScheduledWfRun + (*WorkflowEvent)(nil), // 140: littlehorse.WorkflowEvent + (*Tenant)(nil), // 141: littlehorse.Tenant + (*Principal)(nil), // 142: littlehorse.Principal } var file_service_proto_depIdxs = []int32{ 80, // 0: littlehorse.PutWfSpecRequest.thread_specs:type_name -> littlehorse.PutWfSpecRequest.ThreadSpecsEntry @@ -7139,261 +7178,262 @@ var file_service_proto_depIdxs = []int32{ 0, // 3: littlehorse.PutWfSpecRequest.allowed_updates:type_name -> littlehorse.AllowedUpdateType 86, // 4: littlehorse.PutTaskDefRequest.input_vars:type_name -> littlehorse.VariableDef 87, // 5: littlehorse.PutTaskDefRequest.output_schema:type_name -> littlehorse.TaskDefOutputSchema - 88, // 6: littlehorse.PutWorkflowEventDefRequest.type:type_name -> littlehorse.VariableType - 89, // 7: littlehorse.PutUserTaskDefRequest.fields:type_name -> littlehorse.UserTaskField - 90, // 8: littlehorse.PutExternalEventDefRequest.retention_policy:type_name -> littlehorse.ExternalEventRetentionPolicy - 91, // 9: littlehorse.PutExternalEventRequest.wf_run_id:type_name -> littlehorse.WfRunId - 92, // 10: littlehorse.PutExternalEventRequest.external_event_def_id:type_name -> littlehorse.ExternalEventDefId - 93, // 11: littlehorse.PutExternalEventRequest.content:type_name -> littlehorse.VariableValue - 94, // 12: littlehorse.DeleteExternalEventRequest.id:type_name -> littlehorse.ExternalEventId - 95, // 13: littlehorse.DeleteScheduledWfRunRequest.id:type_name -> littlehorse.ScheduledWfRunId - 91, // 14: littlehorse.DeleteWfRunRequest.id:type_name -> littlehorse.WfRunId - 96, // 15: littlehorse.DeleteTaskDefRequest.id:type_name -> littlehorse.TaskDefId - 97, // 16: littlehorse.DeleteUserTaskDefRequest.id:type_name -> littlehorse.UserTaskDefId - 98, // 17: littlehorse.DeleteWfSpecRequest.id:type_name -> littlehorse.WfSpecId - 92, // 18: littlehorse.DeleteExternalEventDefRequest.id:type_name -> littlehorse.ExternalEventDefId - 81, // 19: littlehorse.RunWfRequest.variables:type_name -> littlehorse.RunWfRequest.VariablesEntry - 91, // 20: littlehorse.RunWfRequest.parent_wf_run_id:type_name -> littlehorse.WfRunId - 82, // 21: littlehorse.ScheduleWfRequest.variables:type_name -> littlehorse.ScheduleWfRequest.VariablesEntry - 91, // 22: littlehorse.ScheduleWfRequest.parent_wf_run_id:type_name -> littlehorse.WfRunId - 93, // 23: littlehorse.VariableMatch.value:type_name -> littlehorse.VariableValue - 91, // 24: littlehorse.AwaitWorkflowEventRequest.wf_run_id:type_name -> littlehorse.WfRunId - 99, // 25: littlehorse.AwaitWorkflowEventRequest.event_def_ids:type_name -> littlehorse.WorkflowEventDefId - 100, // 26: littlehorse.AwaitWorkflowEventRequest.workflow_events_to_ignore:type_name -> littlehorse.WorkflowEventId - 101, // 27: littlehorse.SearchWfRunRequest.status:type_name -> littlehorse.LHStatus - 102, // 28: littlehorse.SearchWfRunRequest.earliest_start:type_name -> google.protobuf.Timestamp - 102, // 29: littlehorse.SearchWfRunRequest.latest_start:type_name -> google.protobuf.Timestamp - 18, // 30: littlehorse.SearchWfRunRequest.variable_filters:type_name -> littlehorse.VariableMatch - 91, // 31: littlehorse.WfRunIdList.results:type_name -> littlehorse.WfRunId - 103, // 32: littlehorse.SearchTaskRunRequest.status:type_name -> littlehorse.TaskStatus - 102, // 33: littlehorse.SearchTaskRunRequest.earliest_start:type_name -> google.protobuf.Timestamp - 102, // 34: littlehorse.SearchTaskRunRequest.latest_start:type_name -> google.protobuf.Timestamp - 104, // 35: littlehorse.TaskRunIdList.results:type_name -> littlehorse.TaskRunId - 102, // 36: littlehorse.SearchNodeRunRequest.earliest_start:type_name -> google.protobuf.Timestamp - 102, // 37: littlehorse.SearchNodeRunRequest.latest_start:type_name -> google.protobuf.Timestamp - 1, // 38: littlehorse.SearchNodeRunRequest.node_type:type_name -> littlehorse.SearchNodeRunRequest.NodeType - 101, // 39: littlehorse.SearchNodeRunRequest.status:type_name -> littlehorse.LHStatus - 105, // 40: littlehorse.NodeRunIdList.results:type_name -> littlehorse.NodeRunId - 106, // 41: littlehorse.SearchUserTaskRunRequest.status:type_name -> littlehorse.UserTaskRunStatus - 102, // 42: littlehorse.SearchUserTaskRunRequest.earliest_start:type_name -> google.protobuf.Timestamp - 102, // 43: littlehorse.SearchUserTaskRunRequest.latest_start:type_name -> google.protobuf.Timestamp - 107, // 44: littlehorse.UserTaskRunIdList.results:type_name -> littlehorse.UserTaskRunId - 93, // 45: littlehorse.SearchVariableRequest.value:type_name -> littlehorse.VariableValue - 108, // 46: littlehorse.VariableIdList.results:type_name -> littlehorse.VariableId - 96, // 47: littlehorse.TaskDefIdList.results:type_name -> littlehorse.TaskDefId - 97, // 48: littlehorse.UserTaskDefIdList.results:type_name -> littlehorse.UserTaskDefId - 98, // 49: littlehorse.WfSpecIdList.results:type_name -> littlehorse.WfSpecId - 92, // 50: littlehorse.ExternalEventDefIdList.results:type_name -> littlehorse.ExternalEventDefId - 109, // 51: littlehorse.TenantIdList.results:type_name -> littlehorse.TenantId - 102, // 52: littlehorse.SearchPrincipalRequest.earliest_start:type_name -> google.protobuf.Timestamp - 102, // 53: littlehorse.SearchPrincipalRequest.latest_start:type_name -> google.protobuf.Timestamp - 110, // 54: littlehorse.PrincipalIdList.results:type_name -> littlehorse.PrincipalId - 102, // 55: littlehorse.SearchExternalEventRequest.earliest_start:type_name -> google.protobuf.Timestamp - 102, // 56: littlehorse.SearchExternalEventRequest.latest_start:type_name -> google.protobuf.Timestamp - 92, // 57: littlehorse.SearchExternalEventRequest.external_event_def_id:type_name -> littlehorse.ExternalEventDefId - 94, // 58: littlehorse.ExternalEventIdList.results:type_name -> littlehorse.ExternalEventId - 91, // 59: littlehorse.ListNodeRunsRequest.wf_run_id:type_name -> littlehorse.WfRunId - 111, // 60: littlehorse.NodeRunList.results:type_name -> littlehorse.NodeRun - 91, // 61: littlehorse.ListVariablesRequest.wf_run_id:type_name -> littlehorse.WfRunId - 112, // 62: littlehorse.VariableList.results:type_name -> littlehorse.Variable - 91, // 63: littlehorse.ListExternalEventsRequest.wf_run_id:type_name -> littlehorse.WfRunId - 113, // 64: littlehorse.ExternalEventList.results:type_name -> littlehorse.ExternalEvent - 96, // 65: littlehorse.RegisterTaskWorkerRequest.task_def_id:type_name -> littlehorse.TaskDefId - 96, // 66: littlehorse.TaskWorkerHeartBeatRequest.task_def_id:type_name -> littlehorse.TaskDefId - 53, // 67: littlehorse.RegisterTaskWorkerResponse.your_hosts:type_name -> littlehorse.LHHostInfo - 96, // 68: littlehorse.PollTaskRequest.task_def_id:type_name -> littlehorse.TaskDefId - 104, // 69: littlehorse.ScheduledTask.task_run_id:type_name -> littlehorse.TaskRunId - 96, // 70: littlehorse.ScheduledTask.task_def_id:type_name -> littlehorse.TaskDefId - 114, // 71: littlehorse.ScheduledTask.variables:type_name -> littlehorse.VarNameAndVal - 102, // 72: littlehorse.ScheduledTask.created_at:type_name -> google.protobuf.Timestamp - 115, // 73: littlehorse.ScheduledTask.source:type_name -> littlehorse.TaskRunSource - 55, // 74: littlehorse.PollTaskResponse.result:type_name -> littlehorse.ScheduledTask - 104, // 75: littlehorse.ReportTaskRun.task_run_id:type_name -> littlehorse.TaskRunId - 102, // 76: littlehorse.ReportTaskRun.time:type_name -> google.protobuf.Timestamp - 103, // 77: littlehorse.ReportTaskRun.status:type_name -> littlehorse.TaskStatus - 93, // 78: littlehorse.ReportTaskRun.log_output:type_name -> littlehorse.VariableValue - 93, // 79: littlehorse.ReportTaskRun.output:type_name -> littlehorse.VariableValue - 116, // 80: littlehorse.ReportTaskRun.error:type_name -> littlehorse.LHTaskError - 117, // 81: littlehorse.ReportTaskRun.exception:type_name -> littlehorse.LHTaskException - 91, // 82: littlehorse.StopWfRunRequest.wf_run_id:type_name -> littlehorse.WfRunId - 91, // 83: littlehorse.ResumeWfRunRequest.wf_run_id:type_name -> littlehorse.WfRunId - 91, // 84: littlehorse.RescueThreadRunRequest.wf_run_id:type_name -> littlehorse.WfRunId - 102, // 85: littlehorse.TaskDefMetricsQueryRequest.window_start:type_name -> google.protobuf.Timestamp - 118, // 86: littlehorse.TaskDefMetricsQueryRequest.window_type:type_name -> littlehorse.MetricsWindowLength - 96, // 87: littlehorse.ListTaskMetricsRequest.task_def_id:type_name -> littlehorse.TaskDefId - 102, // 88: littlehorse.ListTaskMetricsRequest.last_window_start:type_name -> google.protobuf.Timestamp - 118, // 89: littlehorse.ListTaskMetricsRequest.window_length:type_name -> littlehorse.MetricsWindowLength - 67, // 90: littlehorse.ListTaskMetricsResponse.results:type_name -> littlehorse.TaskDefMetrics - 98, // 91: littlehorse.WfSpecMetricsQueryRequest.wf_spec_id:type_name -> littlehorse.WfSpecId - 102, // 92: littlehorse.WfSpecMetricsQueryRequest.window_start:type_name -> google.protobuf.Timestamp - 118, // 93: littlehorse.WfSpecMetricsQueryRequest.window_length:type_name -> littlehorse.MetricsWindowLength - 98, // 94: littlehorse.ListWfMetricsRequest.wf_spec_id:type_name -> littlehorse.WfSpecId - 102, // 95: littlehorse.ListWfMetricsRequest.last_window_start:type_name -> google.protobuf.Timestamp - 118, // 96: littlehorse.ListWfMetricsRequest.window_length:type_name -> littlehorse.MetricsWindowLength - 68, // 97: littlehorse.ListWfMetricsResponse.results:type_name -> littlehorse.WfSpecMetrics - 96, // 98: littlehorse.TaskDefMetrics.task_def_id:type_name -> littlehorse.TaskDefId - 102, // 99: littlehorse.TaskDefMetrics.window_start:type_name -> google.protobuf.Timestamp - 118, // 100: littlehorse.TaskDefMetrics.type:type_name -> littlehorse.MetricsWindowLength - 98, // 101: littlehorse.WfSpecMetrics.wf_spec_id:type_name -> littlehorse.WfSpecId - 102, // 102: littlehorse.WfSpecMetrics.window_start:type_name -> google.protobuf.Timestamp - 118, // 103: littlehorse.WfSpecMetrics.type:type_name -> littlehorse.MetricsWindowLength - 91, // 104: littlehorse.ListUserTaskRunRequest.wf_run_id:type_name -> littlehorse.WfRunId - 119, // 105: littlehorse.UserTaskRunList.results:type_name -> littlehorse.UserTaskRun - 95, // 106: littlehorse.ScheduledWfRunIdList.results:type_name -> littlehorse.ScheduledWfRunId - 102, // 107: littlehorse.TaskWorkerMetadata.latest_heartbeat:type_name -> google.protobuf.Timestamp - 53, // 108: littlehorse.TaskWorkerMetadata.hosts:type_name -> littlehorse.LHHostInfo - 120, // 109: littlehorse.TaskWorkerGroup.id:type_name -> littlehorse.TaskWorkerGroupId - 102, // 110: littlehorse.TaskWorkerGroup.created_at:type_name -> google.protobuf.Timestamp - 83, // 111: littlehorse.TaskWorkerGroup.task_workers:type_name -> littlehorse.TaskWorkerGroup.TaskWorkersEntry - 91, // 112: littlehorse.ListTaskRunsRequest.wf_run_id:type_name -> littlehorse.WfRunId - 121, // 113: littlehorse.TaskRunList.results:type_name -> littlehorse.TaskRun - 98, // 114: littlehorse.MigrateWfSpecRequest.old_wf_spec:type_name -> littlehorse.WfSpecId - 122, // 115: littlehorse.MigrateWfSpecRequest.migration:type_name -> littlehorse.WfSpecVersionMigration - 123, // 116: littlehorse.PutWfSpecRequest.ThreadSpecsEntry.value:type_name -> littlehorse.ThreadSpec - 93, // 117: littlehorse.RunWfRequest.VariablesEntry.value:type_name -> littlehorse.VariableValue - 93, // 118: littlehorse.ScheduleWfRequest.VariablesEntry.value:type_name -> littlehorse.VariableValue - 73, // 119: littlehorse.TaskWorkerGroup.TaskWorkersEntry.value:type_name -> littlehorse.TaskWorkerMetadata - 4, // 120: littlehorse.LittleHorse.PutTaskDef:input_type -> littlehorse.PutTaskDefRequest - 96, // 121: littlehorse.LittleHorse.GetTaskDef:input_type -> littlehorse.TaskDefId - 96, // 122: littlehorse.LittleHorse.GetTaskWorkerGroup:input_type -> littlehorse.TaskDefId - 7, // 123: littlehorse.LittleHorse.PutExternalEventDef:input_type -> littlehorse.PutExternalEventDefRequest - 92, // 124: littlehorse.LittleHorse.GetExternalEventDef:input_type -> littlehorse.ExternalEventDefId - 5, // 125: littlehorse.LittleHorse.PutWorkflowEventDef:input_type -> littlehorse.PutWorkflowEventDefRequest - 3, // 126: littlehorse.LittleHorse.PutWfSpec:input_type -> littlehorse.PutWfSpecRequest - 98, // 127: littlehorse.LittleHorse.GetWfSpec:input_type -> littlehorse.WfSpecId - 78, // 128: littlehorse.LittleHorse.GetLatestWfSpec:input_type -> littlehorse.GetLatestWfSpecRequest - 77, // 129: littlehorse.LittleHorse.MigrateWfSpec:input_type -> littlehorse.MigrateWfSpecRequest - 6, // 130: littlehorse.LittleHorse.PutUserTaskDef:input_type -> littlehorse.PutUserTaskDefRequest - 97, // 131: littlehorse.LittleHorse.GetUserTaskDef:input_type -> littlehorse.UserTaskDefId - 2, // 132: littlehorse.LittleHorse.GetLatestUserTaskDef:input_type -> littlehorse.GetLatestUserTaskDefRequest - 16, // 133: littlehorse.LittleHorse.RunWf:input_type -> littlehorse.RunWfRequest - 17, // 134: littlehorse.LittleHorse.ScheduleWf:input_type -> littlehorse.ScheduleWfRequest - 72, // 135: littlehorse.LittleHorse.SearchScheduledWfRun:input_type -> littlehorse.SearchScheduledWfRunRequest - 95, // 136: littlehorse.LittleHorse.GetScheduledWfRun:input_type -> littlehorse.ScheduledWfRunId - 91, // 137: littlehorse.LittleHorse.GetWfRun:input_type -> littlehorse.WfRunId - 107, // 138: littlehorse.LittleHorse.GetUserTaskRun:input_type -> littlehorse.UserTaskRunId - 124, // 139: littlehorse.LittleHorse.AssignUserTaskRun:input_type -> littlehorse.AssignUserTaskRunRequest - 125, // 140: littlehorse.LittleHorse.CompleteUserTaskRun:input_type -> littlehorse.CompleteUserTaskRunRequest - 126, // 141: littlehorse.LittleHorse.CancelUserTaskRun:input_type -> littlehorse.CancelUserTaskRunRequest - 127, // 142: littlehorse.LittleHorse.SaveUserTaskRunProgress:input_type -> littlehorse.SaveUserTaskRunProgressRequest - 69, // 143: littlehorse.LittleHorse.ListUserTaskRuns:input_type -> littlehorse.ListUserTaskRunRequest - 105, // 144: littlehorse.LittleHorse.GetNodeRun:input_type -> littlehorse.NodeRunId - 44, // 145: littlehorse.LittleHorse.ListNodeRuns:input_type -> littlehorse.ListNodeRunsRequest - 104, // 146: littlehorse.LittleHorse.GetTaskRun:input_type -> littlehorse.TaskRunId - 75, // 147: littlehorse.LittleHorse.ListTaskRuns:input_type -> littlehorse.ListTaskRunsRequest - 108, // 148: littlehorse.LittleHorse.GetVariable:input_type -> littlehorse.VariableId - 46, // 149: littlehorse.LittleHorse.ListVariables:input_type -> littlehorse.ListVariablesRequest - 8, // 150: littlehorse.LittleHorse.PutExternalEvent:input_type -> littlehorse.PutExternalEventRequest - 94, // 151: littlehorse.LittleHorse.GetExternalEvent:input_type -> littlehorse.ExternalEventId - 19, // 152: littlehorse.LittleHorse.AwaitWorkflowEvent:input_type -> littlehorse.AwaitWorkflowEventRequest - 48, // 153: littlehorse.LittleHorse.ListExternalEvents:input_type -> littlehorse.ListExternalEventsRequest - 20, // 154: littlehorse.LittleHorse.SearchWfRun:input_type -> littlehorse.SearchWfRunRequest - 24, // 155: littlehorse.LittleHorse.SearchNodeRun:input_type -> littlehorse.SearchNodeRunRequest - 22, // 156: littlehorse.LittleHorse.SearchTaskRun:input_type -> littlehorse.SearchTaskRunRequest - 26, // 157: littlehorse.LittleHorse.SearchUserTaskRun:input_type -> littlehorse.SearchUserTaskRunRequest - 28, // 158: littlehorse.LittleHorse.SearchVariable:input_type -> littlehorse.SearchVariableRequest - 42, // 159: littlehorse.LittleHorse.SearchExternalEvent:input_type -> littlehorse.SearchExternalEventRequest - 30, // 160: littlehorse.LittleHorse.SearchTaskDef:input_type -> littlehorse.SearchTaskDefRequest - 32, // 161: littlehorse.LittleHorse.SearchUserTaskDef:input_type -> littlehorse.SearchUserTaskDefRequest - 34, // 162: littlehorse.LittleHorse.SearchWfSpec:input_type -> littlehorse.SearchWfSpecRequest - 36, // 163: littlehorse.LittleHorse.SearchExternalEventDef:input_type -> littlehorse.SearchExternalEventDefRequest - 38, // 164: littlehorse.LittleHorse.SearchTenant:input_type -> littlehorse.SearchTenantRequest - 40, // 165: littlehorse.LittleHorse.SearchPrincipal:input_type -> littlehorse.SearchPrincipalRequest - 50, // 166: littlehorse.LittleHorse.RegisterTaskWorker:input_type -> littlehorse.RegisterTaskWorkerRequest - 54, // 167: littlehorse.LittleHorse.PollTask:input_type -> littlehorse.PollTaskRequest - 57, // 168: littlehorse.LittleHorse.ReportTask:input_type -> littlehorse.ReportTaskRun - 58, // 169: littlehorse.LittleHorse.StopWfRun:input_type -> littlehorse.StopWfRunRequest - 59, // 170: littlehorse.LittleHorse.ResumeWfRun:input_type -> littlehorse.ResumeWfRunRequest - 60, // 171: littlehorse.LittleHorse.RescueThreadRun:input_type -> littlehorse.RescueThreadRunRequest - 11, // 172: littlehorse.LittleHorse.DeleteWfRun:input_type -> littlehorse.DeleteWfRunRequest - 12, // 173: littlehorse.LittleHorse.DeleteTaskDef:input_type -> littlehorse.DeleteTaskDefRequest - 14, // 174: littlehorse.LittleHorse.DeleteWfSpec:input_type -> littlehorse.DeleteWfSpecRequest - 13, // 175: littlehorse.LittleHorse.DeleteUserTaskDef:input_type -> littlehorse.DeleteUserTaskDefRequest - 15, // 176: littlehorse.LittleHorse.DeleteExternalEventDef:input_type -> littlehorse.DeleteExternalEventDefRequest - 128, // 177: littlehorse.LittleHorse.DeletePrincipal:input_type -> littlehorse.DeletePrincipalRequest - 10, // 178: littlehorse.LittleHorse.DeleteScheduledWfRun:input_type -> littlehorse.DeleteScheduledWfRunRequest - 61, // 179: littlehorse.LittleHorse.GetTaskDefMetricsWindow:input_type -> littlehorse.TaskDefMetricsQueryRequest - 64, // 180: littlehorse.LittleHorse.GetWfSpecMetricsWindow:input_type -> littlehorse.WfSpecMetricsQueryRequest - 62, // 181: littlehorse.LittleHorse.ListTaskDefMetrics:input_type -> littlehorse.ListTaskMetricsRequest - 65, // 182: littlehorse.LittleHorse.ListWfSpecMetrics:input_type -> littlehorse.ListWfMetricsRequest - 129, // 183: littlehorse.LittleHorse.PutTenant:input_type -> littlehorse.PutTenantRequest - 109, // 184: littlehorse.LittleHorse.GetTenant:input_type -> littlehorse.TenantId - 130, // 185: littlehorse.LittleHorse.PutPrincipal:input_type -> littlehorse.PutPrincipalRequest - 131, // 186: littlehorse.LittleHorse.Whoami:input_type -> google.protobuf.Empty - 131, // 187: littlehorse.LittleHorse.GetServerVersion:input_type -> google.protobuf.Empty - 132, // 188: littlehorse.LittleHorse.PutTaskDef:output_type -> littlehorse.TaskDef - 132, // 189: littlehorse.LittleHorse.GetTaskDef:output_type -> littlehorse.TaskDef - 74, // 190: littlehorse.LittleHorse.GetTaskWorkerGroup:output_type -> littlehorse.TaskWorkerGroup - 133, // 191: littlehorse.LittleHorse.PutExternalEventDef:output_type -> littlehorse.ExternalEventDef - 133, // 192: littlehorse.LittleHorse.GetExternalEventDef:output_type -> littlehorse.ExternalEventDef - 134, // 193: littlehorse.LittleHorse.PutWorkflowEventDef:output_type -> littlehorse.WorkflowEventDef - 135, // 194: littlehorse.LittleHorse.PutWfSpec:output_type -> littlehorse.WfSpec - 135, // 195: littlehorse.LittleHorse.GetWfSpec:output_type -> littlehorse.WfSpec - 135, // 196: littlehorse.LittleHorse.GetLatestWfSpec:output_type -> littlehorse.WfSpec - 135, // 197: littlehorse.LittleHorse.MigrateWfSpec:output_type -> littlehorse.WfSpec - 136, // 198: littlehorse.LittleHorse.PutUserTaskDef:output_type -> littlehorse.UserTaskDef - 136, // 199: littlehorse.LittleHorse.GetUserTaskDef:output_type -> littlehorse.UserTaskDef - 136, // 200: littlehorse.LittleHorse.GetLatestUserTaskDef:output_type -> littlehorse.UserTaskDef - 137, // 201: littlehorse.LittleHorse.RunWf:output_type -> littlehorse.WfRun - 138, // 202: littlehorse.LittleHorse.ScheduleWf:output_type -> littlehorse.ScheduledWfRun - 71, // 203: littlehorse.LittleHorse.SearchScheduledWfRun:output_type -> littlehorse.ScheduledWfRunIdList - 138, // 204: littlehorse.LittleHorse.GetScheduledWfRun:output_type -> littlehorse.ScheduledWfRun - 137, // 205: littlehorse.LittleHorse.GetWfRun:output_type -> littlehorse.WfRun - 119, // 206: littlehorse.LittleHorse.GetUserTaskRun:output_type -> littlehorse.UserTaskRun - 131, // 207: littlehorse.LittleHorse.AssignUserTaskRun:output_type -> google.protobuf.Empty - 131, // 208: littlehorse.LittleHorse.CompleteUserTaskRun:output_type -> google.protobuf.Empty - 131, // 209: littlehorse.LittleHorse.CancelUserTaskRun:output_type -> google.protobuf.Empty - 119, // 210: littlehorse.LittleHorse.SaveUserTaskRunProgress:output_type -> littlehorse.UserTaskRun - 70, // 211: littlehorse.LittleHorse.ListUserTaskRuns:output_type -> littlehorse.UserTaskRunList - 111, // 212: littlehorse.LittleHorse.GetNodeRun:output_type -> littlehorse.NodeRun - 45, // 213: littlehorse.LittleHorse.ListNodeRuns:output_type -> littlehorse.NodeRunList - 121, // 214: littlehorse.LittleHorse.GetTaskRun:output_type -> littlehorse.TaskRun - 76, // 215: littlehorse.LittleHorse.ListTaskRuns:output_type -> littlehorse.TaskRunList - 112, // 216: littlehorse.LittleHorse.GetVariable:output_type -> littlehorse.Variable - 47, // 217: littlehorse.LittleHorse.ListVariables:output_type -> littlehorse.VariableList - 113, // 218: littlehorse.LittleHorse.PutExternalEvent:output_type -> littlehorse.ExternalEvent - 113, // 219: littlehorse.LittleHorse.GetExternalEvent:output_type -> littlehorse.ExternalEvent - 139, // 220: littlehorse.LittleHorse.AwaitWorkflowEvent:output_type -> littlehorse.WorkflowEvent - 49, // 221: littlehorse.LittleHorse.ListExternalEvents:output_type -> littlehorse.ExternalEventList - 21, // 222: littlehorse.LittleHorse.SearchWfRun:output_type -> littlehorse.WfRunIdList - 25, // 223: littlehorse.LittleHorse.SearchNodeRun:output_type -> littlehorse.NodeRunIdList - 23, // 224: littlehorse.LittleHorse.SearchTaskRun:output_type -> littlehorse.TaskRunIdList - 27, // 225: littlehorse.LittleHorse.SearchUserTaskRun:output_type -> littlehorse.UserTaskRunIdList - 29, // 226: littlehorse.LittleHorse.SearchVariable:output_type -> littlehorse.VariableIdList - 43, // 227: littlehorse.LittleHorse.SearchExternalEvent:output_type -> littlehorse.ExternalEventIdList - 31, // 228: littlehorse.LittleHorse.SearchTaskDef:output_type -> littlehorse.TaskDefIdList - 33, // 229: littlehorse.LittleHorse.SearchUserTaskDef:output_type -> littlehorse.UserTaskDefIdList - 35, // 230: littlehorse.LittleHorse.SearchWfSpec:output_type -> littlehorse.WfSpecIdList - 37, // 231: littlehorse.LittleHorse.SearchExternalEventDef:output_type -> littlehorse.ExternalEventDefIdList - 39, // 232: littlehorse.LittleHorse.SearchTenant:output_type -> littlehorse.TenantIdList - 41, // 233: littlehorse.LittleHorse.SearchPrincipal:output_type -> littlehorse.PrincipalIdList - 52, // 234: littlehorse.LittleHorse.RegisterTaskWorker:output_type -> littlehorse.RegisterTaskWorkerResponse - 56, // 235: littlehorse.LittleHorse.PollTask:output_type -> littlehorse.PollTaskResponse - 131, // 236: littlehorse.LittleHorse.ReportTask:output_type -> google.protobuf.Empty - 131, // 237: littlehorse.LittleHorse.StopWfRun:output_type -> google.protobuf.Empty - 131, // 238: littlehorse.LittleHorse.ResumeWfRun:output_type -> google.protobuf.Empty - 137, // 239: littlehorse.LittleHorse.RescueThreadRun:output_type -> littlehorse.WfRun - 131, // 240: littlehorse.LittleHorse.DeleteWfRun:output_type -> google.protobuf.Empty - 131, // 241: littlehorse.LittleHorse.DeleteTaskDef:output_type -> google.protobuf.Empty - 131, // 242: littlehorse.LittleHorse.DeleteWfSpec:output_type -> google.protobuf.Empty - 131, // 243: littlehorse.LittleHorse.DeleteUserTaskDef:output_type -> google.protobuf.Empty - 131, // 244: littlehorse.LittleHorse.DeleteExternalEventDef:output_type -> google.protobuf.Empty - 131, // 245: littlehorse.LittleHorse.DeletePrincipal:output_type -> google.protobuf.Empty - 131, // 246: littlehorse.LittleHorse.DeleteScheduledWfRun:output_type -> google.protobuf.Empty - 67, // 247: littlehorse.LittleHorse.GetTaskDefMetricsWindow:output_type -> littlehorse.TaskDefMetrics - 68, // 248: littlehorse.LittleHorse.GetWfSpecMetricsWindow:output_type -> littlehorse.WfSpecMetrics - 63, // 249: littlehorse.LittleHorse.ListTaskDefMetrics:output_type -> littlehorse.ListTaskMetricsResponse - 66, // 250: littlehorse.LittleHorse.ListWfSpecMetrics:output_type -> littlehorse.ListWfMetricsResponse - 140, // 251: littlehorse.LittleHorse.PutTenant:output_type -> littlehorse.Tenant - 140, // 252: littlehorse.LittleHorse.GetTenant:output_type -> littlehorse.Tenant - 141, // 253: littlehorse.LittleHorse.PutPrincipal:output_type -> littlehorse.Principal - 141, // 254: littlehorse.LittleHorse.Whoami:output_type -> littlehorse.Principal - 79, // 255: littlehorse.LittleHorse.GetServerVersion:output_type -> littlehorse.ServerVersionResponse - 188, // [188:256] is the sub-list for method output_type - 120, // [120:188] is the sub-list for method input_type - 120, // [120:120] is the sub-list for extension type_name - 120, // [120:120] is the sub-list for extension extendee - 0, // [0:120] is the sub-list for field type_name + 88, // 6: littlehorse.PutWorkflowEventDefRequest.primitive_type:type_name -> littlehorse.PrimitiveType + 89, // 7: littlehorse.PutWorkflowEventDefRequest.schema:type_name -> littlehorse.SchemaId + 90, // 8: littlehorse.PutUserTaskDefRequest.fields:type_name -> littlehorse.UserTaskField + 91, // 9: littlehorse.PutExternalEventDefRequest.retention_policy:type_name -> littlehorse.ExternalEventRetentionPolicy + 92, // 10: littlehorse.PutExternalEventRequest.wf_run_id:type_name -> littlehorse.WfRunId + 93, // 11: littlehorse.PutExternalEventRequest.external_event_def_id:type_name -> littlehorse.ExternalEventDefId + 94, // 12: littlehorse.PutExternalEventRequest.content:type_name -> littlehorse.VariableValue + 95, // 13: littlehorse.DeleteExternalEventRequest.id:type_name -> littlehorse.ExternalEventId + 96, // 14: littlehorse.DeleteScheduledWfRunRequest.id:type_name -> littlehorse.ScheduledWfRunId + 92, // 15: littlehorse.DeleteWfRunRequest.id:type_name -> littlehorse.WfRunId + 97, // 16: littlehorse.DeleteTaskDefRequest.id:type_name -> littlehorse.TaskDefId + 98, // 17: littlehorse.DeleteUserTaskDefRequest.id:type_name -> littlehorse.UserTaskDefId + 99, // 18: littlehorse.DeleteWfSpecRequest.id:type_name -> littlehorse.WfSpecId + 93, // 19: littlehorse.DeleteExternalEventDefRequest.id:type_name -> littlehorse.ExternalEventDefId + 81, // 20: littlehorse.RunWfRequest.variables:type_name -> littlehorse.RunWfRequest.VariablesEntry + 92, // 21: littlehorse.RunWfRequest.parent_wf_run_id:type_name -> littlehorse.WfRunId + 82, // 22: littlehorse.ScheduleWfRequest.variables:type_name -> littlehorse.ScheduleWfRequest.VariablesEntry + 92, // 23: littlehorse.ScheduleWfRequest.parent_wf_run_id:type_name -> littlehorse.WfRunId + 94, // 24: littlehorse.VariableMatch.value:type_name -> littlehorse.VariableValue + 92, // 25: littlehorse.AwaitWorkflowEventRequest.wf_run_id:type_name -> littlehorse.WfRunId + 100, // 26: littlehorse.AwaitWorkflowEventRequest.event_def_ids:type_name -> littlehorse.WorkflowEventDefId + 101, // 27: littlehorse.AwaitWorkflowEventRequest.workflow_events_to_ignore:type_name -> littlehorse.WorkflowEventId + 102, // 28: littlehorse.SearchWfRunRequest.status:type_name -> littlehorse.LHStatus + 103, // 29: littlehorse.SearchWfRunRequest.earliest_start:type_name -> google.protobuf.Timestamp + 103, // 30: littlehorse.SearchWfRunRequest.latest_start:type_name -> google.protobuf.Timestamp + 18, // 31: littlehorse.SearchWfRunRequest.variable_filters:type_name -> littlehorse.VariableMatch + 92, // 32: littlehorse.WfRunIdList.results:type_name -> littlehorse.WfRunId + 104, // 33: littlehorse.SearchTaskRunRequest.status:type_name -> littlehorse.TaskStatus + 103, // 34: littlehorse.SearchTaskRunRequest.earliest_start:type_name -> google.protobuf.Timestamp + 103, // 35: littlehorse.SearchTaskRunRequest.latest_start:type_name -> google.protobuf.Timestamp + 105, // 36: littlehorse.TaskRunIdList.results:type_name -> littlehorse.TaskRunId + 103, // 37: littlehorse.SearchNodeRunRequest.earliest_start:type_name -> google.protobuf.Timestamp + 103, // 38: littlehorse.SearchNodeRunRequest.latest_start:type_name -> google.protobuf.Timestamp + 1, // 39: littlehorse.SearchNodeRunRequest.node_type:type_name -> littlehorse.SearchNodeRunRequest.NodeType + 102, // 40: littlehorse.SearchNodeRunRequest.status:type_name -> littlehorse.LHStatus + 106, // 41: littlehorse.NodeRunIdList.results:type_name -> littlehorse.NodeRunId + 107, // 42: littlehorse.SearchUserTaskRunRequest.status:type_name -> littlehorse.UserTaskRunStatus + 103, // 43: littlehorse.SearchUserTaskRunRequest.earliest_start:type_name -> google.protobuf.Timestamp + 103, // 44: littlehorse.SearchUserTaskRunRequest.latest_start:type_name -> google.protobuf.Timestamp + 108, // 45: littlehorse.UserTaskRunIdList.results:type_name -> littlehorse.UserTaskRunId + 94, // 46: littlehorse.SearchVariableRequest.value:type_name -> littlehorse.VariableValue + 109, // 47: littlehorse.VariableIdList.results:type_name -> littlehorse.VariableId + 97, // 48: littlehorse.TaskDefIdList.results:type_name -> littlehorse.TaskDefId + 98, // 49: littlehorse.UserTaskDefIdList.results:type_name -> littlehorse.UserTaskDefId + 99, // 50: littlehorse.WfSpecIdList.results:type_name -> littlehorse.WfSpecId + 93, // 51: littlehorse.ExternalEventDefIdList.results:type_name -> littlehorse.ExternalEventDefId + 110, // 52: littlehorse.TenantIdList.results:type_name -> littlehorse.TenantId + 103, // 53: littlehorse.SearchPrincipalRequest.earliest_start:type_name -> google.protobuf.Timestamp + 103, // 54: littlehorse.SearchPrincipalRequest.latest_start:type_name -> google.protobuf.Timestamp + 111, // 55: littlehorse.PrincipalIdList.results:type_name -> littlehorse.PrincipalId + 103, // 56: littlehorse.SearchExternalEventRequest.earliest_start:type_name -> google.protobuf.Timestamp + 103, // 57: littlehorse.SearchExternalEventRequest.latest_start:type_name -> google.protobuf.Timestamp + 93, // 58: littlehorse.SearchExternalEventRequest.external_event_def_id:type_name -> littlehorse.ExternalEventDefId + 95, // 59: littlehorse.ExternalEventIdList.results:type_name -> littlehorse.ExternalEventId + 92, // 60: littlehorse.ListNodeRunsRequest.wf_run_id:type_name -> littlehorse.WfRunId + 112, // 61: littlehorse.NodeRunList.results:type_name -> littlehorse.NodeRun + 92, // 62: littlehorse.ListVariablesRequest.wf_run_id:type_name -> littlehorse.WfRunId + 113, // 63: littlehorse.VariableList.results:type_name -> littlehorse.Variable + 92, // 64: littlehorse.ListExternalEventsRequest.wf_run_id:type_name -> littlehorse.WfRunId + 114, // 65: littlehorse.ExternalEventList.results:type_name -> littlehorse.ExternalEvent + 97, // 66: littlehorse.RegisterTaskWorkerRequest.task_def_id:type_name -> littlehorse.TaskDefId + 97, // 67: littlehorse.TaskWorkerHeartBeatRequest.task_def_id:type_name -> littlehorse.TaskDefId + 53, // 68: littlehorse.RegisterTaskWorkerResponse.your_hosts:type_name -> littlehorse.LHHostInfo + 97, // 69: littlehorse.PollTaskRequest.task_def_id:type_name -> littlehorse.TaskDefId + 105, // 70: littlehorse.ScheduledTask.task_run_id:type_name -> littlehorse.TaskRunId + 97, // 71: littlehorse.ScheduledTask.task_def_id:type_name -> littlehorse.TaskDefId + 115, // 72: littlehorse.ScheduledTask.variables:type_name -> littlehorse.VarNameAndVal + 103, // 73: littlehorse.ScheduledTask.created_at:type_name -> google.protobuf.Timestamp + 116, // 74: littlehorse.ScheduledTask.source:type_name -> littlehorse.TaskRunSource + 55, // 75: littlehorse.PollTaskResponse.result:type_name -> littlehorse.ScheduledTask + 105, // 76: littlehorse.ReportTaskRun.task_run_id:type_name -> littlehorse.TaskRunId + 103, // 77: littlehorse.ReportTaskRun.time:type_name -> google.protobuf.Timestamp + 104, // 78: littlehorse.ReportTaskRun.status:type_name -> littlehorse.TaskStatus + 94, // 79: littlehorse.ReportTaskRun.log_output:type_name -> littlehorse.VariableValue + 94, // 80: littlehorse.ReportTaskRun.output:type_name -> littlehorse.VariableValue + 117, // 81: littlehorse.ReportTaskRun.error:type_name -> littlehorse.LHTaskError + 118, // 82: littlehorse.ReportTaskRun.exception:type_name -> littlehorse.LHTaskException + 92, // 83: littlehorse.StopWfRunRequest.wf_run_id:type_name -> littlehorse.WfRunId + 92, // 84: littlehorse.ResumeWfRunRequest.wf_run_id:type_name -> littlehorse.WfRunId + 92, // 85: littlehorse.RescueThreadRunRequest.wf_run_id:type_name -> littlehorse.WfRunId + 103, // 86: littlehorse.TaskDefMetricsQueryRequest.window_start:type_name -> google.protobuf.Timestamp + 119, // 87: littlehorse.TaskDefMetricsQueryRequest.window_type:type_name -> littlehorse.MetricsWindowLength + 97, // 88: littlehorse.ListTaskMetricsRequest.task_def_id:type_name -> littlehorse.TaskDefId + 103, // 89: littlehorse.ListTaskMetricsRequest.last_window_start:type_name -> google.protobuf.Timestamp + 119, // 90: littlehorse.ListTaskMetricsRequest.window_length:type_name -> littlehorse.MetricsWindowLength + 67, // 91: littlehorse.ListTaskMetricsResponse.results:type_name -> littlehorse.TaskDefMetrics + 99, // 92: littlehorse.WfSpecMetricsQueryRequest.wf_spec_id:type_name -> littlehorse.WfSpecId + 103, // 93: littlehorse.WfSpecMetricsQueryRequest.window_start:type_name -> google.protobuf.Timestamp + 119, // 94: littlehorse.WfSpecMetricsQueryRequest.window_length:type_name -> littlehorse.MetricsWindowLength + 99, // 95: littlehorse.ListWfMetricsRequest.wf_spec_id:type_name -> littlehorse.WfSpecId + 103, // 96: littlehorse.ListWfMetricsRequest.last_window_start:type_name -> google.protobuf.Timestamp + 119, // 97: littlehorse.ListWfMetricsRequest.window_length:type_name -> littlehorse.MetricsWindowLength + 68, // 98: littlehorse.ListWfMetricsResponse.results:type_name -> littlehorse.WfSpecMetrics + 97, // 99: littlehorse.TaskDefMetrics.task_def_id:type_name -> littlehorse.TaskDefId + 103, // 100: littlehorse.TaskDefMetrics.window_start:type_name -> google.protobuf.Timestamp + 119, // 101: littlehorse.TaskDefMetrics.type:type_name -> littlehorse.MetricsWindowLength + 99, // 102: littlehorse.WfSpecMetrics.wf_spec_id:type_name -> littlehorse.WfSpecId + 103, // 103: littlehorse.WfSpecMetrics.window_start:type_name -> google.protobuf.Timestamp + 119, // 104: littlehorse.WfSpecMetrics.type:type_name -> littlehorse.MetricsWindowLength + 92, // 105: littlehorse.ListUserTaskRunRequest.wf_run_id:type_name -> littlehorse.WfRunId + 120, // 106: littlehorse.UserTaskRunList.results:type_name -> littlehorse.UserTaskRun + 96, // 107: littlehorse.ScheduledWfRunIdList.results:type_name -> littlehorse.ScheduledWfRunId + 103, // 108: littlehorse.TaskWorkerMetadata.latest_heartbeat:type_name -> google.protobuf.Timestamp + 53, // 109: littlehorse.TaskWorkerMetadata.hosts:type_name -> littlehorse.LHHostInfo + 121, // 110: littlehorse.TaskWorkerGroup.id:type_name -> littlehorse.TaskWorkerGroupId + 103, // 111: littlehorse.TaskWorkerGroup.created_at:type_name -> google.protobuf.Timestamp + 83, // 112: littlehorse.TaskWorkerGroup.task_workers:type_name -> littlehorse.TaskWorkerGroup.TaskWorkersEntry + 92, // 113: littlehorse.ListTaskRunsRequest.wf_run_id:type_name -> littlehorse.WfRunId + 122, // 114: littlehorse.TaskRunList.results:type_name -> littlehorse.TaskRun + 99, // 115: littlehorse.MigrateWfSpecRequest.old_wf_spec:type_name -> littlehorse.WfSpecId + 123, // 116: littlehorse.MigrateWfSpecRequest.migration:type_name -> littlehorse.WfSpecVersionMigration + 124, // 117: littlehorse.PutWfSpecRequest.ThreadSpecsEntry.value:type_name -> littlehorse.ThreadSpec + 94, // 118: littlehorse.RunWfRequest.VariablesEntry.value:type_name -> littlehorse.VariableValue + 94, // 119: littlehorse.ScheduleWfRequest.VariablesEntry.value:type_name -> littlehorse.VariableValue + 73, // 120: littlehorse.TaskWorkerGroup.TaskWorkersEntry.value:type_name -> littlehorse.TaskWorkerMetadata + 4, // 121: littlehorse.LittleHorse.PutTaskDef:input_type -> littlehorse.PutTaskDefRequest + 97, // 122: littlehorse.LittleHorse.GetTaskDef:input_type -> littlehorse.TaskDefId + 97, // 123: littlehorse.LittleHorse.GetTaskWorkerGroup:input_type -> littlehorse.TaskDefId + 7, // 124: littlehorse.LittleHorse.PutExternalEventDef:input_type -> littlehorse.PutExternalEventDefRequest + 93, // 125: littlehorse.LittleHorse.GetExternalEventDef:input_type -> littlehorse.ExternalEventDefId + 5, // 126: littlehorse.LittleHorse.PutWorkflowEventDef:input_type -> littlehorse.PutWorkflowEventDefRequest + 3, // 127: littlehorse.LittleHorse.PutWfSpec:input_type -> littlehorse.PutWfSpecRequest + 99, // 128: littlehorse.LittleHorse.GetWfSpec:input_type -> littlehorse.WfSpecId + 78, // 129: littlehorse.LittleHorse.GetLatestWfSpec:input_type -> littlehorse.GetLatestWfSpecRequest + 77, // 130: littlehorse.LittleHorse.MigrateWfSpec:input_type -> littlehorse.MigrateWfSpecRequest + 6, // 131: littlehorse.LittleHorse.PutUserTaskDef:input_type -> littlehorse.PutUserTaskDefRequest + 98, // 132: littlehorse.LittleHorse.GetUserTaskDef:input_type -> littlehorse.UserTaskDefId + 2, // 133: littlehorse.LittleHorse.GetLatestUserTaskDef:input_type -> littlehorse.GetLatestUserTaskDefRequest + 16, // 134: littlehorse.LittleHorse.RunWf:input_type -> littlehorse.RunWfRequest + 17, // 135: littlehorse.LittleHorse.ScheduleWf:input_type -> littlehorse.ScheduleWfRequest + 72, // 136: littlehorse.LittleHorse.SearchScheduledWfRun:input_type -> littlehorse.SearchScheduledWfRunRequest + 96, // 137: littlehorse.LittleHorse.GetScheduledWfRun:input_type -> littlehorse.ScheduledWfRunId + 92, // 138: littlehorse.LittleHorse.GetWfRun:input_type -> littlehorse.WfRunId + 108, // 139: littlehorse.LittleHorse.GetUserTaskRun:input_type -> littlehorse.UserTaskRunId + 125, // 140: littlehorse.LittleHorse.AssignUserTaskRun:input_type -> littlehorse.AssignUserTaskRunRequest + 126, // 141: littlehorse.LittleHorse.CompleteUserTaskRun:input_type -> littlehorse.CompleteUserTaskRunRequest + 127, // 142: littlehorse.LittleHorse.CancelUserTaskRun:input_type -> littlehorse.CancelUserTaskRunRequest + 128, // 143: littlehorse.LittleHorse.SaveUserTaskRunProgress:input_type -> littlehorse.SaveUserTaskRunProgressRequest + 69, // 144: littlehorse.LittleHorse.ListUserTaskRuns:input_type -> littlehorse.ListUserTaskRunRequest + 106, // 145: littlehorse.LittleHorse.GetNodeRun:input_type -> littlehorse.NodeRunId + 44, // 146: littlehorse.LittleHorse.ListNodeRuns:input_type -> littlehorse.ListNodeRunsRequest + 105, // 147: littlehorse.LittleHorse.GetTaskRun:input_type -> littlehorse.TaskRunId + 75, // 148: littlehorse.LittleHorse.ListTaskRuns:input_type -> littlehorse.ListTaskRunsRequest + 109, // 149: littlehorse.LittleHorse.GetVariable:input_type -> littlehorse.VariableId + 46, // 150: littlehorse.LittleHorse.ListVariables:input_type -> littlehorse.ListVariablesRequest + 8, // 151: littlehorse.LittleHorse.PutExternalEvent:input_type -> littlehorse.PutExternalEventRequest + 95, // 152: littlehorse.LittleHorse.GetExternalEvent:input_type -> littlehorse.ExternalEventId + 19, // 153: littlehorse.LittleHorse.AwaitWorkflowEvent:input_type -> littlehorse.AwaitWorkflowEventRequest + 48, // 154: littlehorse.LittleHorse.ListExternalEvents:input_type -> littlehorse.ListExternalEventsRequest + 20, // 155: littlehorse.LittleHorse.SearchWfRun:input_type -> littlehorse.SearchWfRunRequest + 24, // 156: littlehorse.LittleHorse.SearchNodeRun:input_type -> littlehorse.SearchNodeRunRequest + 22, // 157: littlehorse.LittleHorse.SearchTaskRun:input_type -> littlehorse.SearchTaskRunRequest + 26, // 158: littlehorse.LittleHorse.SearchUserTaskRun:input_type -> littlehorse.SearchUserTaskRunRequest + 28, // 159: littlehorse.LittleHorse.SearchVariable:input_type -> littlehorse.SearchVariableRequest + 42, // 160: littlehorse.LittleHorse.SearchExternalEvent:input_type -> littlehorse.SearchExternalEventRequest + 30, // 161: littlehorse.LittleHorse.SearchTaskDef:input_type -> littlehorse.SearchTaskDefRequest + 32, // 162: littlehorse.LittleHorse.SearchUserTaskDef:input_type -> littlehorse.SearchUserTaskDefRequest + 34, // 163: littlehorse.LittleHorse.SearchWfSpec:input_type -> littlehorse.SearchWfSpecRequest + 36, // 164: littlehorse.LittleHorse.SearchExternalEventDef:input_type -> littlehorse.SearchExternalEventDefRequest + 38, // 165: littlehorse.LittleHorse.SearchTenant:input_type -> littlehorse.SearchTenantRequest + 40, // 166: littlehorse.LittleHorse.SearchPrincipal:input_type -> littlehorse.SearchPrincipalRequest + 50, // 167: littlehorse.LittleHorse.RegisterTaskWorker:input_type -> littlehorse.RegisterTaskWorkerRequest + 54, // 168: littlehorse.LittleHorse.PollTask:input_type -> littlehorse.PollTaskRequest + 57, // 169: littlehorse.LittleHorse.ReportTask:input_type -> littlehorse.ReportTaskRun + 58, // 170: littlehorse.LittleHorse.StopWfRun:input_type -> littlehorse.StopWfRunRequest + 59, // 171: littlehorse.LittleHorse.ResumeWfRun:input_type -> littlehorse.ResumeWfRunRequest + 60, // 172: littlehorse.LittleHorse.RescueThreadRun:input_type -> littlehorse.RescueThreadRunRequest + 11, // 173: littlehorse.LittleHorse.DeleteWfRun:input_type -> littlehorse.DeleteWfRunRequest + 12, // 174: littlehorse.LittleHorse.DeleteTaskDef:input_type -> littlehorse.DeleteTaskDefRequest + 14, // 175: littlehorse.LittleHorse.DeleteWfSpec:input_type -> littlehorse.DeleteWfSpecRequest + 13, // 176: littlehorse.LittleHorse.DeleteUserTaskDef:input_type -> littlehorse.DeleteUserTaskDefRequest + 15, // 177: littlehorse.LittleHorse.DeleteExternalEventDef:input_type -> littlehorse.DeleteExternalEventDefRequest + 129, // 178: littlehorse.LittleHorse.DeletePrincipal:input_type -> littlehorse.DeletePrincipalRequest + 10, // 179: littlehorse.LittleHorse.DeleteScheduledWfRun:input_type -> littlehorse.DeleteScheduledWfRunRequest + 61, // 180: littlehorse.LittleHorse.GetTaskDefMetricsWindow:input_type -> littlehorse.TaskDefMetricsQueryRequest + 64, // 181: littlehorse.LittleHorse.GetWfSpecMetricsWindow:input_type -> littlehorse.WfSpecMetricsQueryRequest + 62, // 182: littlehorse.LittleHorse.ListTaskDefMetrics:input_type -> littlehorse.ListTaskMetricsRequest + 65, // 183: littlehorse.LittleHorse.ListWfSpecMetrics:input_type -> littlehorse.ListWfMetricsRequest + 130, // 184: littlehorse.LittleHorse.PutTenant:input_type -> littlehorse.PutTenantRequest + 110, // 185: littlehorse.LittleHorse.GetTenant:input_type -> littlehorse.TenantId + 131, // 186: littlehorse.LittleHorse.PutPrincipal:input_type -> littlehorse.PutPrincipalRequest + 132, // 187: littlehorse.LittleHorse.Whoami:input_type -> google.protobuf.Empty + 132, // 188: littlehorse.LittleHorse.GetServerVersion:input_type -> google.protobuf.Empty + 133, // 189: littlehorse.LittleHorse.PutTaskDef:output_type -> littlehorse.TaskDef + 133, // 190: littlehorse.LittleHorse.GetTaskDef:output_type -> littlehorse.TaskDef + 74, // 191: littlehorse.LittleHorse.GetTaskWorkerGroup:output_type -> littlehorse.TaskWorkerGroup + 134, // 192: littlehorse.LittleHorse.PutExternalEventDef:output_type -> littlehorse.ExternalEventDef + 134, // 193: littlehorse.LittleHorse.GetExternalEventDef:output_type -> littlehorse.ExternalEventDef + 135, // 194: littlehorse.LittleHorse.PutWorkflowEventDef:output_type -> littlehorse.WorkflowEventDef + 136, // 195: littlehorse.LittleHorse.PutWfSpec:output_type -> littlehorse.WfSpec + 136, // 196: littlehorse.LittleHorse.GetWfSpec:output_type -> littlehorse.WfSpec + 136, // 197: littlehorse.LittleHorse.GetLatestWfSpec:output_type -> littlehorse.WfSpec + 136, // 198: littlehorse.LittleHorse.MigrateWfSpec:output_type -> littlehorse.WfSpec + 137, // 199: littlehorse.LittleHorse.PutUserTaskDef:output_type -> littlehorse.UserTaskDef + 137, // 200: littlehorse.LittleHorse.GetUserTaskDef:output_type -> littlehorse.UserTaskDef + 137, // 201: littlehorse.LittleHorse.GetLatestUserTaskDef:output_type -> littlehorse.UserTaskDef + 138, // 202: littlehorse.LittleHorse.RunWf:output_type -> littlehorse.WfRun + 139, // 203: littlehorse.LittleHorse.ScheduleWf:output_type -> littlehorse.ScheduledWfRun + 71, // 204: littlehorse.LittleHorse.SearchScheduledWfRun:output_type -> littlehorse.ScheduledWfRunIdList + 139, // 205: littlehorse.LittleHorse.GetScheduledWfRun:output_type -> littlehorse.ScheduledWfRun + 138, // 206: littlehorse.LittleHorse.GetWfRun:output_type -> littlehorse.WfRun + 120, // 207: littlehorse.LittleHorse.GetUserTaskRun:output_type -> littlehorse.UserTaskRun + 132, // 208: littlehorse.LittleHorse.AssignUserTaskRun:output_type -> google.protobuf.Empty + 132, // 209: littlehorse.LittleHorse.CompleteUserTaskRun:output_type -> google.protobuf.Empty + 132, // 210: littlehorse.LittleHorse.CancelUserTaskRun:output_type -> google.protobuf.Empty + 120, // 211: littlehorse.LittleHorse.SaveUserTaskRunProgress:output_type -> littlehorse.UserTaskRun + 70, // 212: littlehorse.LittleHorse.ListUserTaskRuns:output_type -> littlehorse.UserTaskRunList + 112, // 213: littlehorse.LittleHorse.GetNodeRun:output_type -> littlehorse.NodeRun + 45, // 214: littlehorse.LittleHorse.ListNodeRuns:output_type -> littlehorse.NodeRunList + 122, // 215: littlehorse.LittleHorse.GetTaskRun:output_type -> littlehorse.TaskRun + 76, // 216: littlehorse.LittleHorse.ListTaskRuns:output_type -> littlehorse.TaskRunList + 113, // 217: littlehorse.LittleHorse.GetVariable:output_type -> littlehorse.Variable + 47, // 218: littlehorse.LittleHorse.ListVariables:output_type -> littlehorse.VariableList + 114, // 219: littlehorse.LittleHorse.PutExternalEvent:output_type -> littlehorse.ExternalEvent + 114, // 220: littlehorse.LittleHorse.GetExternalEvent:output_type -> littlehorse.ExternalEvent + 140, // 221: littlehorse.LittleHorse.AwaitWorkflowEvent:output_type -> littlehorse.WorkflowEvent + 49, // 222: littlehorse.LittleHorse.ListExternalEvents:output_type -> littlehorse.ExternalEventList + 21, // 223: littlehorse.LittleHorse.SearchWfRun:output_type -> littlehorse.WfRunIdList + 25, // 224: littlehorse.LittleHorse.SearchNodeRun:output_type -> littlehorse.NodeRunIdList + 23, // 225: littlehorse.LittleHorse.SearchTaskRun:output_type -> littlehorse.TaskRunIdList + 27, // 226: littlehorse.LittleHorse.SearchUserTaskRun:output_type -> littlehorse.UserTaskRunIdList + 29, // 227: littlehorse.LittleHorse.SearchVariable:output_type -> littlehorse.VariableIdList + 43, // 228: littlehorse.LittleHorse.SearchExternalEvent:output_type -> littlehorse.ExternalEventIdList + 31, // 229: littlehorse.LittleHorse.SearchTaskDef:output_type -> littlehorse.TaskDefIdList + 33, // 230: littlehorse.LittleHorse.SearchUserTaskDef:output_type -> littlehorse.UserTaskDefIdList + 35, // 231: littlehorse.LittleHorse.SearchWfSpec:output_type -> littlehorse.WfSpecIdList + 37, // 232: littlehorse.LittleHorse.SearchExternalEventDef:output_type -> littlehorse.ExternalEventDefIdList + 39, // 233: littlehorse.LittleHorse.SearchTenant:output_type -> littlehorse.TenantIdList + 41, // 234: littlehorse.LittleHorse.SearchPrincipal:output_type -> littlehorse.PrincipalIdList + 52, // 235: littlehorse.LittleHorse.RegisterTaskWorker:output_type -> littlehorse.RegisterTaskWorkerResponse + 56, // 236: littlehorse.LittleHorse.PollTask:output_type -> littlehorse.PollTaskResponse + 132, // 237: littlehorse.LittleHorse.ReportTask:output_type -> google.protobuf.Empty + 132, // 238: littlehorse.LittleHorse.StopWfRun:output_type -> google.protobuf.Empty + 132, // 239: littlehorse.LittleHorse.ResumeWfRun:output_type -> google.protobuf.Empty + 138, // 240: littlehorse.LittleHorse.RescueThreadRun:output_type -> littlehorse.WfRun + 132, // 241: littlehorse.LittleHorse.DeleteWfRun:output_type -> google.protobuf.Empty + 132, // 242: littlehorse.LittleHorse.DeleteTaskDef:output_type -> google.protobuf.Empty + 132, // 243: littlehorse.LittleHorse.DeleteWfSpec:output_type -> google.protobuf.Empty + 132, // 244: littlehorse.LittleHorse.DeleteUserTaskDef:output_type -> google.protobuf.Empty + 132, // 245: littlehorse.LittleHorse.DeleteExternalEventDef:output_type -> google.protobuf.Empty + 132, // 246: littlehorse.LittleHorse.DeletePrincipal:output_type -> google.protobuf.Empty + 132, // 247: littlehorse.LittleHorse.DeleteScheduledWfRun:output_type -> google.protobuf.Empty + 67, // 248: littlehorse.LittleHorse.GetTaskDefMetricsWindow:output_type -> littlehorse.TaskDefMetrics + 68, // 249: littlehorse.LittleHorse.GetWfSpecMetricsWindow:output_type -> littlehorse.WfSpecMetrics + 63, // 250: littlehorse.LittleHorse.ListTaskDefMetrics:output_type -> littlehorse.ListTaskMetricsResponse + 66, // 251: littlehorse.LittleHorse.ListWfSpecMetrics:output_type -> littlehorse.ListWfMetricsResponse + 141, // 252: littlehorse.LittleHorse.PutTenant:output_type -> littlehorse.Tenant + 141, // 253: littlehorse.LittleHorse.GetTenant:output_type -> littlehorse.Tenant + 142, // 254: littlehorse.LittleHorse.PutPrincipal:output_type -> littlehorse.Principal + 142, // 255: littlehorse.LittleHorse.Whoami:output_type -> littlehorse.Principal + 79, // 256: littlehorse.LittleHorse.GetServerVersion:output_type -> littlehorse.ServerVersionResponse + 189, // [189:257] is the sub-list for method output_type + 121, // [121:189] is the sub-list for method input_type + 121, // [121:121] is the sub-list for extension type_name + 121, // [121:121] is the sub-list for extension extendee + 0, // [0:121] is the sub-list for field type_name } func init() { file_service_proto_init() } @@ -8355,6 +8395,10 @@ func file_service_proto_init() { } file_service_proto_msgTypes[1].OneofWrappers = []interface{}{} file_service_proto_msgTypes[2].OneofWrappers = []interface{}{} + file_service_proto_msgTypes[3].OneofWrappers = []interface{}{ + (*PutWorkflowEventDefRequest_PrimitiveType)(nil), + (*PutWorkflowEventDefRequest_Schema)(nil), + } file_service_proto_msgTypes[4].OneofWrappers = []interface{}{} file_service_proto_msgTypes[6].OneofWrappers = []interface{}{} file_service_proto_msgTypes[14].OneofWrappers = []interface{}{} diff --git a/sdk-go/lhproto/user_tasks.pb.go b/sdk-go/lhproto/user_tasks.pb.go index 52e588a08..8e1c6f70e 100644 --- a/sdk-go/lhproto/user_tasks.pb.go +++ b/sdk-go/lhproto/user_tasks.pb.go @@ -229,7 +229,7 @@ type UserTaskField struct { // single-level JSON_OBJ. Each key is the name of the field. Must be unique. Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"` // The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). - Type VariableType `protobuf:"varint,2,opt,name=type,proto3,enum=littlehorse.VariableType" json:"type,omitempty"` + Type PrimitiveType `protobuf:"varint,2,opt,name=type,proto3,enum=littlehorse.PrimitiveType" json:"type,omitempty"` // Optional description which can be displayed by the User Task UI application. // Does not affect WfRun execution. Description *string `protobuf:"bytes,3,opt,name=description,proto3,oneof" json:"description,omitempty"` @@ -279,11 +279,11 @@ func (x *UserTaskField) GetName() string { return "" } -func (x *UserTaskField) GetType() VariableType { +func (x *UserTaskField) GetType() PrimitiveType { if x != nil { return x.Type } - return VariableType_JSON_OBJ + return PrimitiveType_JSON_OBJ } func (x *UserTaskField) GetDescription() string { @@ -1215,212 +1215,212 @@ var file_user_tasks_proto_rawDesc = []byte{ 0x28, 0x0b, 0x32, 0x1a, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x54, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x52, 0x09, 0x63, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64, 0x41, 0x74, 0x42, 0x0e, 0x0a, 0x0c, 0x5f, 0x64, 0x65, - 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x22, 0xc8, 0x01, 0x0a, 0x0d, 0x55, 0x73, + 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x22, 0xc9, 0x01, 0x0a, 0x0d, 0x55, 0x73, 0x65, 0x72, 0x54, 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0x74, 0x6f, 0x33, } var ( @@ -1458,7 +1458,7 @@ var file_user_tasks_proto_goTypes = []interface{}{ (*UserTaskEvent_UTEAssigned)(nil), // 17: littlehorse.UserTaskEvent.UTEAssigned nil, // 18: littlehorse.UserTaskEvent.UTESaved.ResultsEntry (*timestamppb.Timestamp)(nil), // 19: google.protobuf.Timestamp - (VariableType)(0), // 20: littlehorse.VariableType + (PrimitiveType)(0), // 20: littlehorse.PrimitiveType (*UserTaskRunId)(nil), // 21: littlehorse.UserTaskRunId (*UserTaskDefId)(nil), // 22: littlehorse.UserTaskDefId (*NodeRunId)(nil), // 23: littlehorse.NodeRunId @@ -1468,7 +1468,7 @@ var file_user_tasks_proto_goTypes = []interface{}{ var file_user_tasks_proto_depIdxs = []int32{ 3, // 0: littlehorse.UserTaskDef.fields:type_name -> littlehorse.UserTaskField 19, // 1: littlehorse.UserTaskDef.created_at:type_name -> google.protobuf.Timestamp - 20, // 2: littlehorse.UserTaskField.type:type_name -> littlehorse.VariableType + 20, // 2: littlehorse.UserTaskField.type:type_name -> littlehorse.PrimitiveType 21, // 3: littlehorse.UserTaskRun.id:type_name -> littlehorse.UserTaskRunId 22, // 4: littlehorse.UserTaskRun.user_task_def_id:type_name -> littlehorse.UserTaskDefId 11, // 5: littlehorse.UserTaskRun.results:type_name -> littlehorse.UserTaskRun.ResultsEntry diff --git a/sdk-go/lhproto/variable.pb.go b/sdk-go/lhproto/variable.pb.go index 8c7a6eedf..13ee77e13 100644 --- a/sdk-go/lhproto/variable.pb.go +++ b/sdk-go/lhproto/variable.pb.go @@ -40,6 +40,7 @@ type VariableValue struct { // *VariableValue_Str // *VariableValue_Int // *VariableValue_Bytes + // *VariableValue_Struct Value isVariableValue_Value `protobuf_oneof:"value"` } @@ -131,6 +132,13 @@ func (x *VariableValue) GetBytes() []byte { return nil } +func (x *VariableValue) GetStruct() *Struct { + if x, ok := x.GetValue().(*VariableValue_Struct); ok { + return x.Struct + } + return nil +} + type isVariableValue_Value interface { isVariableValue_Value() } @@ -171,6 +179,11 @@ type VariableValue_Bytes struct { Bytes []byte `protobuf:"bytes,8,opt,name=bytes,proto3,oneof"` } +type VariableValue_Struct struct { + // A strongly-typed struct + Struct *Struct `protobuf:"bytes,9,opt,name=struct,proto3,oneof"` +} + func (*VariableValue_JsonObj) isVariableValue_Value() {} func (*VariableValue_JsonArr) isVariableValue_Value() {} @@ -185,6 +198,8 @@ func (*VariableValue_Int) isVariableValue_Value() {} func (*VariableValue_Bytes) isVariableValue_Value() {} +func (*VariableValue_Struct) isVariableValue_Value() {} + // A Variable is an instance of a variable assigned to a WfRun. type Variable struct { state protoimpl.MessageState @@ -271,6 +286,497 @@ func (x *Variable) GetMasked() bool { return false } +// A Struct is a strongly-typed structure containing fields. The Struct is defined +// according to the `Schema` object. +type Struct struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // The id of the schema. + SchemaId *SchemaId `protobuf:"bytes,1,opt,name=schema_id,json=schemaId,proto3" json:"schema_id,omitempty"` + // The content of the Struct + Struct *InlineStruct `protobuf:"bytes,2,opt,name=struct,proto3" json:"struct,omitempty"` +} + +func (x *Struct) Reset() { + *x = Struct{} + if protoimpl.UnsafeEnabled { + mi := &file_variable_proto_msgTypes[2] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *Struct) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*Struct) ProtoMessage() {} + +func (x *Struct) ProtoReflect() protoreflect.Message { + mi := &file_variable_proto_msgTypes[2] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use Struct.ProtoReflect.Descriptor instead. +func (*Struct) Descriptor() ([]byte, []int) { + return file_variable_proto_rawDescGZIP(), []int{2} +} + +func (x *Struct) GetSchemaId() *SchemaId { + if x != nil { + return x.SchemaId + } + return nil +} + +func (x *Struct) GetStruct() *InlineStruct { + if x != nil { + return x.Struct + } + return nil +} + +// An `InlineStruct` is a pre-validated set of fields that are part of a `Struct`. +type InlineStruct struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // The fields in the inline struct. + Fields []*StructField `protobuf:"bytes,1,rep,name=fields,proto3" json:"fields,omitempty"` +} + +func (x *InlineStruct) Reset() { + *x = InlineStruct{} + if protoimpl.UnsafeEnabled { + mi := &file_variable_proto_msgTypes[3] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *InlineStruct) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*InlineStruct) ProtoMessage() {} + +func (x *InlineStruct) ProtoReflect() protoreflect.Message { + mi := &file_variable_proto_msgTypes[3] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use InlineStruct.ProtoReflect.Descriptor instead. +func (*InlineStruct) Descriptor() ([]byte, []int) { + return file_variable_proto_rawDescGZIP(), []int{3} +} + +func (x *InlineStruct) GetFields() []*StructField { + if x != nil { + return x.Fields + } + return nil +} + +// A StructField represents the value for a single field in a struct. +type StructField struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // The value, which can be primitive or complex. + // + // Types that are assignable to StructValue: + // *StructField_Primitive + // *StructField_Struct + // *StructField_List + StructValue isStructField_StructValue `protobuf_oneof:"struct_value"` +} + +func (x *StructField) Reset() { + *x = StructField{} + if protoimpl.UnsafeEnabled { + mi := &file_variable_proto_msgTypes[4] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *StructField) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*StructField) ProtoMessage() {} + +func (x *StructField) ProtoReflect() protoreflect.Message { + mi := &file_variable_proto_msgTypes[4] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use StructField.ProtoReflect.Descriptor instead. +func (*StructField) Descriptor() ([]byte, []int) { + return file_variable_proto_rawDescGZIP(), []int{4} +} + +func (m *StructField) GetStructValue() isStructField_StructValue { + if m != nil { + return m.StructValue + } + return nil +} + +func (x *StructField) GetPrimitive() *VariableValue { + if x, ok := x.GetStructValue().(*StructField_Primitive); ok { + return x.Primitive + } + return nil +} + +func (x *StructField) GetStruct() *InlineStruct { + if x, ok := x.GetStructValue().(*StructField_Struct); ok { + return x.Struct + } + return nil +} + +func (x *StructField) GetList() *StructField_FieldList { + if x, ok := x.GetStructValue().(*StructField_List); ok { + return x.List + } + return nil +} + +type isStructField_StructValue interface { + isStructField_StructValue() +} + +type StructField_Primitive struct { + // The `value` of the field is an untyped primitive `VariableValue`. + Primitive *VariableValue `protobuf:"bytes,1,opt,name=primitive,proto3,oneof"` +} + +type StructField_Struct struct { + // The `value` of the field is a complex `Struct`. + Struct *InlineStruct `protobuf:"bytes,2,opt,name=struct,proto3,oneof"` +} + +type StructField_List struct { + // The `value` of the field is a list of fields. + List *StructField_FieldList `protobuf:"bytes,3,opt,name=list,proto3,oneof"` +} + +func (*StructField_Primitive) isStructField_StructValue() {} + +func (*StructField_Struct) isStructField_StructValue() {} + +func (*StructField_List) isStructField_StructValue() {} + +// A `SchemaField` defines a field inside a `Schema`. +type SchemaField struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // The name of the field. + Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"` + // Whether the field is optional. + Optional bool `protobuf:"varint,2,opt,name=optional,proto3" json:"optional,omitempty"` + // The type of the field. + // + // Types that are assignable to FieldType: + // *SchemaField_Primitive + // *SchemaField_SchemaId + // *SchemaField_InlineSchema + FieldType isSchemaField_FieldType `protobuf_oneof:"field_type"` +} + +func (x *SchemaField) Reset() { + *x = SchemaField{} + if protoimpl.UnsafeEnabled { + mi := &file_variable_proto_msgTypes[5] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *SchemaField) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*SchemaField) ProtoMessage() {} + +func (x *SchemaField) ProtoReflect() protoreflect.Message { + mi := &file_variable_proto_msgTypes[5] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use SchemaField.ProtoReflect.Descriptor instead. +func (*SchemaField) Descriptor() ([]byte, []int) { + return file_variable_proto_rawDescGZIP(), []int{5} +} + +func (x *SchemaField) GetName() string { + if x != nil { + return x.Name + } + return "" +} + +func (x *SchemaField) GetOptional() bool { + if x != nil { + return x.Optional + } + return false +} + +func (m *SchemaField) GetFieldType() isSchemaField_FieldType { + if m != nil { + return m.FieldType + } + return nil +} + +func (x *SchemaField) GetPrimitive() PrimitiveType { + if x, ok := x.GetFieldType().(*SchemaField_Primitive); ok { + return x.Primitive + } + return PrimitiveType_JSON_OBJ +} + +func (x *SchemaField) GetSchemaId() *SchemaId { + if x, ok := x.GetFieldType().(*SchemaField_SchemaId); ok { + return x.SchemaId + } + return nil +} + +func (x *SchemaField) GetInlineSchema() *InlineSchema { + if x, ok := x.GetFieldType().(*SchemaField_InlineSchema); ok { + return x.InlineSchema + } + return nil +} + +type isSchemaField_FieldType interface { + isSchemaField_FieldType() +} + +type SchemaField_Primitive struct { + // Specifies that the field is a primitive `VariableValue` of the specified type. + Primitive PrimitiveType `protobuf:"varint,3,opt,name=primitive,proto3,enum=littlehorse.PrimitiveType,oneof"` +} + +type SchemaField_SchemaId struct { + // Specifies that the field is of a specific `Schema`. + SchemaId *SchemaId `protobuf:"bytes,4,opt,name=schema_id,json=schemaId,proto3,oneof"` +} + +type SchemaField_InlineSchema struct { + // Specifies that field must be a `Struct` conforming to the accompanying schema. + InlineSchema *InlineSchema `protobuf:"bytes,5,opt,name=inline_schema,json=inlineSchema,proto3,oneof"` +} + +func (*SchemaField_Primitive) isSchemaField_FieldType() {} + +func (*SchemaField_SchemaId) isSchemaField_FieldType() {} + +func (*SchemaField_InlineSchema) isSchemaField_FieldType() {} + +// A `Schema` is a versioned metadata object (tenant-scoped) inside LittleHorse +// that defines the structure and content of a variable value. It allows strong typing. +type Schema struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // The id of the `Schema`. This includes the version. + Id *SchemaId `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"` + // Optionally description of the schema. + Description *string `protobuf:"bytes,2,opt,name=description,proto3,oneof" json:"description,omitempty"` + // The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`. + Schema *InlineSchema `protobuf:"bytes,3,opt,name=schema,proto3" json:"schema,omitempty"` +} + +func (x *Schema) Reset() { + *x = Schema{} + if protoimpl.UnsafeEnabled { + mi := &file_variable_proto_msgTypes[6] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *Schema) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*Schema) ProtoMessage() {} + +func (x *Schema) ProtoReflect() protoreflect.Message { + mi := &file_variable_proto_msgTypes[6] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use Schema.ProtoReflect.Descriptor instead. +func (*Schema) Descriptor() ([]byte, []int) { + return file_variable_proto_rawDescGZIP(), []int{6} +} + +func (x *Schema) GetId() *SchemaId { + if x != nil { + return x.Id + } + return nil +} + +func (x *Schema) GetDescription() string { + if x != nil && x.Description != nil { + return *x.Description + } + return "" +} + +func (x *Schema) GetSchema() *InlineSchema { + if x != nil { + return x.Schema + } + return nil +} + +// An `InlineSchema` is the actual representation of the Schema. +type InlineSchema struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // The fields in this schema. + Fields []*SchemaField `protobuf:"bytes,1,rep,name=fields,proto3" json:"fields,omitempty"` +} + +func (x *InlineSchema) Reset() { + *x = InlineSchema{} + if protoimpl.UnsafeEnabled { + mi := &file_variable_proto_msgTypes[7] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *InlineSchema) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*InlineSchema) ProtoMessage() {} + +func (x *InlineSchema) ProtoReflect() protoreflect.Message { + mi := &file_variable_proto_msgTypes[7] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use InlineSchema.ProtoReflect.Descriptor instead. +func (*InlineSchema) Descriptor() ([]byte, []int) { + return file_variable_proto_rawDescGZIP(), []int{7} +} + +func (x *InlineSchema) GetFields() []*SchemaField { + if x != nil { + return x.Fields + } + return nil +} + +// A FieldList is a sub-structure of a `Struct` +type StructField_FieldList struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Fields []*StructField `protobuf:"bytes,1,rep,name=fields,proto3" json:"fields,omitempty"` +} + +func (x *StructField_FieldList) Reset() { + *x = StructField_FieldList{} + if protoimpl.UnsafeEnabled { + mi := &file_variable_proto_msgTypes[8] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *StructField_FieldList) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*StructField_FieldList) ProtoMessage() {} + +func (x *StructField_FieldList) ProtoReflect() protoreflect.Message { + mi := &file_variable_proto_msgTypes[8] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use StructField_FieldList.ProtoReflect.Descriptor instead. +func (*StructField_FieldList) Descriptor() ([]byte, []int) { + return file_variable_proto_rawDescGZIP(), []int{4, 0} +} + +func (x *StructField_FieldList) GetFields() []*StructField { + if x != nil { + return x.Fields + } + return nil +} + var File_variable_proto protoreflect.FileDescriptor var file_variable_proto_rawDesc = []byte{ @@ -278,35 +784,97 @@ var file_variable_proto_rawDesc = []byte{ 0x12, 0x0b, 0x6c, 0x69, 0x74, 0x74, 0x6c, 0x65, 0x68, 0x6f, 0x72, 0x73, 0x65, 0x1a, 0x1f, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x0f, - 0x6f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x5f, 0x69, 0x64, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, - 0xc8, 0x01, 0x0a, 0x0d, 0x56, 0x61, 0x72, 0x69, 0x61, 0x62, 0x6c, 0x65, 0x56, 0x61, 0x6c, 0x75, - 0x65, 0x12, 0x1b, 0x0a, 0x08, 0x6a, 0x73, 0x6f, 0x6e, 0x5f, 0x6f, 0x62, 0x6a, 0x18, 0x02, 0x20, - 0x01, 0x28, 0x09, 0x48, 0x00, 0x52, 0x07, 0x6a, 0x73, 0x6f, 0x6e, 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[]interface{}{ (*VariableValue)(nil), // 0: littlehorse.VariableValue (*Variable)(nil), // 1: littlehorse.Variable - (*VariableId)(nil), // 2: littlehorse.VariableId - (*timestamppb.Timestamp)(nil), // 3: google.protobuf.Timestamp - (*WfSpecId)(nil), // 4: littlehorse.WfSpecId + (*Struct)(nil), // 2: littlehorse.Struct + (*InlineStruct)(nil), // 3: littlehorse.InlineStruct + (*StructField)(nil), // 4: littlehorse.StructField + (*SchemaField)(nil), // 5: littlehorse.SchemaField + (*Schema)(nil), // 6: littlehorse.Schema + (*InlineSchema)(nil), // 7: littlehorse.InlineSchema + (*StructField_FieldList)(nil), // 8: littlehorse.StructField.FieldList + (*VariableId)(nil), // 9: littlehorse.VariableId + (*timestamppb.Timestamp)(nil), // 10: google.protobuf.Timestamp + (*WfSpecId)(nil), // 11: littlehorse.WfSpecId + (*SchemaId)(nil), // 12: littlehorse.SchemaId + (PrimitiveType)(0), // 13: littlehorse.PrimitiveType } var file_variable_proto_depIdxs = []int32{ - 2, // 0: littlehorse.Variable.id:type_name -> littlehorse.VariableId - 0, // 1: littlehorse.Variable.value:type_name -> littlehorse.VariableValue - 3, // 2: littlehorse.Variable.created_at:type_name -> google.protobuf.Timestamp - 4, // 3: littlehorse.Variable.wf_spec_id:type_name -> littlehorse.WfSpecId - 4, // [4:4] is the sub-list for method output_type - 4, // [4:4] is the sub-list for method input_type - 4, // [4:4] is the sub-list for extension type_name - 4, // [4:4] is the sub-list for extension extendee - 0, // [0:4] is the sub-list for field type_name + 2, // 0: littlehorse.VariableValue.struct:type_name -> littlehorse.Struct + 9, // 1: littlehorse.Variable.id:type_name -> littlehorse.VariableId + 0, // 2: littlehorse.Variable.value:type_name -> littlehorse.VariableValue + 10, // 3: littlehorse.Variable.created_at:type_name -> google.protobuf.Timestamp + 11, // 4: littlehorse.Variable.wf_spec_id:type_name -> littlehorse.WfSpecId + 12, // 5: littlehorse.Struct.schema_id:type_name -> littlehorse.SchemaId + 3, // 6: littlehorse.Struct.struct:type_name -> littlehorse.InlineStruct + 4, // 7: littlehorse.InlineStruct.fields:type_name -> littlehorse.StructField + 0, // 8: littlehorse.StructField.primitive:type_name -> littlehorse.VariableValue + 3, // 9: littlehorse.StructField.struct:type_name -> littlehorse.InlineStruct + 8, // 10: littlehorse.StructField.list:type_name -> littlehorse.StructField.FieldList + 13, // 11: littlehorse.SchemaField.primitive:type_name -> littlehorse.PrimitiveType + 12, // 12: littlehorse.SchemaField.schema_id:type_name -> littlehorse.SchemaId + 7, // 13: littlehorse.SchemaField.inline_schema:type_name -> littlehorse.InlineSchema + 12, // 14: littlehorse.Schema.id:type_name -> littlehorse.SchemaId + 7, // 15: littlehorse.Schema.schema:type_name -> littlehorse.InlineSchema + 5, // 16: littlehorse.InlineSchema.fields:type_name -> littlehorse.SchemaField + 4, // 17: littlehorse.StructField.FieldList.fields:type_name -> littlehorse.StructField + 18, // [18:18] is the sub-list for method output_type + 18, // [18:18] is the sub-list for method input_type + 18, // [18:18] is the sub-list for extension type_name + 18, // [18:18] is the sub-list for extension extendee + 0, // [0:18] is the sub-list for field type_name } func init() { file_variable_proto_init() } @@ -352,6 +943,7 @@ func file_variable_proto_init() { return } file_object_id_proto_init() + file_common_enums_proto_init() if !protoimpl.UnsafeEnabled { file_variable_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { switch v := v.(*VariableValue); i { @@ -377,6 +969,90 @@ func file_variable_proto_init() { return nil } } + file_variable_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*Struct); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_variable_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*InlineStruct); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_variable_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*StructField); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_variable_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*SchemaField); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_variable_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*Schema); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_variable_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*InlineSchema); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_variable_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*StructField_FieldList); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } } file_variable_proto_msgTypes[0].OneofWrappers = []interface{}{ (*VariableValue_JsonObj)(nil), @@ -386,14 +1062,26 @@ func file_variable_proto_init() { (*VariableValue_Str)(nil), (*VariableValue_Int)(nil), (*VariableValue_Bytes)(nil), + (*VariableValue_Struct)(nil), + } + file_variable_proto_msgTypes[4].OneofWrappers = []interface{}{ + (*StructField_Primitive)(nil), + (*StructField_Struct)(nil), + (*StructField_List)(nil), + } + file_variable_proto_msgTypes[5].OneofWrappers = []interface{}{ + (*SchemaField_Primitive)(nil), + (*SchemaField_SchemaId)(nil), + (*SchemaField_InlineSchema)(nil), } + file_variable_proto_msgTypes[6].OneofWrappers = []interface{}{} type x struct{} out := protoimpl.TypeBuilder{ File: protoimpl.DescBuilder{ GoPackagePath: reflect.TypeOf(x{}).PkgPath(), RawDescriptor: file_variable_proto_rawDesc, NumEnums: 0, - NumMessages: 2, + NumMessages: 9, NumExtensions: 0, NumServices: 0, }, diff --git a/sdk-go/lhproto/wf_spec.pb.go b/sdk-go/lhproto/wf_spec.pb.go index 6b5db1a18..c231d8587 100644 --- a/sdk-go/lhproto/wf_spec.pb.go +++ b/sdk-go/lhproto/wf_spec.pb.go @@ -339,7 +339,7 @@ type JsonIndex struct { // has a field we should index. FieldPath string `protobuf:"bytes,1,opt,name=field_path,json=fieldPath,proto3" json:"field_path,omitempty"` // Is the type of the field we are indexing. - FieldType VariableType `protobuf:"varint,2,opt,name=field_type,json=fieldType,proto3,enum=littlehorse.VariableType" json:"field_type,omitempty"` + FieldType PrimitiveType `protobuf:"varint,2,opt,name=field_type,json=fieldType,proto3,enum=littlehorse.PrimitiveType" json:"field_type,omitempty"` } func (x *JsonIndex) Reset() { @@ -381,11 +381,11 @@ func (x *JsonIndex) GetFieldPath() string { return "" } -func (x *JsonIndex) GetFieldType() VariableType { +func (x *JsonIndex) GetFieldType() PrimitiveType { if x != nil { return x.FieldType } - return VariableType_JSON_OBJ + return PrimitiveType_JSON_OBJ } // Denotes a variable declaration at the ThreadSpec level. @@ -2344,366 +2344,366 @@ var file_wf_spec_proto_rawDesc = []byte{ 0x65, 0x72, 0x6d, 0x69, 0x6e, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x18, 0x01, 0x20, 0x01, 0x28, 0x03, 0x48, 0x00, 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littlehorse.VariableDef (*ExternalEventDefId)(nil), // 41: littlehorse.ExternalEventDefId (*VariableAssignment)(nil), // 42: littlehorse.VariableAssignment @@ -2779,7 +2779,7 @@ var file_wf_spec_proto_depIdxs = []int32{ 3, // 5: littlehorse.WfSpec.retention_policy:type_name -> littlehorse.WorkflowRetentionPolicy 24, // 6: littlehorse.WfSpec.migration:type_name -> littlehorse.WfSpecVersionMigration 28, // 7: littlehorse.WfSpec.parent_wf_spec:type_name -> littlehorse.WfSpec.ParentWfSpecReference - 39, // 8: littlehorse.JsonIndex.field_type:type_name -> littlehorse.VariableType + 39, // 8: littlehorse.JsonIndex.field_type:type_name -> littlehorse.PrimitiveType 40, // 9: littlehorse.ThreadVarDef.var_def:type_name -> littlehorse.VariableDef 4, // 10: littlehorse.ThreadVarDef.json_indexes:type_name -> littlehorse.JsonIndex 0, // 11: littlehorse.ThreadVarDef.access_level:type_name -> littlehorse.WfRunVariableAccessLevel diff --git a/sdk-go/lhproto/workflow_event.pb.go b/sdk-go/lhproto/workflow_event.pb.go index 9c0925c0b..b42c2edd1 100644 --- a/sdk-go/lhproto/workflow_event.pb.go +++ b/sdk-go/lhproto/workflow_event.pb.go @@ -93,14 +93,20 @@ func (x *WorkflowEvent) GetCreatedAt() *timestamppb.Timestamp { return nil } +// A `WorkflowEventDef` defines the blueprint for a `WorkflowEvent`. type WorkflowEventDef struct { state protoimpl.MessageState sizeCache protoimpl.SizeCache unknownFields protoimpl.UnknownFields - Id *WorkflowEventDefId `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"` + // The `id` of the `WorkflowEventDef`. + Id *WorkflowEventDefId `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"` + // The timestamp at which the `WorkflowEventDef` was created. CreatedAt *timestamppb.Timestamp `protobuf:"bytes,2,opt,name=created_at,json=createdAt,proto3" json:"created_at,omitempty"` - Type VariableType `protobuf:"varint,3,opt,name=type,proto3,enum=littlehorse.VariableType" json:"type,omitempty"` + // The type of the content of the `WorkflowEvent`. + // + // TODO: Support schemas + Type PrimitiveType `protobuf:"varint,3,opt,name=type,proto3,enum=littlehorse.PrimitiveType" json:"type,omitempty"` } func (x *WorkflowEventDef) Reset() { @@ -149,11 +155,11 @@ func (x *WorkflowEventDef) GetCreatedAt() *timestamppb.Timestamp { return nil } -func (x *WorkflowEventDef) GetType() VariableType { +func (x *WorkflowEventDef) GetType() PrimitiveType { if x != nil { return x.Type } - return VariableType_JSON_OBJ + return PrimitiveType_JSON_OBJ } var File_workflow_event_proto protoreflect.FileDescriptor @@ -177,7 +183,7 @@ var file_workflow_event_proto_rawDesc = []byte{ 0x39, 0x0a, 0x0a, 0x63, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64, 0x5f, 0x61, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1a, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x54, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x52, - 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(VariableType)(0), // 6: littlehorse.VariableType + (PrimitiveType)(0), // 6: littlehorse.PrimitiveType } var file_workflow_event_proto_depIdxs = []int32{ 2, // 0: littlehorse.WorkflowEvent.id:type_name -> littlehorse.WorkflowEventId @@ -224,7 +230,7 @@ var file_workflow_event_proto_depIdxs = []int32{ 4, // 2: littlehorse.WorkflowEvent.created_at:type_name -> google.protobuf.Timestamp 5, // 3: littlehorse.WorkflowEventDef.id:type_name -> littlehorse.WorkflowEventDefId 4, // 4: littlehorse.WorkflowEventDef.created_at:type_name -> google.protobuf.Timestamp - 6, // 5: littlehorse.WorkflowEventDef.type:type_name -> littlehorse.VariableType + 6, // 5: littlehorse.WorkflowEventDef.type:type_name -> littlehorse.PrimitiveType 6, // [6:6] is the sub-list for method output_type 6, // [6:6] is the sub-list for method input_type 6, // [6:6] is the sub-list for extension type_name diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonEnums.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonEnums.java index 0e5c7f927..39e65191d 100644 --- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonEnums.java +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonEnums.java @@ -34,16 +34,16 @@ public static void registerAllExtensions( "_SERIALIZING_ERROR\020\005\022\034\n\030TASK_INPUT_VAR_S" + "UB_ERROR\020\006\022\022\n\016TASK_EXCEPTION\020\010\022\020\n\014TASK_P" + "ENDING\020\t*=\n\023MetricsWindowLength\022\r\n\tMINUT" + - "ES_5\020\000\022\013\n\007HOURS_2\020\001\022\n\n\006DAYS_1\020\002*]\n\014Varia" + - "bleType\022\014\n\010JSON_OBJ\020\000\022\014\n\010JSON_ARR\020\001\022\n\n\006D" + - "OUBLE\020\002\022\010\n\004BOOL\020\003\022\007\n\003STR\020\004\022\007\n\003INT\020\005\022\t\n\005B" + - "YTES\020\006*\266\001\n\013LHErrorType\022\021\n\rCHILD_FAILURE\020" + - "\000\022\021\n\rVAR_SUB_ERROR\020\001\022\026\n\022VAR_MUTATION_ERR" + - "OR\020\002\022\027\n\023USER_TASK_CANCELLED\020\003\022\013\n\007TIMEOUT" + - "\020\004\022\020\n\014TASK_FAILURE\020\005\022\r\n\tVAR_ERROR\020\006\022\016\n\nT" + - "ASK_ERROR\020\007\022\022\n\016INTERNAL_ERROR\020\010BI\n\037io.li" + - "ttlehorse.sdk.common.protoP\001Z\t.;lhproto\252" + - "\002\030LittleHorse.Common.Protob\006proto3" + "ES_5\020\000\022\013\n\007HOURS_2\020\001\022\n\n\006DAYS_1\020\002*^\n\rPrimi" + + "tiveType\022\014\n\010JSON_OBJ\020\000\022\014\n\010JSON_ARR\020\001\022\n\n\006" + + "DOUBLE\020\002\022\010\n\004BOOL\020\003\022\007\n\003STR\020\004\022\007\n\003INT\020\005\022\t\n\005" + + "BYTES\020\006*\266\001\n\013LHErrorType\022\021\n\rCHILD_FAILURE" + + "\020\000\022\021\n\rVAR_SUB_ERROR\020\001\022\026\n\022VAR_MUTATION_ER" + + "ROR\020\002\022\027\n\023USER_TASK_CANCELLED\020\003\022\013\n\007TIMEOU" + + "T\020\004\022\020\n\014TASK_FAILURE\020\005\022\r\n\tVAR_ERROR\020\006\022\016\n\n" + + "TASK_ERROR\020\007\022\022\n\016INTERNAL_ERROR\020\010BI\n\037io.l" + + "ittlehorse.sdk.common.protoP\001Z\t.;lhproto" + + "\252\002\030LittleHorse.Common.Protob\006proto3" }; descriptor = com.google.protobuf.Descriptors.FileDescriptor .internalBuildGeneratedFileFrom(descriptorData, diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonWfspec.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonWfspec.java index d69bf42a1..5c5410e7b 100644 --- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonWfspec.java +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/CommonWfspec.java @@ -98,47 +98,48 @@ public static void registerAllExtensions( "tlehorse.VariableMutation.NodeOutputSour" + "ceH\000\0326\n\020NodeOutputSource\022\025\n\010jsonpath\030\n \001" + "(\tH\000\210\001\001B\013\n\t_jsonpathB\013\n\trhs_valueB\020\n\016_lh" + - "s_json_path\"\244\001\n\013VariableDef\022\'\n\004type\030\001 \001(" + - "\0162\031.littlehorse.VariableType\022\014\n\004name\030\002 \001" + - "(\t\0226\n\rdefault_value\030\003 \001(\0132\032.littlehorse." + - "VariableValueH\000\210\001\001\022\024\n\014masked_value\030\004 \001(\010" + - "B\020\n\016_default_value\"\357\004\n\017UTActionTrigger\0224" + - "\n\004task\030\001 \001(\0132$.littlehorse.UTActionTrigg" + - "er.UTATaskH\000\0228\n\006cancel\030\002 \001(\0132&.littlehor" + - "se.UTActionTrigger.UTACancelH\000\022<\n\010reassi" + - "gn\030\003 \001(\0132(.littlehorse.UTActionTrigger.U" + - "TAReassignH\000\0226\n\rdelay_seconds\030\005 \001(\0132\037.li" + - "ttlehorse.VariableAssignment\0221\n\004hook\030\006 \001" + - "(\0162#.littlehorse.UTActionTrigger.UTHook\032" + - "\013\n\tUTACancel\032`\n\007UTATask\022#\n\004task\030\001 \001(\0132\025." + - "littlehorse.TaskNode\0220\n\tmutations\030\002 \003(\0132" + - "\035.littlehorse.VariableMutation\032\231\001\n\013UTARe" + - "assign\0225\n\007user_id\030\001 \001(\0132\037.littlehorse.Va" + - "riableAssignmentH\000\210\001\001\0228\n\nuser_group\030\002 \001(" + - "\0132\037.littlehorse.VariableAssignmentH\001\210\001\001B" + - "\n\n\010_user_idB\r\n\013_user_group\".\n\006UTHook\022\016\n\n" + - "ON_ARRIVAL\020\000\022\024\n\020ON_TASK_ASSIGNED\020\001B\010\n\006ac" + - "tion\"c\n\035ExponentialBackoffRetryPolicy\022\030\n" + - "\020base_interval_ms\030\001 \001(\005\022\024\n\014max_delay_ms\030" + - "\002 \001(\003\022\022\n\nmultiplier\030\003 \001(\002\"\311\002\n\010TaskNode\022-" + - "\n\013task_def_id\030\001 \001(\0132\026.littlehorse.TaskDe" + - "fIdH\000\0227\n\014dynamic_task\030\006 \001(\0132\037.littlehors" + - "e.VariableAssignmentH\000\022\027\n\017timeout_second" + - "s\030\002 \001(\005\022\017\n\007retries\030\003 \001(\005\022L\n\023exponential_" + - "backoff\030\005 \001(\0132*.littlehorse.ExponentialB" + - "ackoffRetryPolicyH\001\210\001\001\0222\n\tvariables\030\004 \003(" + - "\0132\037.littlehorse.VariableAssignmentB\021\n\017ta" + - "sk_to_executeB\026\n\024_exponential_backoff*\230\001" + - "\n\024VariableMutationType\022\n\n\006ASSIGN\020\000\022\007\n\003AD" + - "D\020\001\022\n\n\006EXTEND\020\002\022\014\n\010SUBTRACT\020\003\022\014\n\010MULTIPL" + - "Y\020\004\022\n\n\006DIVIDE\020\005\022\025\n\021REMOVE_IF_PRESENT\020\006\022\020" + - "\n\014REMOVE_INDEX\020\007\022\016\n\nREMOVE_KEY\020\010*\204\001\n\nCom" + - "parator\022\r\n\tLESS_THAN\020\000\022\020\n\014GREATER_THAN\020\001" + - "\022\020\n\014LESS_THAN_EQ\020\002\022\023\n\017GREATER_THAN_EQ\020\003\022" + - "\n\n\006EQUALS\020\004\022\016\n\nNOT_EQUALS\020\005\022\006\n\002IN\020\006\022\n\n\006N" + - "OT_IN\020\007BI\n\037io.littlehorse.sdk.common.pro" + - "toP\001Z\t.;lhproto\252\002\030LittleHorse.Common.Pro" + - "tob\006proto3" + "s_json_path\"\332\001\n\013VariableDef\022/\n\tprimitive" + + "\030\001 \001(\0162\032.littlehorse.PrimitiveTypeH\000\022\'\n\006" + + "schema\030\005 \001(\0132\025.littlehorse.SchemaIdH\000\022\014\n" + + "\004name\030\002 \001(\t\0226\n\rdefault_value\030\003 \001(\0132\032.lit" + + "tlehorse.VariableValueH\001\210\001\001\022\021\n\tis_masked" + + "\030\004 \001(\010B\006\n\004typeB\020\n\016_default_value\"\357\004\n\017UTA" + + "ctionTrigger\0224\n\004task\030\001 \001(\0132$.littlehorse" + + ".UTActionTrigger.UTATaskH\000\0228\n\006cancel\030\002 \001" + + "(\0132&.littlehorse.UTActionTrigger.UTACanc" + + "elH\000\022<\n\010reassign\030\003 \001(\0132(.littlehorse.UTA" + + "ctionTrigger.UTAReassignH\000\0226\n\rdelay_seco" + + "nds\030\005 \001(\0132\037.littlehorse.VariableAssignme" + + "nt\0221\n\004hook\030\006 \001(\0162#.littlehorse.UTActionT" + + "rigger.UTHook\032\013\n\tUTACancel\032`\n\007UTATask\022#\n" + + "\004task\030\001 \001(\0132\025.littlehorse.TaskNode\0220\n\tmu" + + "tations\030\002 \003(\0132\035.littlehorse.VariableMuta" + + "tion\032\231\001\n\013UTAReassign\0225\n\007user_id\030\001 \001(\0132\037." + + "littlehorse.VariableAssignmentH\000\210\001\001\0228\n\nu" + + "ser_group\030\002 \001(\0132\037.littlehorse.VariableAs" + + "signmentH\001\210\001\001B\n\n\010_user_idB\r\n\013_user_group" + + "\".\n\006UTHook\022\016\n\nON_ARRIVAL\020\000\022\024\n\020ON_TASK_AS" + + "SIGNED\020\001B\010\n\006action\"c\n\035ExponentialBackoff" + + "RetryPolicy\022\030\n\020base_interval_ms\030\001 \001(\005\022\024\n" + + "\014max_delay_ms\030\002 \001(\003\022\022\n\nmultiplier\030\003 \001(\002\"" + + "\311\002\n\010TaskNode\022-\n\013task_def_id\030\001 \001(\0132\026.litt" + + "lehorse.TaskDefIdH\000\0227\n\014dynamic_task\030\006 \001(" + + "\0132\037.littlehorse.VariableAssignmentH\000\022\027\n\017" + + "timeout_seconds\030\002 \001(\005\022\017\n\007retries\030\003 \001(\005\022L" + + "\n\023exponential_backoff\030\005 \001(\0132*.littlehors" + + "e.ExponentialBackoffRetryPolicyH\001\210\001\001\0222\n\t" + + "variables\030\004 \003(\0132\037.littlehorse.VariableAs" + + "signmentB\021\n\017task_to_executeB\026\n\024_exponent" + + "ial_backoff*\230\001\n\024VariableMutationType\022\n\n\006" + + "ASSIGN\020\000\022\007\n\003ADD\020\001\022\n\n\006EXTEND\020\002\022\014\n\010SUBTRAC" + + "T\020\003\022\014\n\010MULTIPLY\020\004\022\n\n\006DIVIDE\020\005\022\025\n\021REMOVE_" + + "IF_PRESENT\020\006\022\020\n\014REMOVE_INDEX\020\007\022\016\n\nREMOVE" + + "_KEY\020\010*\204\001\n\nComparator\022\r\n\tLESS_THAN\020\000\022\020\n\014" + + "GREATER_THAN\020\001\022\020\n\014LESS_THAN_EQ\020\002\022\023\n\017GREA" + + "TER_THAN_EQ\020\003\022\n\n\006EQUALS\020\004\022\016\n\nNOT_EQUALS\020" + + "\005\022\006\n\002IN\020\006\022\n\n\006NOT_IN\020\007BI\n\037io.littlehorse." + + "sdk.common.protoP\001Z\t.;lhproto\252\002\030LittleHo" + + "rse.Common.Protob\006proto3" }; descriptor = com.google.protobuf.Descriptors.FileDescriptor .internalBuildGeneratedFileFrom(descriptorData, @@ -176,7 +177,7 @@ public static void registerAllExtensions( internal_static_littlehorse_VariableDef_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_VariableDef_descriptor, - new java.lang.String[] { "Type", "Name", "DefaultValue", "MaskedValue", "DefaultValue", }); + new java.lang.String[] { "Primitive", "Schema", "Name", "DefaultValue", "IsMasked", "Type", "DefaultValue", }); internal_static_littlehorse_UTActionTrigger_descriptor = getDescriptor().getMessageTypes().get(3); internal_static_littlehorse_UTActionTrigger_fieldAccessorTable = new diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineSchema.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineSchema.java new file mode 100644 index 000000000..5094fbe15 --- /dev/null +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineSchema.java @@ -0,0 +1,859 @@ +// Generated by the protocol buffer compiler. DO NOT EDIT! +// source: variable.proto + +package io.littlehorse.sdk.common.proto; + +/** + * 
+ * An `InlineSchema` is the actual representation of the Schema.
+ *
+ * + * Protobuf type {@code littlehorse.InlineSchema} + */ +public final class InlineSchema extends + com.google.protobuf.GeneratedMessageV3 implements + // @@protoc_insertion_point(message_implements:littlehorse.InlineSchema) + InlineSchemaOrBuilder { +private static final long serialVersionUID = 0L; + // Use InlineSchema.newBuilder() to construct. + private InlineSchema(com.google.protobuf.GeneratedMessageV3.Builder builder) { + super(builder); + } + private InlineSchema() { + fields_ = java.util.Collections.emptyList(); + } + + @java.lang.Override + @SuppressWarnings({"unused"}) + protected java.lang.Object newInstance( + UnusedPrivateParameter unused) { + return new InlineSchema(); + } + + public static final com.google.protobuf.Descriptors.Descriptor + getDescriptor() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineSchema_descriptor; + } + + @java.lang.Override + protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internalGetFieldAccessorTable() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineSchema_fieldAccessorTable + .ensureFieldAccessorsInitialized( + io.littlehorse.sdk.common.proto.InlineSchema.class, io.littlehorse.sdk.common.proto.InlineSchema.Builder.class); + } + + public static final int FIELDS_FIELD_NUMBER = 1; + @SuppressWarnings("serial") + private java.util.List fields_; + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + @java.lang.Override + public java.util.List getFieldsList() { + return fields_; + } + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + @java.lang.Override + public java.util.List + getFieldsOrBuilderList() { + return fields_; + } + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + @java.lang.Override + public int getFieldsCount() { + return fields_.size(); + } + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + @java.lang.Override + public io.littlehorse.sdk.common.proto.SchemaField getFields(int index) { + return fields_.get(index); + } + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + @java.lang.Override + public io.littlehorse.sdk.common.proto.SchemaFieldOrBuilder getFieldsOrBuilder( + int index) { + return fields_.get(index); + } + + private byte memoizedIsInitialized = -1; + @java.lang.Override + public final boolean isInitialized() { + byte isInitialized = memoizedIsInitialized; + if (isInitialized == 1) return true; + if (isInitialized == 0) return false; + + memoizedIsInitialized = 1; + return true; + } + + @java.lang.Override + public void writeTo(com.google.protobuf.CodedOutputStream output) + throws java.io.IOException { + for (int i = 0; i < fields_.size(); i++) { + output.writeMessage(1, fields_.get(i)); + } + getUnknownFields().writeTo(output); + } + + @java.lang.Override + public int getSerializedSize() { + int size = memoizedSize; + if (size != -1) return size; + + size = 0; + for (int i = 0; i < fields_.size(); i++) { + size += com.google.protobuf.CodedOutputStream + .computeMessageSize(1, fields_.get(i)); + } + size += getUnknownFields().getSerializedSize(); + memoizedSize = size; + return size; + } + + @java.lang.Override + public boolean equals(final java.lang.Object obj) { + if (obj == this) { + return true; + } + if (!(obj instanceof io.littlehorse.sdk.common.proto.InlineSchema)) { + return super.equals(obj); + } + io.littlehorse.sdk.common.proto.InlineSchema other = (io.littlehorse.sdk.common.proto.InlineSchema) obj; + + if (!getFieldsList() + .equals(other.getFieldsList())) return false; + if (!getUnknownFields().equals(other.getUnknownFields())) return false; + return true; + } + + @java.lang.Override + public int hashCode() { + if (memoizedHashCode != 0) { + return memoizedHashCode; + } + int hash = 41; + hash = (19 * hash) + getDescriptor().hashCode(); + if (getFieldsCount() > 0) { + hash = (37 * hash) + FIELDS_FIELD_NUMBER; + hash = (53 * hash) + getFieldsList().hashCode(); + } + hash = (29 * hash) + getUnknownFields().hashCode(); + memoizedHashCode = hash; + return hash; + } + + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + java.nio.ByteBuffer data) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + java.nio.ByteBuffer data, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + com.google.protobuf.ByteString data) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + com.google.protobuf.ByteString data, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom(byte[] data) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + byte[] data, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom(java.io.InputStream input) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + java.io.InputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input, extensionRegistry); + } + + public static io.littlehorse.sdk.common.proto.InlineSchema parseDelimitedFrom(java.io.InputStream input) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseDelimitedWithIOException(PARSER, input); + } + + public static io.littlehorse.sdk.common.proto.InlineSchema parseDelimitedFrom( + java.io.InputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseDelimitedWithIOException(PARSER, input, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + com.google.protobuf.CodedInputStream input) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input); + } + public static io.littlehorse.sdk.common.proto.InlineSchema parseFrom( + com.google.protobuf.CodedInputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input, extensionRegistry); + } + + @java.lang.Override + public Builder newBuilderForType() { return newBuilder(); } + public static Builder newBuilder() { + return DEFAULT_INSTANCE.toBuilder(); + } + public static Builder newBuilder(io.littlehorse.sdk.common.proto.InlineSchema prototype) { + return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype); + } + @java.lang.Override + public Builder toBuilder() { + return this == DEFAULT_INSTANCE + ? new Builder() : new Builder().mergeFrom(this); + } + + @java.lang.Override + protected Builder newBuilderForType( + com.google.protobuf.GeneratedMessageV3.BuilderParent parent) { + Builder builder = new Builder(parent); + return builder; + } + /** + * 
+   * An `InlineSchema` is the actual representation of the Schema.
+   *
+ * + * Protobuf type {@code littlehorse.InlineSchema} + */ + public static final class Builder extends + com.google.protobuf.GeneratedMessageV3.Builder implements + // @@protoc_insertion_point(builder_implements:littlehorse.InlineSchema) + io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder { + public static final com.google.protobuf.Descriptors.Descriptor + getDescriptor() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineSchema_descriptor; + } + + @java.lang.Override + protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internalGetFieldAccessorTable() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineSchema_fieldAccessorTable + .ensureFieldAccessorsInitialized( + io.littlehorse.sdk.common.proto.InlineSchema.class, io.littlehorse.sdk.common.proto.InlineSchema.Builder.class); + } + + // Construct using io.littlehorse.sdk.common.proto.InlineSchema.newBuilder() + private Builder() { + + } + + private Builder( + com.google.protobuf.GeneratedMessageV3.BuilderParent parent) { + super(parent); + + } + @java.lang.Override + public Builder clear() { + super.clear(); + bitField0_ = 0; + if (fieldsBuilder_ == null) { + fields_ = java.util.Collections.emptyList(); + } else { + fields_ = null; + fieldsBuilder_.clear(); + } + bitField0_ = (bitField0_ & ~0x00000001); + return this; + } + + @java.lang.Override + public com.google.protobuf.Descriptors.Descriptor + getDescriptorForType() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineSchema_descriptor; + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineSchema getDefaultInstanceForType() { + return io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance(); + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineSchema build() { + io.littlehorse.sdk.common.proto.InlineSchema result = buildPartial(); + if (!result.isInitialized()) { + throw newUninitializedMessageException(result); + } + return result; + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineSchema buildPartial() { + io.littlehorse.sdk.common.proto.InlineSchema result = new io.littlehorse.sdk.common.proto.InlineSchema(this); + buildPartialRepeatedFields(result); + if (bitField0_ != 0) { buildPartial0(result); } + onBuilt(); + return result; + } + + private void buildPartialRepeatedFields(io.littlehorse.sdk.common.proto.InlineSchema result) { + if (fieldsBuilder_ == null) { + if (((bitField0_ & 0x00000001) != 0)) { + fields_ = java.util.Collections.unmodifiableList(fields_); + bitField0_ = (bitField0_ & ~0x00000001); + } + result.fields_ = fields_; + } else { + result.fields_ = fieldsBuilder_.build(); + } + } + + private void buildPartial0(io.littlehorse.sdk.common.proto.InlineSchema result) { + int from_bitField0_ = bitField0_; + } + + @java.lang.Override + public Builder clone() { + return super.clone(); + } + @java.lang.Override + public Builder setField( + com.google.protobuf.Descriptors.FieldDescriptor field, + java.lang.Object value) { + return super.setField(field, value); + } + @java.lang.Override + public Builder clearField( + com.google.protobuf.Descriptors.FieldDescriptor field) { + return super.clearField(field); + } + @java.lang.Override + public Builder clearOneof( + com.google.protobuf.Descriptors.OneofDescriptor oneof) { + return super.clearOneof(oneof); + } + @java.lang.Override + public Builder setRepeatedField( + com.google.protobuf.Descriptors.FieldDescriptor field, + int index, java.lang.Object value) { + return super.setRepeatedField(field, index, value); + } + @java.lang.Override + public Builder addRepeatedField( + com.google.protobuf.Descriptors.FieldDescriptor field, + java.lang.Object value) { + return super.addRepeatedField(field, value); + } + @java.lang.Override + public Builder mergeFrom(com.google.protobuf.Message other) { + if (other instanceof io.littlehorse.sdk.common.proto.InlineSchema) { + return mergeFrom((io.littlehorse.sdk.common.proto.InlineSchema)other); + } else { + super.mergeFrom(other); + return this; + } + } + + public Builder mergeFrom(io.littlehorse.sdk.common.proto.InlineSchema other) { + if (other == io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance()) return this; + if (fieldsBuilder_ == null) { + if (!other.fields_.isEmpty()) { + if (fields_.isEmpty()) { + fields_ = other.fields_; + bitField0_ = (bitField0_ & ~0x00000001); + } else { + ensureFieldsIsMutable(); + fields_.addAll(other.fields_); + } + onChanged(); + } + } else { + if (!other.fields_.isEmpty()) { + if (fieldsBuilder_.isEmpty()) { + fieldsBuilder_.dispose(); + fieldsBuilder_ = null; + fields_ = other.fields_; + bitField0_ = (bitField0_ & ~0x00000001); + fieldsBuilder_ = + com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ? + getFieldsFieldBuilder() : null; + } else { + fieldsBuilder_.addAllMessages(other.fields_); + } + } + } + this.mergeUnknownFields(other.getUnknownFields()); + onChanged(); + return this; + } + + @java.lang.Override + public final boolean isInitialized() { + return true; + } + + @java.lang.Override + public Builder mergeFrom( + com.google.protobuf.CodedInputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + if (extensionRegistry == null) { + throw new java.lang.NullPointerException(); + } + try { + boolean done = false; + while (!done) { + int tag = input.readTag(); + switch (tag) { + case 0: + done = true; + break; + case 10: { + io.littlehorse.sdk.common.proto.SchemaField m = + input.readMessage( + io.littlehorse.sdk.common.proto.SchemaField.parser(), + extensionRegistry); + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.add(m); + } else { + fieldsBuilder_.addMessage(m); + } + break; + } // case 10 + default: { + if (!super.parseUnknownField(input, extensionRegistry, tag)) { + done = true; // was an endgroup tag + } + break; + } // default: + } // switch (tag) + } // while (!done) + } catch (com.google.protobuf.InvalidProtocolBufferException e) { + throw e.unwrapIOException(); + } finally { + onChanged(); + } // finally + return this; + } + private int bitField0_; + + private java.util.List fields_ = + java.util.Collections.emptyList(); + private void ensureFieldsIsMutable() { + if (!((bitField0_ & 0x00000001) != 0)) { + fields_ = new java.util.ArrayList(fields_); + bitField0_ |= 0x00000001; + } + } + + private com.google.protobuf.RepeatedFieldBuilderV3< + io.littlehorse.sdk.common.proto.SchemaField, io.littlehorse.sdk.common.proto.SchemaField.Builder, io.littlehorse.sdk.common.proto.SchemaFieldOrBuilder> fieldsBuilder_; + + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public java.util.List getFieldsList() { + if (fieldsBuilder_ == null) { + return java.util.Collections.unmodifiableList(fields_); + } else { + return fieldsBuilder_.getMessageList(); + } + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public int getFieldsCount() { + if (fieldsBuilder_ == null) { + return fields_.size(); + } else { + return fieldsBuilder_.getCount(); + } + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public io.littlehorse.sdk.common.proto.SchemaField getFields(int index) { + if (fieldsBuilder_ == null) { + return fields_.get(index); + } else { + return fieldsBuilder_.getMessage(index); + } + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder setFields( + int index, io.littlehorse.sdk.common.proto.SchemaField value) { + if (fieldsBuilder_ == null) { + if (value == null) { + throw new NullPointerException(); + } + ensureFieldsIsMutable(); + fields_.set(index, value); + onChanged(); + } else { + fieldsBuilder_.setMessage(index, value); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder setFields( + int index, io.littlehorse.sdk.common.proto.SchemaField.Builder builderForValue) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.set(index, builderForValue.build()); + onChanged(); + } else { + fieldsBuilder_.setMessage(index, builderForValue.build()); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder addFields(io.littlehorse.sdk.common.proto.SchemaField value) { + if (fieldsBuilder_ == null) { + if (value == null) { + throw new NullPointerException(); + } + ensureFieldsIsMutable(); + fields_.add(value); + onChanged(); + } else { + fieldsBuilder_.addMessage(value); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder addFields( + int index, io.littlehorse.sdk.common.proto.SchemaField value) { + if (fieldsBuilder_ == null) { + if (value == null) { + throw new NullPointerException(); + } + ensureFieldsIsMutable(); + fields_.add(index, value); + onChanged(); + } else { + fieldsBuilder_.addMessage(index, value); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder addFields( + io.littlehorse.sdk.common.proto.SchemaField.Builder builderForValue) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.add(builderForValue.build()); + onChanged(); + } else { + fieldsBuilder_.addMessage(builderForValue.build()); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder addFields( + int index, io.littlehorse.sdk.common.proto.SchemaField.Builder builderForValue) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.add(index, builderForValue.build()); + onChanged(); + } else { + fieldsBuilder_.addMessage(index, builderForValue.build()); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder addAllFields( + java.lang.Iterable values) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + com.google.protobuf.AbstractMessageLite.Builder.addAll( + values, fields_); + onChanged(); + } else { + fieldsBuilder_.addAllMessages(values); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder clearFields() { + if (fieldsBuilder_ == null) { + fields_ = java.util.Collections.emptyList(); + bitField0_ = (bitField0_ & ~0x00000001); + onChanged(); + } else { + fieldsBuilder_.clear(); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public Builder removeFields(int index) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.remove(index); + onChanged(); + } else { + fieldsBuilder_.remove(index); + } + return this; + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public io.littlehorse.sdk.common.proto.SchemaField.Builder getFieldsBuilder( + int index) { + return getFieldsFieldBuilder().getBuilder(index); + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public io.littlehorse.sdk.common.proto.SchemaFieldOrBuilder getFieldsOrBuilder( + int index) { + if (fieldsBuilder_ == null) { + return fields_.get(index); } else { + return fieldsBuilder_.getMessageOrBuilder(index); + } + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public java.util.List + getFieldsOrBuilderList() { + if (fieldsBuilder_ != null) { + return fieldsBuilder_.getMessageOrBuilderList(); + } else { + return java.util.Collections.unmodifiableList(fields_); + } + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public io.littlehorse.sdk.common.proto.SchemaField.Builder addFieldsBuilder() { + return getFieldsFieldBuilder().addBuilder( + io.littlehorse.sdk.common.proto.SchemaField.getDefaultInstance()); + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public io.littlehorse.sdk.common.proto.SchemaField.Builder addFieldsBuilder( + int index) { + return getFieldsFieldBuilder().addBuilder( + index, io.littlehorse.sdk.common.proto.SchemaField.getDefaultInstance()); + } + /** + * 
+     * The fields in this schema.
+     *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + public java.util.List + getFieldsBuilderList() { + return getFieldsFieldBuilder().getBuilderList(); + } + private com.google.protobuf.RepeatedFieldBuilderV3< + io.littlehorse.sdk.common.proto.SchemaField, io.littlehorse.sdk.common.proto.SchemaField.Builder, io.littlehorse.sdk.common.proto.SchemaFieldOrBuilder> + getFieldsFieldBuilder() { + if (fieldsBuilder_ == null) { + fieldsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3< + io.littlehorse.sdk.common.proto.SchemaField, io.littlehorse.sdk.common.proto.SchemaField.Builder, io.littlehorse.sdk.common.proto.SchemaFieldOrBuilder>( + fields_, + ((bitField0_ & 0x00000001) != 0), + getParentForChildren(), + isClean()); + fields_ = null; + } + return fieldsBuilder_; + } + @java.lang.Override + public final Builder setUnknownFields( + final com.google.protobuf.UnknownFieldSet unknownFields) { + return super.setUnknownFields(unknownFields); + } + + @java.lang.Override + public final Builder mergeUnknownFields( + final com.google.protobuf.UnknownFieldSet unknownFields) { + return super.mergeUnknownFields(unknownFields); + } + + + // @@protoc_insertion_point(builder_scope:littlehorse.InlineSchema) + } + + // @@protoc_insertion_point(class_scope:littlehorse.InlineSchema) + private static final io.littlehorse.sdk.common.proto.InlineSchema DEFAULT_INSTANCE; + static { + DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.InlineSchema(); + } + + public static io.littlehorse.sdk.common.proto.InlineSchema getDefaultInstance() { + return DEFAULT_INSTANCE; + } + + private static final com.google.protobuf.Parser + PARSER = new com.google.protobuf.AbstractParser() { + @java.lang.Override + public InlineSchema parsePartialFrom( + com.google.protobuf.CodedInputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + Builder builder = newBuilder(); + try { + builder.mergeFrom(input, extensionRegistry); + } catch (com.google.protobuf.InvalidProtocolBufferException e) { + throw e.setUnfinishedMessage(builder.buildPartial()); + } catch (com.google.protobuf.UninitializedMessageException e) { + throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial()); + } catch (java.io.IOException e) { + throw new com.google.protobuf.InvalidProtocolBufferException(e) + .setUnfinishedMessage(builder.buildPartial()); + } + return builder.buildPartial(); + } + }; + + public static com.google.protobuf.Parser parser() { + return PARSER; + } + + @java.lang.Override + public com.google.protobuf.Parser getParserForType() { + return PARSER; + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineSchema getDefaultInstanceForType() { + return DEFAULT_INSTANCE; + } + +} + diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineSchemaOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineSchemaOrBuilder.java new file mode 100644 index 000000000..b33f39245 --- /dev/null +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineSchemaOrBuilder.java @@ -0,0 +1,53 @@ +// Generated by the protocol buffer compiler. DO NOT EDIT! +// source: variable.proto + +package io.littlehorse.sdk.common.proto; + +public interface InlineSchemaOrBuilder extends + // @@protoc_insertion_point(interface_extends:littlehorse.InlineSchema) + com.google.protobuf.MessageOrBuilder { + + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + java.util.List + getFieldsList(); + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + io.littlehorse.sdk.common.proto.SchemaField getFields(int index); + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + int getFieldsCount(); + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + java.util.List + getFieldsOrBuilderList(); + /** + * 
+   * The fields in this schema.
+   *
+ * + * repeated .littlehorse.SchemaField fields = 1; + */ + io.littlehorse.sdk.common.proto.SchemaFieldOrBuilder getFieldsOrBuilder( + int index); +} diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineStruct.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineStruct.java new file mode 100644 index 000000000..bde3af016 --- /dev/null +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineStruct.java @@ -0,0 +1,859 @@ +// Generated by the protocol buffer compiler. DO NOT EDIT! +// source: variable.proto + +package io.littlehorse.sdk.common.proto; + +/** + * 
+ * An `InlineStruct` is a pre-validated set of fields that are part of a `Struct`.
+ *
+ * + * Protobuf type {@code littlehorse.InlineStruct} + */ +public final class InlineStruct extends + com.google.protobuf.GeneratedMessageV3 implements + // @@protoc_insertion_point(message_implements:littlehorse.InlineStruct) + InlineStructOrBuilder { +private static final long serialVersionUID = 0L; + // Use InlineStruct.newBuilder() to construct. + private InlineStruct(com.google.protobuf.GeneratedMessageV3.Builder builder) { + super(builder); + } + private InlineStruct() { + fields_ = java.util.Collections.emptyList(); + } + + @java.lang.Override + @SuppressWarnings({"unused"}) + protected java.lang.Object newInstance( + UnusedPrivateParameter unused) { + return new InlineStruct(); + } + + public static final com.google.protobuf.Descriptors.Descriptor + getDescriptor() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineStruct_descriptor; + } + + @java.lang.Override + protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internalGetFieldAccessorTable() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineStruct_fieldAccessorTable + .ensureFieldAccessorsInitialized( + io.littlehorse.sdk.common.proto.InlineStruct.class, io.littlehorse.sdk.common.proto.InlineStruct.Builder.class); + } + + public static final int FIELDS_FIELD_NUMBER = 1; + @SuppressWarnings("serial") + private java.util.List fields_; + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + @java.lang.Override + public java.util.List getFieldsList() { + return fields_; + } + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + @java.lang.Override + public java.util.List + getFieldsOrBuilderList() { + return fields_; + } + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + @java.lang.Override + public int getFieldsCount() { + return fields_.size(); + } + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + @java.lang.Override + public io.littlehorse.sdk.common.proto.StructField getFields(int index) { + return fields_.get(index); + } + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + @java.lang.Override + public io.littlehorse.sdk.common.proto.StructFieldOrBuilder getFieldsOrBuilder( + int index) { + return fields_.get(index); + } + + private byte memoizedIsInitialized = -1; + @java.lang.Override + public final boolean isInitialized() { + byte isInitialized = memoizedIsInitialized; + if (isInitialized == 1) return true; + if (isInitialized == 0) return false; + + memoizedIsInitialized = 1; + return true; + } + + @java.lang.Override + public void writeTo(com.google.protobuf.CodedOutputStream output) + throws java.io.IOException { + for (int i = 0; i < fields_.size(); i++) { + output.writeMessage(1, fields_.get(i)); + } + getUnknownFields().writeTo(output); + } + + @java.lang.Override + public int getSerializedSize() { + int size = memoizedSize; + if (size != -1) return size; + + size = 0; + for (int i = 0; i < fields_.size(); i++) { + size += com.google.protobuf.CodedOutputStream + .computeMessageSize(1, fields_.get(i)); + } + size += getUnknownFields().getSerializedSize(); + memoizedSize = size; + return size; + } + + @java.lang.Override + public boolean equals(final java.lang.Object obj) { + if (obj == this) { + return true; + } + if (!(obj instanceof io.littlehorse.sdk.common.proto.InlineStruct)) { + return super.equals(obj); + } + io.littlehorse.sdk.common.proto.InlineStruct other = (io.littlehorse.sdk.common.proto.InlineStruct) obj; + + if (!getFieldsList() + .equals(other.getFieldsList())) return false; + if (!getUnknownFields().equals(other.getUnknownFields())) return false; + return true; + } + + @java.lang.Override + public int hashCode() { + if (memoizedHashCode != 0) { + return memoizedHashCode; + } + int hash = 41; + hash = (19 * hash) + getDescriptor().hashCode(); + if (getFieldsCount() > 0) { + hash = (37 * hash) + FIELDS_FIELD_NUMBER; + hash = (53 * hash) + getFieldsList().hashCode(); + } + hash = (29 * hash) + getUnknownFields().hashCode(); + memoizedHashCode = hash; + return hash; + } + + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + java.nio.ByteBuffer data) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + java.nio.ByteBuffer data, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + com.google.protobuf.ByteString data) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + com.google.protobuf.ByteString data, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom(byte[] data) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + byte[] data, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + return PARSER.parseFrom(data, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom(java.io.InputStream input) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + java.io.InputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input, extensionRegistry); + } + + public static io.littlehorse.sdk.common.proto.InlineStruct parseDelimitedFrom(java.io.InputStream input) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseDelimitedWithIOException(PARSER, input); + } + + public static io.littlehorse.sdk.common.proto.InlineStruct parseDelimitedFrom( + java.io.InputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseDelimitedWithIOException(PARSER, input, extensionRegistry); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + com.google.protobuf.CodedInputStream input) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input); + } + public static io.littlehorse.sdk.common.proto.InlineStruct parseFrom( + com.google.protobuf.CodedInputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + return com.google.protobuf.GeneratedMessageV3 + .parseWithIOException(PARSER, input, extensionRegistry); + } + + @java.lang.Override + public Builder newBuilderForType() { return newBuilder(); } + public static Builder newBuilder() { + return DEFAULT_INSTANCE.toBuilder(); + } + public static Builder newBuilder(io.littlehorse.sdk.common.proto.InlineStruct prototype) { + return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype); + } + @java.lang.Override + public Builder toBuilder() { + return this == DEFAULT_INSTANCE + ? new Builder() : new Builder().mergeFrom(this); + } + + @java.lang.Override + protected Builder newBuilderForType( + com.google.protobuf.GeneratedMessageV3.BuilderParent parent) { + Builder builder = new Builder(parent); + return builder; + } + /** + * 
+   * An `InlineStruct` is a pre-validated set of fields that are part of a `Struct`.
+   *
+ * + * Protobuf type {@code littlehorse.InlineStruct} + */ + public static final class Builder extends + com.google.protobuf.GeneratedMessageV3.Builder implements + // @@protoc_insertion_point(builder_implements:littlehorse.InlineStruct) + io.littlehorse.sdk.common.proto.InlineStructOrBuilder { + public static final com.google.protobuf.Descriptors.Descriptor + getDescriptor() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineStruct_descriptor; + } + + @java.lang.Override + protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internalGetFieldAccessorTable() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineStruct_fieldAccessorTable + .ensureFieldAccessorsInitialized( + io.littlehorse.sdk.common.proto.InlineStruct.class, io.littlehorse.sdk.common.proto.InlineStruct.Builder.class); + } + + // Construct using io.littlehorse.sdk.common.proto.InlineStruct.newBuilder() + private Builder() { + + } + + private Builder( + com.google.protobuf.GeneratedMessageV3.BuilderParent parent) { + super(parent); + + } + @java.lang.Override + public Builder clear() { + super.clear(); + bitField0_ = 0; + if (fieldsBuilder_ == null) { + fields_ = java.util.Collections.emptyList(); + } else { + fields_ = null; + fieldsBuilder_.clear(); + } + bitField0_ = (bitField0_ & ~0x00000001); + return this; + } + + @java.lang.Override + public com.google.protobuf.Descriptors.Descriptor + getDescriptorForType() { + return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_InlineStruct_descriptor; + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineStruct getDefaultInstanceForType() { + return io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance(); + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineStruct build() { + io.littlehorse.sdk.common.proto.InlineStruct result = buildPartial(); + if (!result.isInitialized()) { + throw newUninitializedMessageException(result); + } + return result; + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineStruct buildPartial() { + io.littlehorse.sdk.common.proto.InlineStruct result = new io.littlehorse.sdk.common.proto.InlineStruct(this); + buildPartialRepeatedFields(result); + if (bitField0_ != 0) { buildPartial0(result); } + onBuilt(); + return result; + } + + private void buildPartialRepeatedFields(io.littlehorse.sdk.common.proto.InlineStruct result) { + if (fieldsBuilder_ == null) { + if (((bitField0_ & 0x00000001) != 0)) { + fields_ = java.util.Collections.unmodifiableList(fields_); + bitField0_ = (bitField0_ & ~0x00000001); + } + result.fields_ = fields_; + } else { + result.fields_ = fieldsBuilder_.build(); + } + } + + private void buildPartial0(io.littlehorse.sdk.common.proto.InlineStruct result) { + int from_bitField0_ = bitField0_; + } + + @java.lang.Override + public Builder clone() { + return super.clone(); + } + @java.lang.Override + public Builder setField( + com.google.protobuf.Descriptors.FieldDescriptor field, + java.lang.Object value) { + return super.setField(field, value); + } + @java.lang.Override + public Builder clearField( + com.google.protobuf.Descriptors.FieldDescriptor field) { + return super.clearField(field); + } + @java.lang.Override + public Builder clearOneof( + com.google.protobuf.Descriptors.OneofDescriptor oneof) { + return super.clearOneof(oneof); + } + @java.lang.Override + public Builder setRepeatedField( + com.google.protobuf.Descriptors.FieldDescriptor field, + int index, java.lang.Object value) { + return super.setRepeatedField(field, index, value); + } + @java.lang.Override + public Builder addRepeatedField( + com.google.protobuf.Descriptors.FieldDescriptor field, + java.lang.Object value) { + return super.addRepeatedField(field, value); + } + @java.lang.Override + public Builder mergeFrom(com.google.protobuf.Message other) { + if (other instanceof io.littlehorse.sdk.common.proto.InlineStruct) { + return mergeFrom((io.littlehorse.sdk.common.proto.InlineStruct)other); + } else { + super.mergeFrom(other); + return this; + } + } + + public Builder mergeFrom(io.littlehorse.sdk.common.proto.InlineStruct other) { + if (other == io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance()) return this; + if (fieldsBuilder_ == null) { + if (!other.fields_.isEmpty()) { + if (fields_.isEmpty()) { + fields_ = other.fields_; + bitField0_ = (bitField0_ & ~0x00000001); + } else { + ensureFieldsIsMutable(); + fields_.addAll(other.fields_); + } + onChanged(); + } + } else { + if (!other.fields_.isEmpty()) { + if (fieldsBuilder_.isEmpty()) { + fieldsBuilder_.dispose(); + fieldsBuilder_ = null; + fields_ = other.fields_; + bitField0_ = (bitField0_ & ~0x00000001); + fieldsBuilder_ = + com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ? + getFieldsFieldBuilder() : null; + } else { + fieldsBuilder_.addAllMessages(other.fields_); + } + } + } + this.mergeUnknownFields(other.getUnknownFields()); + onChanged(); + return this; + } + + @java.lang.Override + public final boolean isInitialized() { + return true; + } + + @java.lang.Override + public Builder mergeFrom( + com.google.protobuf.CodedInputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws java.io.IOException { + if (extensionRegistry == null) { + throw new java.lang.NullPointerException(); + } + try { + boolean done = false; + while (!done) { + int tag = input.readTag(); + switch (tag) { + case 0: + done = true; + break; + case 10: { + io.littlehorse.sdk.common.proto.StructField m = + input.readMessage( + io.littlehorse.sdk.common.proto.StructField.parser(), + extensionRegistry); + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.add(m); + } else { + fieldsBuilder_.addMessage(m); + } + break; + } // case 10 + default: { + if (!super.parseUnknownField(input, extensionRegistry, tag)) { + done = true; // was an endgroup tag + } + break; + } // default: + } // switch (tag) + } // while (!done) + } catch (com.google.protobuf.InvalidProtocolBufferException e) { + throw e.unwrapIOException(); + } finally { + onChanged(); + } // finally + return this; + } + private int bitField0_; + + private java.util.List fields_ = + java.util.Collections.emptyList(); + private void ensureFieldsIsMutable() { + if (!((bitField0_ & 0x00000001) != 0)) { + fields_ = new java.util.ArrayList(fields_); + bitField0_ |= 0x00000001; + } + } + + private com.google.protobuf.RepeatedFieldBuilderV3< + io.littlehorse.sdk.common.proto.StructField, io.littlehorse.sdk.common.proto.StructField.Builder, io.littlehorse.sdk.common.proto.StructFieldOrBuilder> fieldsBuilder_; + + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public java.util.List getFieldsList() { + if (fieldsBuilder_ == null) { + return java.util.Collections.unmodifiableList(fields_); + } else { + return fieldsBuilder_.getMessageList(); + } + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public int getFieldsCount() { + if (fieldsBuilder_ == null) { + return fields_.size(); + } else { + return fieldsBuilder_.getCount(); + } + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public io.littlehorse.sdk.common.proto.StructField getFields(int index) { + if (fieldsBuilder_ == null) { + return fields_.get(index); + } else { + return fieldsBuilder_.getMessage(index); + } + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder setFields( + int index, io.littlehorse.sdk.common.proto.StructField value) { + if (fieldsBuilder_ == null) { + if (value == null) { + throw new NullPointerException(); + } + ensureFieldsIsMutable(); + fields_.set(index, value); + onChanged(); + } else { + fieldsBuilder_.setMessage(index, value); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder setFields( + int index, io.littlehorse.sdk.common.proto.StructField.Builder builderForValue) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.set(index, builderForValue.build()); + onChanged(); + } else { + fieldsBuilder_.setMessage(index, builderForValue.build()); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder addFields(io.littlehorse.sdk.common.proto.StructField value) { + if (fieldsBuilder_ == null) { + if (value == null) { + throw new NullPointerException(); + } + ensureFieldsIsMutable(); + fields_.add(value); + onChanged(); + } else { + fieldsBuilder_.addMessage(value); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder addFields( + int index, io.littlehorse.sdk.common.proto.StructField value) { + if (fieldsBuilder_ == null) { + if (value == null) { + throw new NullPointerException(); + } + ensureFieldsIsMutable(); + fields_.add(index, value); + onChanged(); + } else { + fieldsBuilder_.addMessage(index, value); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder addFields( + io.littlehorse.sdk.common.proto.StructField.Builder builderForValue) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.add(builderForValue.build()); + onChanged(); + } else { + fieldsBuilder_.addMessage(builderForValue.build()); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder addFields( + int index, io.littlehorse.sdk.common.proto.StructField.Builder builderForValue) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.add(index, builderForValue.build()); + onChanged(); + } else { + fieldsBuilder_.addMessage(index, builderForValue.build()); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder addAllFields( + java.lang.Iterable values) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + com.google.protobuf.AbstractMessageLite.Builder.addAll( + values, fields_); + onChanged(); + } else { + fieldsBuilder_.addAllMessages(values); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder clearFields() { + if (fieldsBuilder_ == null) { + fields_ = java.util.Collections.emptyList(); + bitField0_ = (bitField0_ & ~0x00000001); + onChanged(); + } else { + fieldsBuilder_.clear(); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public Builder removeFields(int index) { + if (fieldsBuilder_ == null) { + ensureFieldsIsMutable(); + fields_.remove(index); + onChanged(); + } else { + fieldsBuilder_.remove(index); + } + return this; + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public io.littlehorse.sdk.common.proto.StructField.Builder getFieldsBuilder( + int index) { + return getFieldsFieldBuilder().getBuilder(index); + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public io.littlehorse.sdk.common.proto.StructFieldOrBuilder getFieldsOrBuilder( + int index) { + if (fieldsBuilder_ == null) { + return fields_.get(index); } else { + return fieldsBuilder_.getMessageOrBuilder(index); + } + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public java.util.List + getFieldsOrBuilderList() { + if (fieldsBuilder_ != null) { + return fieldsBuilder_.getMessageOrBuilderList(); + } else { + return java.util.Collections.unmodifiableList(fields_); + } + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public io.littlehorse.sdk.common.proto.StructField.Builder addFieldsBuilder() { + return getFieldsFieldBuilder().addBuilder( + io.littlehorse.sdk.common.proto.StructField.getDefaultInstance()); + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public io.littlehorse.sdk.common.proto.StructField.Builder addFieldsBuilder( + int index) { + return getFieldsFieldBuilder().addBuilder( + index, io.littlehorse.sdk.common.proto.StructField.getDefaultInstance()); + } + /** + * 
+     * The fields in the inline struct.
+     *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + public java.util.List + getFieldsBuilderList() { + return getFieldsFieldBuilder().getBuilderList(); + } + private com.google.protobuf.RepeatedFieldBuilderV3< + io.littlehorse.sdk.common.proto.StructField, io.littlehorse.sdk.common.proto.StructField.Builder, io.littlehorse.sdk.common.proto.StructFieldOrBuilder> + getFieldsFieldBuilder() { + if (fieldsBuilder_ == null) { + fieldsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3< + io.littlehorse.sdk.common.proto.StructField, io.littlehorse.sdk.common.proto.StructField.Builder, io.littlehorse.sdk.common.proto.StructFieldOrBuilder>( + fields_, + ((bitField0_ & 0x00000001) != 0), + getParentForChildren(), + isClean()); + fields_ = null; + } + return fieldsBuilder_; + } + @java.lang.Override + public final Builder setUnknownFields( + final com.google.protobuf.UnknownFieldSet unknownFields) { + return super.setUnknownFields(unknownFields); + } + + @java.lang.Override + public final Builder mergeUnknownFields( + final com.google.protobuf.UnknownFieldSet unknownFields) { + return super.mergeUnknownFields(unknownFields); + } + + + // @@protoc_insertion_point(builder_scope:littlehorse.InlineStruct) + } + + // @@protoc_insertion_point(class_scope:littlehorse.InlineStruct) + private static final io.littlehorse.sdk.common.proto.InlineStruct DEFAULT_INSTANCE; + static { + DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.InlineStruct(); + } + + public static io.littlehorse.sdk.common.proto.InlineStruct getDefaultInstance() { + return DEFAULT_INSTANCE; + } + + private static final com.google.protobuf.Parser + PARSER = new com.google.protobuf.AbstractParser() { + @java.lang.Override + public InlineStruct parsePartialFrom( + com.google.protobuf.CodedInputStream input, + com.google.protobuf.ExtensionRegistryLite extensionRegistry) + throws com.google.protobuf.InvalidProtocolBufferException { + Builder builder = newBuilder(); + try { + builder.mergeFrom(input, extensionRegistry); + } catch (com.google.protobuf.InvalidProtocolBufferException e) { + throw e.setUnfinishedMessage(builder.buildPartial()); + } catch (com.google.protobuf.UninitializedMessageException e) { + throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial()); + } catch (java.io.IOException e) { + throw new com.google.protobuf.InvalidProtocolBufferException(e) + .setUnfinishedMessage(builder.buildPartial()); + } + return builder.buildPartial(); + } + }; + + public static com.google.protobuf.Parser parser() { + return PARSER; + } + + @java.lang.Override + public com.google.protobuf.Parser getParserForType() { + return PARSER; + } + + @java.lang.Override + public io.littlehorse.sdk.common.proto.InlineStruct getDefaultInstanceForType() { + return DEFAULT_INSTANCE; + } + +} + diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineStructOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineStructOrBuilder.java new file mode 100644 index 000000000..b5d7cfd58 --- /dev/null +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/InlineStructOrBuilder.java @@ -0,0 +1,53 @@ +// Generated by the protocol buffer compiler. DO NOT EDIT! +// source: variable.proto + +package io.littlehorse.sdk.common.proto; + +public interface InlineStructOrBuilder extends + // @@protoc_insertion_point(interface_extends:littlehorse.InlineStruct) + com.google.protobuf.MessageOrBuilder { + + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + java.util.List + getFieldsList(); + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + io.littlehorse.sdk.common.proto.StructField getFields(int index); + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + int getFieldsCount(); + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + java.util.List + getFieldsOrBuilderList(); + /** + * 
+   * The fields in the inline struct.
+   *
+ * + * repeated .littlehorse.StructField fields = 1; + */ + io.littlehorse.sdk.common.proto.StructFieldOrBuilder getFieldsOrBuilder( + int index); +} diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndex.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndex.java index 554e62920..ca41fd65e 100644 --- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndex.java +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndex.java @@ -101,7 +101,7 @@ public java.lang.String getFieldPath() { * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @return The enum numeric value on the wire for fieldType. */ @java.lang.Override public int getFieldTypeValue() { @@ -112,12 +112,12 @@ public java.lang.String getFieldPath() { * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @return The fieldType. */ - @java.lang.Override public io.littlehorse.sdk.common.proto.VariableType getFieldType() { - io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(fieldType_); - return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result; + @java.lang.Override public io.littlehorse.sdk.common.proto.PrimitiveType getFieldType() { + io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(fieldType_); + return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result; } private byte memoizedIsInitialized = -1; @@ -137,7 +137,7 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(fieldPath_)) { com.google.protobuf.GeneratedMessageV3.writeString(output, 1, fieldPath_); } - if (fieldType_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) { + if (fieldType_ != io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ.getNumber()) { output.writeEnum(2, fieldType_); } getUnknownFields().writeTo(output); @@ -152,7 +152,7 @@ public int getSerializedSize() { if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(fieldPath_)) { size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, fieldPath_); } - if (fieldType_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) { + if (fieldType_ != io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ.getNumber()) { size += com.google.protobuf.CodedOutputStream .computeEnumSize(2, fieldType_); } @@ -576,7 +576,7 @@ public Builder setFieldPathBytes( * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @return The enum numeric value on the wire for fieldType. */ @java.lang.Override public int getFieldTypeValue() { @@ -587,7 +587,7 @@ public Builder setFieldPathBytes( * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @param value The enum numeric value on the wire for fieldType to set. * @return This builder for chaining. */ @@ -602,24 +602,24 @@ public Builder setFieldTypeValue(int value) { * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @return The fieldType. */ @java.lang.Override - public io.littlehorse.sdk.common.proto.VariableType getFieldType() { - io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(fieldType_); - return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result; + public io.littlehorse.sdk.common.proto.PrimitiveType getFieldType() { + io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(fieldType_); + return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result; } /** * 
      * Is the type of the field we are indexing.
      *
* - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @param value The fieldType to set. * @return This builder for chaining. */ - public Builder setFieldType(io.littlehorse.sdk.common.proto.VariableType value) { + public Builder setFieldType(io.littlehorse.sdk.common.proto.PrimitiveType value) { if (value == null) { throw new NullPointerException(); } @@ -633,7 +633,7 @@ public Builder setFieldType(io.littlehorse.sdk.common.proto.VariableType value) * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @return This builder for chaining. */ public Builder clearFieldType() { diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndexOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndexOrBuilder.java index 72c47a7ba..4b47f43b2 100644 --- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndexOrBuilder.java +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/JsonIndexOrBuilder.java @@ -34,7 +34,7 @@ public interface JsonIndexOrBuilder extends * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @return The enum numeric value on the wire for fieldType. */ int getFieldTypeValue(); @@ -43,8 +43,8 @@ public interface JsonIndexOrBuilder extends * Is the type of the field we are indexing. * * - * .littlehorse.VariableType field_type = 2; + * .littlehorse.PrimitiveType field_type = 2; * @return The fieldType. */ - io.littlehorse.sdk.common.proto.VariableType getFieldType(); + io.littlehorse.sdk.common.proto.PrimitiveType getFieldType(); } diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/ObjectId.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/ObjectId.java index 1f1a04b50..915b86f9e 100644 --- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/ObjectId.java +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/ObjectId.java @@ -39,6 +39,11 @@ public static void registerAllExtensions( static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable internal_static_littlehorse_WorkflowEventDefId_fieldAccessorTable; + static final com.google.protobuf.Descriptors.Descriptor + internal_static_littlehorse_SchemaId_descriptor; + static final + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internal_static_littlehorse_SchemaId_fieldAccessorTable; static final com.google.protobuf.Descriptors.Descriptor internal_static_littlehorse_TaskWorkerGroupId_descriptor; static final @@ -120,39 +125,40 @@ public static void registerAllExtensions( "fId\022\014\n\004name\030\001 \001(\t\"\"\n\022ExternalEventDefId\022" + "\014\n\004name\030\001 \001(\t\".\n\rUserTaskDefId\022\014\n\004name\030\001" + " \001(\t\022\017\n\007version\030\002 \001(\005\"\"\n\022WorkflowEventDe" + - "fId\022\014\n\004name\030\001 \001(\t\"@\n\021TaskWorkerGroupId\022+" + - "\n\013task_def_id\030\001 \001(\0132\026.littlehorse.TaskDe" + - "fId\"^\n\nVariableId\022\'\n\twf_run_id\030\001 \001(\0132\024.l" + - "ittlehorse.WfRunId\022\031\n\021thread_run_number\030" + - "\002 \001(\005\022\014\n\004name\030\003 \001(\t\"\210\001\n\017ExternalEventId\022" + - "\'\n\twf_run_id\030\001 \001(\0132\024.littlehorse.WfRunId" + - "\022>\n\025external_event_def_id\030\002 \001(\0132\037.little" + - "horse.ExternalEventDefId\022\014\n\004guid\030\003 \001(\t\"_" + - "\n\007WfRunId\022\n\n\002id\030\001 \001(\t\0223\n\020parent_wf_run_i" + - "d\030\002 \001(\0132\024.littlehorse.WfRunIdH\000\210\001\001B\023\n\021_p" + - "arent_wf_run_id\"a\n\tNodeRunId\022\'\n\twf_run_i" + - "d\030\001 \001(\0132\024.littlehorse.WfRunId\022\031\n\021thread_" + - "run_number\030\002 \001(\005\022\020\n\010position\030\003 \001(\005\"\212\001\n\017W" + - "orkflowEventId\022\'\n\twf_run_id\030\001 \001(\0132\024.litt" + - "lehorse.WfRunId\022>\n\025workflow_event_def_id" + - "\030\002 \001(\0132\037.littlehorse.WorkflowEventDefId\022" + - "\016\n\006number\030\003 \001(\005\"G\n\tTaskRunId\022\'\n\twf_run_i" + - "d\030\001 \001(\0132\024.littlehorse.WfRunId\022\021\n\ttask_gu" + - "id\030\002 \001(\t\"P\n\rUserTaskRunId\022\'\n\twf_run_id\030\001" + - " \001(\0132\024.littlehorse.WfRunId\022\026\n\016user_task_" + - "guid\030\002 \001(\t\"\250\001\n\020TaskDefMetricsId\0220\n\014windo" + - "w_start\030\001 \001(\0132\032.google.protobuf.Timestam" + - "p\0225\n\013window_type\030\002 \001(\0162 .littlehorse.Met" + - "ricsWindowLength\022+\n\013task_def_id\030\003 \001(\0132\026." + - "littlehorse.TaskDefId\"\245\001\n\017WfSpecMetricsI" + - "d\0220\n\014window_start\030\001 \001(\0132\032.google.protobu" + - "f.Timestamp\0225\n\013window_type\030\002 \001(\0162 .littl" + - "ehorse.MetricsWindowLength\022)\n\nwf_spec_id" + - "\030\003 \001(\0132\025.littlehorse.WfSpecId\"\031\n\013Princip" + - "alId\022\n\n\002id\030\001 \001(\t\"\026\n\010TenantId\022\n\n\002id\030\001 \001(\t" + - "\"\036\n\020ScheduledWfRunId\022\n\n\002id\030\001 \001(\tBI\n\037io.l" + - "ittlehorse.sdk.common.protoP\001Z\t.;lhproto" + - "\252\002\030LittleHorse.Common.Protob\006proto3" + "fId\022\014\n\004name\030\001 \001(\t\")\n\010SchemaId\022\014\n\004name\030\001 " + + "\001(\t\022\017\n\007version\030\002 \001(\005\"@\n\021TaskWorkerGroupI" + + "d\022+\n\013task_def_id\030\001 \001(\0132\026.littlehorse.Tas" + + "kDefId\"^\n\nVariableId\022\'\n\twf_run_id\030\001 \001(\0132" + + "\024.littlehorse.WfRunId\022\031\n\021thread_run_numb" + + "er\030\002 \001(\005\022\014\n\004name\030\003 \001(\t\"\210\001\n\017ExternalEvent" + + "Id\022\'\n\twf_run_id\030\001 \001(\0132\024.littlehorse.WfRu" + + "nId\022>\n\025external_event_def_id\030\002 \001(\0132\037.lit" + + "tlehorse.ExternalEventDefId\022\014\n\004guid\030\003 \001(" + + "\t\"_\n\007WfRunId\022\n\n\002id\030\001 \001(\t\0223\n\020parent_wf_ru" + + "n_id\030\002 \001(\0132\024.littlehorse.WfRunIdH\000\210\001\001B\023\n" + + "\021_parent_wf_run_id\"a\n\tNodeRunId\022\'\n\twf_ru" + + "n_id\030\001 \001(\0132\024.littlehorse.WfRunId\022\031\n\021thre" + + "ad_run_number\030\002 \001(\005\022\020\n\010position\030\003 \001(\005\"\212\001" + + "\n\017WorkflowEventId\022\'\n\twf_run_id\030\001 \001(\0132\024.l" + + "ittlehorse.WfRunId\022>\n\025workflow_event_def" + + "_id\030\002 \001(\0132\037.littlehorse.WorkflowEventDef" + + "Id\022\016\n\006number\030\003 \001(\005\"G\n\tTaskRunId\022\'\n\twf_ru" + + "n_id\030\001 \001(\0132\024.littlehorse.WfRunId\022\021\n\ttask" + + "_guid\030\002 \001(\t\"P\n\rUserTaskRunId\022\'\n\twf_run_i" + + "d\030\001 \001(\0132\024.littlehorse.WfRunId\022\026\n\016user_ta" + + "sk_guid\030\002 \001(\t\"\250\001\n\020TaskDefMetricsId\0220\n\014wi" + + "ndow_start\030\001 \001(\0132\032.google.protobuf.Times" + + "tamp\0225\n\013window_type\030\002 \001(\0162 .littlehorse." + + "MetricsWindowLength\022+\n\013task_def_id\030\003 \001(\013" + + "2\026.littlehorse.TaskDefId\"\245\001\n\017WfSpecMetri" + + "csId\0220\n\014window_start\030\001 \001(\0132\032.google.prot" + + "obuf.Timestamp\0225\n\013window_type\030\002 \001(\0162 .li" + + "ttlehorse.MetricsWindowLength\022)\n\nwf_spec" + + "_id\030\003 \001(\0132\025.littlehorse.WfSpecId\"\031\n\013Prin" + + "cipalId\022\n\n\002id\030\001 \001(\t\"\026\n\010TenantId\022\n\n\002id\030\001 " + + "\001(\t\"\036\n\020ScheduledWfRunId\022\n\n\002id\030\001 \001(\tBI\n\037i" + + "o.littlehorse.sdk.common.protoP\001Z\t.;lhpr" + + "oto\252\002\030LittleHorse.Common.Protob\006proto3" }; descriptor = com.google.protobuf.Descriptors.FileDescriptor .internalBuildGeneratedFileFrom(descriptorData, @@ -190,80 +196,86 @@ public static void registerAllExtensions( com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_WorkflowEventDefId_descriptor, new java.lang.String[] { "Name", }); - internal_static_littlehorse_TaskWorkerGroupId_descriptor = + internal_static_littlehorse_SchemaId_descriptor = getDescriptor().getMessageTypes().get(5); + internal_static_littlehorse_SchemaId_fieldAccessorTable = new + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( + internal_static_littlehorse_SchemaId_descriptor, + new java.lang.String[] { "Name", "Version", }); + internal_static_littlehorse_TaskWorkerGroupId_descriptor = + getDescriptor().getMessageTypes().get(6); internal_static_littlehorse_TaskWorkerGroupId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_TaskWorkerGroupId_descriptor, new java.lang.String[] { "TaskDefId", }); internal_static_littlehorse_VariableId_descriptor = - getDescriptor().getMessageTypes().get(6); + getDescriptor().getMessageTypes().get(7); internal_static_littlehorse_VariableId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_VariableId_descriptor, new java.lang.String[] { "WfRunId", "ThreadRunNumber", "Name", }); internal_static_littlehorse_ExternalEventId_descriptor = - getDescriptor().getMessageTypes().get(7); + getDescriptor().getMessageTypes().get(8); internal_static_littlehorse_ExternalEventId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_ExternalEventId_descriptor, new java.lang.String[] { "WfRunId", "ExternalEventDefId", "Guid", }); internal_static_littlehorse_WfRunId_descriptor = - getDescriptor().getMessageTypes().get(8); + getDescriptor().getMessageTypes().get(9); internal_static_littlehorse_WfRunId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_WfRunId_descriptor, new java.lang.String[] { "Id", "ParentWfRunId", "ParentWfRunId", }); internal_static_littlehorse_NodeRunId_descriptor = - getDescriptor().getMessageTypes().get(9); + getDescriptor().getMessageTypes().get(10); internal_static_littlehorse_NodeRunId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_NodeRunId_descriptor, new java.lang.String[] { "WfRunId", "ThreadRunNumber", "Position", }); internal_static_littlehorse_WorkflowEventId_descriptor = - getDescriptor().getMessageTypes().get(10); + getDescriptor().getMessageTypes().get(11); internal_static_littlehorse_WorkflowEventId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_WorkflowEventId_descriptor, new java.lang.String[] { "WfRunId", "WorkflowEventDefId", "Number", }); internal_static_littlehorse_TaskRunId_descriptor = - getDescriptor().getMessageTypes().get(11); + getDescriptor().getMessageTypes().get(12); internal_static_littlehorse_TaskRunId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_TaskRunId_descriptor, new java.lang.String[] { "WfRunId", "TaskGuid", }); internal_static_littlehorse_UserTaskRunId_descriptor = - getDescriptor().getMessageTypes().get(12); + getDescriptor().getMessageTypes().get(13); internal_static_littlehorse_UserTaskRunId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_UserTaskRunId_descriptor, new java.lang.String[] { "WfRunId", "UserTaskGuid", }); internal_static_littlehorse_TaskDefMetricsId_descriptor = - getDescriptor().getMessageTypes().get(13); + getDescriptor().getMessageTypes().get(14); internal_static_littlehorse_TaskDefMetricsId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_TaskDefMetricsId_descriptor, new java.lang.String[] { "WindowStart", "WindowType", "TaskDefId", }); internal_static_littlehorse_WfSpecMetricsId_descriptor = - getDescriptor().getMessageTypes().get(14); + getDescriptor().getMessageTypes().get(15); internal_static_littlehorse_WfSpecMetricsId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_WfSpecMetricsId_descriptor, new java.lang.String[] { "WindowStart", "WindowType", "WfSpecId", }); internal_static_littlehorse_PrincipalId_descriptor = - getDescriptor().getMessageTypes().get(15); + getDescriptor().getMessageTypes().get(16); internal_static_littlehorse_PrincipalId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_PrincipalId_descriptor, new java.lang.String[] { "Id", }); internal_static_littlehorse_TenantId_descriptor = - getDescriptor().getMessageTypes().get(16); + getDescriptor().getMessageTypes().get(17); internal_static_littlehorse_TenantId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_TenantId_descriptor, new java.lang.String[] { "Id", }); internal_static_littlehorse_ScheduledWfRunId_descriptor = - getDescriptor().getMessageTypes().get(17); + getDescriptor().getMessageTypes().get(18); internal_static_littlehorse_ScheduledWfRunId_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_littlehorse_ScheduledWfRunId_descriptor, diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableType.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PrimitiveType.java similarity index 89% rename from sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableType.java rename to sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PrimitiveType.java index b67df5a6b..3620f648f 100644 --- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableType.java +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PrimitiveType.java @@ -9,9 +9,9 @@ * VariableValue. * * - * Protobuf enum {@code littlehorse.VariableType} + * Protobuf enum {@code littlehorse.PrimitiveType} */ -public enum VariableType +public enum PrimitiveType implements com.google.protobuf.ProtocolMessageEnum { /** * 
@@ -164,7 +164,7 @@ public final int getNumber() {
    * @deprecated Use {@link #forNumber(int)} instead.
    */
   @java.lang.Deprecated
-  public static VariableType valueOf(int value) {
+  public static PrimitiveType valueOf(int value) {
     return forNumber(value);
   }
 
@@ -172,7 +172,7 @@ public static VariableType valueOf(int value) {
    * @param value The numeric wire value of the corresponding enum entry.
    * @return The enum associated with the given numeric wire value.
    */
-  public static VariableType forNumber(int value) {
+  public static PrimitiveType forNumber(int value) {
     switch (value) {
       case 0: return JSON_OBJ;
       case 1: return JSON_ARR;
@@ -185,15 +185,15 @@ public static VariableType forNumber(int value) {
     }
   }
 
-  public static com.google.protobuf.Internal.EnumLiteMap
+  public static com.google.protobuf.Internal.EnumLiteMap
       internalGetValueMap() {
     return internalValueMap;
   }
   private static final com.google.protobuf.Internal.EnumLiteMap<
-      VariableType> internalValueMap =
-        new com.google.protobuf.Internal.EnumLiteMap() {
-          public VariableType findValueByNumber(int number) {
-            return VariableType.forNumber(number);
+      PrimitiveType> internalValueMap =
+        new com.google.protobuf.Internal.EnumLiteMap() {
+          public PrimitiveType findValueByNumber(int number) {
+            return PrimitiveType.forNumber(number);
           }
         };
 
@@ -214,9 +214,9 @@ public VariableType findValueByNumber(int number) {
     return io.littlehorse.sdk.common.proto.CommonEnums.getDescriptor().getEnumTypes().get(4);
   }
 
-  private static final VariableType[] VALUES = values();
+  private static final PrimitiveType[] VALUES = values();
 
-  public static VariableType valueOf(
+  public static PrimitiveType valueOf(
       com.google.protobuf.Descriptors.EnumValueDescriptor desc) {
     if (desc.getType() != getDescriptor()) {
       throw new java.lang.IllegalArgumentException(
@@ -230,10 +230,10 @@ public static VariableType valueOf(
 
   private final int value;
 
-  private VariableType(int value) {
+  private PrimitiveType(int value) {
     this.value = value;
   }
 
-  // @@protoc_insertion_point(enum_scope:littlehorse.VariableType)
+  // @@protoc_insertion_point(enum_scope:littlehorse.PrimitiveType)
 }
 
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequest.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequest.java
index a5a9521c0..85f308262 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequest.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequest.java
@@ -21,7 +21,6 @@ private PutWorkflowEventDefRequest(com.google.protobuf.GeneratedMessageV3.Builde
   }
   private PutWorkflowEventDefRequest() {
     name_ = "";
-    type_ = 0;
   }
 
   @java.lang.Override
@@ -44,6 +43,48 @@ protected java.lang.Object newInstance(
             io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest.class, io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest.Builder.class);
   }
 
+  private int typeCase_ = 0;
+  @SuppressWarnings("serial")
+  private java.lang.Object type_;
+  public enum TypeCase
+      implements com.google.protobuf.Internal.EnumLite,
+          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
+    PRIMITIVE_TYPE(2),
+    SCHEMA(3),
+    TYPE_NOT_SET(0);
+    private final int value;
+    private TypeCase(int value) {
+      this.value = value;
+    }
+    /**
+     * @param value The number of the enum to look for.
+     * @return The enum associated with the given number.
+     * @deprecated Use {@link #forNumber(int)} instead.
+     */
+    @java.lang.Deprecated
+    public static TypeCase valueOf(int value) {
+      return forNumber(value);
+    }
+
+    public static TypeCase forNumber(int value) {
+      switch (value) {
+        case 2: return PRIMITIVE_TYPE;
+        case 3: return SCHEMA;
+        case 0: return TYPE_NOT_SET;
+        default: return null;
+      }
+    }
+    public int getNumber() {
+      return this.value;
+    }
+  };
+
+  public TypeCase
+  getTypeCase() {
+    return TypeCase.forNumber(
+        typeCase_);
+  }
+
   public static final int NAME_FIELD_NUMBER = 1;
   @SuppressWarnings("serial")
   private volatile java.lang.Object name_ = "";
@@ -83,22 +124,66 @@ public java.lang.String getName() {
     }
   }
 
-  public static final int TYPE_FIELD_NUMBER = 2;
-  private int type_ = 0;
+  public static final int PRIMITIVE_TYPE_FIELD_NUMBER = 2;
+  /**
+   * .littlehorse.PrimitiveType primitive_type = 2;
+   * @return Whether the primitiveType field is set.
+   */
+  public boolean hasPrimitiveType() {
+    return typeCase_ == 2;
+  }
+  /**
+   * .littlehorse.PrimitiveType primitive_type = 2;
+   * @return The enum numeric value on the wire for primitiveType.
+   */
+  public int getPrimitiveTypeValue() {
+    if (typeCase_ == 2) {
+      return (java.lang.Integer) type_;
+    }
+    return 0;
+  }
+  /**
+   * .littlehorse.PrimitiveType primitive_type = 2;
+   * @return The primitiveType.
+   */
+  public io.littlehorse.sdk.common.proto.PrimitiveType getPrimitiveType() {
+    if (typeCase_ == 2) {
+      io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(
+          (java.lang.Integer) type_);
+      return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
+    }
+    return io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ;
+  }
+
+  public static final int SCHEMA_FIELD_NUMBER = 3;
+  /**
+   * .littlehorse.SchemaId schema = 3;
+   * @return Whether the schema field is set.
+   */
+  @java.lang.Override
+  public boolean hasSchema() {
+    return typeCase_ == 3;
+  }
   /**
-   * .littlehorse.VariableType type = 2;
-   * @return The enum numeric value on the wire for type.
+   * .littlehorse.SchemaId schema = 3;
+   * @return The schema.
    */
-  @java.lang.Override public int getTypeValue() {
-    return type_;
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaId getSchema() {
+    if (typeCase_ == 3) {
+       return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+    }
+    return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
   }
   /**
-   * .littlehorse.VariableType type = 2;
-   * @return The type.
+   * .littlehorse.SchemaId schema = 3;
    */
-  @java.lang.Override public io.littlehorse.sdk.common.proto.VariableType getType() {
-    io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_);
-    return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result;
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaOrBuilder() {
+    if (typeCase_ == 3) {
+       return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+    }
+    return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
   }
 
   private byte memoizedIsInitialized = -1;
@@ -118,8 +203,11 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
     if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
       com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
     }
-    if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) {
-      output.writeEnum(2, type_);
+    if (typeCase_ == 2) {
+      output.writeEnum(2, ((java.lang.Integer) type_));
+    }
+    if (typeCase_ == 3) {
+      output.writeMessage(3, (io.littlehorse.sdk.common.proto.SchemaId) type_);
     }
     getUnknownFields().writeTo(output);
   }
@@ -133,9 +221,13 @@ public int getSerializedSize() {
     if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
       size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
     }
-    if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) {
+    if (typeCase_ == 2) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeEnumSize(2, ((java.lang.Integer) type_));
+    }
+    if (typeCase_ == 3) {
       size += com.google.protobuf.CodedOutputStream
-        .computeEnumSize(2, type_);
+        .computeMessageSize(3, (io.littlehorse.sdk.common.proto.SchemaId) type_);
     }
     size += getUnknownFields().getSerializedSize();
     memoizedSize = size;
@@ -154,7 +246,19 @@ public boolean equals(final java.lang.Object obj) {
 
     if (!getName()
         .equals(other.getName())) return false;
-    if (type_ != other.type_) return false;
+    if (!getTypeCase().equals(other.getTypeCase())) return false;
+    switch (typeCase_) {
+      case 2:
+        if (getPrimitiveTypeValue()
+            != other.getPrimitiveTypeValue()) return false;
+        break;
+      case 3:
+        if (!getSchema()
+            .equals(other.getSchema())) return false;
+        break;
+      case 0:
+      default:
+    }
     if (!getUnknownFields().equals(other.getUnknownFields())) return false;
     return true;
   }
@@ -168,8 +272,18 @@ public int hashCode() {
     hash = (19 * hash) + getDescriptor().hashCode();
     hash = (37 * hash) + NAME_FIELD_NUMBER;
     hash = (53 * hash) + getName().hashCode();
-    hash = (37 * hash) + TYPE_FIELD_NUMBER;
-    hash = (53 * hash) + type_;
+    switch (typeCase_) {
+      case 2:
+        hash = (37 * hash) + PRIMITIVE_TYPE_FIELD_NUMBER;
+        hash = (53 * hash) + getPrimitiveTypeValue();
+        break;
+      case 3:
+        hash = (37 * hash) + SCHEMA_FIELD_NUMBER;
+        hash = (53 * hash) + getSchema().hashCode();
+        break;
+      case 0:
+      default:
+    }
     hash = (29 * hash) + getUnknownFields().hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -306,7 +420,11 @@ public Builder clear() {
       super.clear();
       bitField0_ = 0;
       name_ = "";
-      type_ = 0;
+      if (schemaBuilder_ != null) {
+        schemaBuilder_.clear();
+      }
+      typeCase_ = 0;
+      type_ = null;
       return this;
     }
 
@@ -334,6 +452,7 @@ public io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest build() {
     public io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest buildPartial() {
       io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest result = new io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest(this);
       if (bitField0_ != 0) { buildPartial0(result); }
+      buildPartialOneofs(result);
       onBuilt();
       return result;
     }
@@ -343,8 +462,14 @@ private void buildPartial0(io.littlehorse.sdk.common.proto.PutWorkflowEventDefRe
       if (((from_bitField0_ & 0x00000001) != 0)) {
         result.name_ = name_;
       }
-      if (((from_bitField0_ & 0x00000002) != 0)) {
-        result.type_ = type_;
+    }
+
+    private void buildPartialOneofs(io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest result) {
+      result.typeCase_ = typeCase_;
+      result.type_ = this.type_;
+      if (typeCase_ == 3 &&
+          schemaBuilder_ != null) {
+        result.type_ = schemaBuilder_.build();
       }
     }
 
@@ -397,8 +522,18 @@ public Builder mergeFrom(io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequ
         bitField0_ |= 0x00000001;
         onChanged();
       }
-      if (other.type_ != 0) {
-        setTypeValue(other.getTypeValue());
+      switch (other.getTypeCase()) {
+        case PRIMITIVE_TYPE: {
+          setPrimitiveTypeValue(other.getPrimitiveTypeValue());
+          break;
+        }
+        case SCHEMA: {
+          mergeSchema(other.getSchema());
+          break;
+        }
+        case TYPE_NOT_SET: {
+          break;
+        }
       }
       this.mergeUnknownFields(other.getUnknownFields());
       onChanged();
@@ -432,10 +567,18 @@ public Builder mergeFrom(
               break;
             } // case 10
             case 16: {
-              type_ = input.readEnum();
-              bitField0_ |= 0x00000002;
+              int rawValue = input.readEnum();
+              typeCase_ = 2;
+              type_ = rawValue;
               break;
             } // case 16
+            case 26: {
+              input.readMessage(
+                  getSchemaFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              typeCase_ = 3;
+              break;
+            } // case 26
             default: {
               if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                 done = true; // was an endgroup tag
@@ -451,6 +594,21 @@ public Builder mergeFrom(
       } // finally
       return this;
     }
+    private int typeCase_ = 0;
+    private java.lang.Object type_;
+    public TypeCase
+        getTypeCase() {
+      return TypeCase.forNumber(
+          typeCase_);
+    }
+
+    public Builder clearType() {
+      typeCase_ = 0;
+      type_ = null;
+      onChanged();
+      return this;
+    }
+
     private int bitField0_;
 
     private java.lang.Object name_ = "";
@@ -525,58 +683,217 @@ public Builder setNameBytes(
       return this;
     }
 
-    private int type_ = 0;
     /**
-     * .littlehorse.VariableType type = 2;
-     * @return The enum numeric value on the wire for type.
+     * .littlehorse.PrimitiveType primitive_type = 2;
+     * @return Whether the primitiveType field is set.
      */
-    @java.lang.Override public int getTypeValue() {
-      return type_;
+    @java.lang.Override
+    public boolean hasPrimitiveType() {
+      return typeCase_ == 2;
     }
     /**
-     * .littlehorse.VariableType type = 2;
-     * @param value The enum numeric value on the wire for type to set.
+     * .littlehorse.PrimitiveType primitive_type = 2;
+     * @return The enum numeric value on the wire for primitiveType.
+     */
+    @java.lang.Override
+    public int getPrimitiveTypeValue() {
+      if (typeCase_ == 2) {
+        return ((java.lang.Integer) type_).intValue();
+      }
+      return 0;
+    }
+    /**
+     * .littlehorse.PrimitiveType primitive_type = 2;
+     * @param value The enum numeric value on the wire for primitiveType to set.
      * @return This builder for chaining.
      */
-    public Builder setTypeValue(int value) {
+    public Builder setPrimitiveTypeValue(int value) {
+      typeCase_ = 2;
       type_ = value;
-      bitField0_ |= 0x00000002;
       onChanged();
       return this;
     }
     /**
-     * .littlehorse.VariableType type = 2;
-     * @return The type.
+     * .littlehorse.PrimitiveType primitive_type = 2;
+     * @return The primitiveType.
      */
     @java.lang.Override
-    public io.littlehorse.sdk.common.proto.VariableType getType() {
-      io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_);
-      return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result;
+    public io.littlehorse.sdk.common.proto.PrimitiveType getPrimitiveType() {
+      if (typeCase_ == 2) {
+        io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(
+            (java.lang.Integer) type_);
+        return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
+      }
+      return io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ;
     }
     /**
-     * .littlehorse.VariableType type = 2;
-     * @param value The type to set.
+     * .littlehorse.PrimitiveType primitive_type = 2;
+     * @param value The primitiveType to set.
      * @return This builder for chaining.
      */
-    public Builder setType(io.littlehorse.sdk.common.proto.VariableType value) {
+    public Builder setPrimitiveType(io.littlehorse.sdk.common.proto.PrimitiveType value) {
       if (value == null) {
         throw new NullPointerException();
       }
-      bitField0_ |= 0x00000002;
+      typeCase_ = 2;
       type_ = value.getNumber();
       onChanged();
       return this;
     }
     /**
-     * .littlehorse.VariableType type = 2;
+     * .littlehorse.PrimitiveType primitive_type = 2;
      * @return This builder for chaining.
      */
-    public Builder clearType() {
-      bitField0_ = (bitField0_ & ~0x00000002);
-      type_ = 0;
-      onChanged();
+    public Builder clearPrimitiveType() {
+      if (typeCase_ == 2) {
+        typeCase_ = 0;
+        type_ = null;
+        onChanged();
+      }
+      return this;
+    }
+
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> schemaBuilder_;
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     * @return Whether the schema field is set.
+     */
+    @java.lang.Override
+    public boolean hasSchema() {
+      return typeCase_ == 3;
+    }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     * @return The schema.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaId getSchema() {
+      if (schemaBuilder_ == null) {
+        if (typeCase_ == 3) {
+          return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      } else {
+        if (typeCase_ == 3) {
+          return schemaBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      }
+    }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     */
+    public Builder setSchema(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        type_ = value;
+        onChanged();
+      } else {
+        schemaBuilder_.setMessage(value);
+      }
+      typeCase_ = 3;
+      return this;
+    }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     */
+    public Builder setSchema(
+        io.littlehorse.sdk.common.proto.SchemaId.Builder builderForValue) {
+      if (schemaBuilder_ == null) {
+        type_ = builderForValue.build();
+        onChanged();
+      } else {
+        schemaBuilder_.setMessage(builderForValue.build());
+      }
+      typeCase_ = 3;
+      return this;
+    }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     */
+    public Builder mergeSchema(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaBuilder_ == null) {
+        if (typeCase_ == 3 &&
+            type_ != io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance()) {
+          type_ = io.littlehorse.sdk.common.proto.SchemaId.newBuilder((io.littlehorse.sdk.common.proto.SchemaId) type_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          type_ = value;
+        }
+        onChanged();
+      } else {
+        if (typeCase_ == 3) {
+          schemaBuilder_.mergeFrom(value);
+        } else {
+          schemaBuilder_.setMessage(value);
+        }
+      }
+      typeCase_ = 3;
+      return this;
+    }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     */
+    public Builder clearSchema() {
+      if (schemaBuilder_ == null) {
+        if (typeCase_ == 3) {
+          typeCase_ = 0;
+          type_ = null;
+          onChanged();
+        }
+      } else {
+        if (typeCase_ == 3) {
+          typeCase_ = 0;
+          type_ = null;
+        }
+        schemaBuilder_.clear();
+      }
       return this;
     }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     */
+    public io.littlehorse.sdk.common.proto.SchemaId.Builder getSchemaBuilder() {
+      return getSchemaFieldBuilder().getBuilder();
+    }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaOrBuilder() {
+      if ((typeCase_ == 3) && (schemaBuilder_ != null)) {
+        return schemaBuilder_.getMessageOrBuilder();
+      } else {
+        if (typeCase_ == 3) {
+          return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      }
+    }
+    /**
+     * .littlehorse.SchemaId schema = 3;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> 
+        getSchemaFieldBuilder() {
+      if (schemaBuilder_ == null) {
+        if (!(typeCase_ == 3)) {
+          type_ = io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+        }
+        schemaBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder>(
+                (io.littlehorse.sdk.common.proto.SchemaId) type_,
+                getParentForChildren(),
+                isClean());
+        type_ = null;
+      }
+      typeCase_ = 3;
+      onChanged();
+      return schemaBuilder_;
+    }
     @java.lang.Override
     public final Builder setUnknownFields(
         final com.google.protobuf.UnknownFieldSet unknownFields) {
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequestOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequestOrBuilder.java
index ecf8c9a7c..20dd8188e 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequestOrBuilder.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/PutWorkflowEventDefRequestOrBuilder.java
@@ -20,13 +20,35 @@ public interface PutWorkflowEventDefRequestOrBuilder extends
       getNameBytes();
 
   /**
-   * .littlehorse.VariableType type = 2;
-   * @return The enum numeric value on the wire for type.
+   * .littlehorse.PrimitiveType primitive_type = 2;
+   * @return Whether the primitiveType field is set.
    */
-  int getTypeValue();
+  boolean hasPrimitiveType();
   /**
-   * .littlehorse.VariableType type = 2;
-   * @return The type.
+   * .littlehorse.PrimitiveType primitive_type = 2;
+   * @return The enum numeric value on the wire for primitiveType.
    */
-  io.littlehorse.sdk.common.proto.VariableType getType();
+  int getPrimitiveTypeValue();
+  /**
+   * .littlehorse.PrimitiveType primitive_type = 2;
+   * @return The primitiveType.
+   */
+  io.littlehorse.sdk.common.proto.PrimitiveType getPrimitiveType();
+
+  /**
+   * .littlehorse.SchemaId schema = 3;
+   * @return Whether the schema field is set.
+   */
+  boolean hasSchema();
+  /**
+   * .littlehorse.SchemaId schema = 3;
+   * @return The schema.
+   */
+  io.littlehorse.sdk.common.proto.SchemaId getSchema();
+  /**
+   * .littlehorse.SchemaId schema = 3;
+   */
+  io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaOrBuilder();
+
+  io.littlehorse.sdk.common.proto.PutWorkflowEventDefRequest.TypeCase getTypeCase();
 }
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Schema.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Schema.java
new file mode 100644
index 000000000..935ea7757
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Schema.java
@@ -0,0 +1,1069 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+/**
+ * 
+ * A `Schema` is a versioned metadata object (tenant-scoped) inside LittleHorse
+ * that defines the structure and content of a variable value. It allows strong typing.
+ * 

+ *
+ * Protobuf type {@code littlehorse.Schema}
+ */
+public final class Schema extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:littlehorse.Schema)
+    SchemaOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use Schema.newBuilder() to construct.
+  private Schema(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private Schema() {
+    description_ = "";
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new Schema();
+  }
+
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Schema_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Schema_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            io.littlehorse.sdk.common.proto.Schema.class, io.littlehorse.sdk.common.proto.Schema.Builder.class);
+  }
+
+  private int bitField0_;
+  public static final int ID_FIELD_NUMBER = 1;
+  private io.littlehorse.sdk.common.proto.SchemaId id_;
+  /**
+   * 
+   * The id of the `Schema`. This includes the version.
+   * 

+   *
+   * .littlehorse.SchemaId id = 1;
+   * @return Whether the id field is set.
+   */
+  @java.lang.Override
+  public boolean hasId() {
+    return id_ != null;
+  }
+  /**
+   * 
+   * The id of the `Schema`. This includes the version.
+   * 

+   *
+   * .littlehorse.SchemaId id = 1;
+   * @return The id.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaId getId() {
+    return id_ == null ? io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : id_;
+  }
+  /**
+   * 
+   * The id of the `Schema`. This includes the version.
+   * 

+   *
+   * .littlehorse.SchemaId id = 1;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getIdOrBuilder() {
+    return id_ == null ? io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : id_;
+  }
+
+  public static final int DESCRIPTION_FIELD_NUMBER = 2;
+  @SuppressWarnings("serial")
+  private volatile java.lang.Object description_ = "";
+  /**
+   * 
+   * Optionally description of the schema.
+   * 

+   *
+   * optional string description = 2;
+   * @return Whether the description field is set.
+   */
+  @java.lang.Override
+  public boolean hasDescription() {
+    return ((bitField0_ & 0x00000001) != 0);
+  }
+  /**
+   * 
+   * Optionally description of the schema.
+   * 

+   *
+   * optional string description = 2;
+   * @return The description.
+   */
+  @java.lang.Override
+  public java.lang.String getDescription() {
+    java.lang.Object ref = description_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      description_ = s;
+      return s;
+    }
+  }
+  /**
+   * 
+   * Optionally description of the schema.
+   * 

+   *
+   * optional string description = 2;
+   * @return The bytes for description.
+   */
+  @java.lang.Override
+  public com.google.protobuf.ByteString
+      getDescriptionBytes() {
+    java.lang.Object ref = description_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b = 
+          com.google.protobuf.ByteString.copyFromUtf8(
+              (java.lang.String) ref);
+      description_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  public static final int SCHEMA_FIELD_NUMBER = 3;
+  private io.littlehorse.sdk.common.proto.InlineSchema schema_;
+  /**
+   * 
+   * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+   * 

+   *
+   * .littlehorse.InlineSchema schema = 3;
+   * @return Whether the schema field is set.
+   */
+  @java.lang.Override
+  public boolean hasSchema() {
+    return schema_ != null;
+  }
+  /**
+   * 
+   * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+   * 

+   *
+   * .littlehorse.InlineSchema schema = 3;
+   * @return The schema.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineSchema getSchema() {
+    return schema_ == null ? io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance() : schema_;
+  }
+  /**
+   * 
+   * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+   * 

+   *
+   * .littlehorse.InlineSchema schema = 3;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder getSchemaOrBuilder() {
+    return schema_ == null ? io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance() : schema_;
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (id_ != null) {
+      output.writeMessage(1, getId());
+    }
+    if (((bitField0_ & 0x00000001) != 0)) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 2, description_);
+    }
+    if (schema_ != null) {
+      output.writeMessage(3, getSchema());
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (id_ != null) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(1, getId());
+    }
+    if (((bitField0_ & 0x00000001) != 0)) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, description_);
+    }
+    if (schema_ != null) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(3, getSchema());
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof io.littlehorse.sdk.common.proto.Schema)) {
+      return super.equals(obj);
+    }
+    io.littlehorse.sdk.common.proto.Schema other = (io.littlehorse.sdk.common.proto.Schema) obj;
+
+    if (hasId() != other.hasId()) return false;
+    if (hasId()) {
+      if (!getId()
+          .equals(other.getId())) return false;
+    }
+    if (hasDescription() != other.hasDescription()) return false;
+    if (hasDescription()) {
+      if (!getDescription()
+          .equals(other.getDescription())) return false;
+    }
+    if (hasSchema() != other.hasSchema()) return false;
+    if (hasSchema()) {
+      if (!getSchema()
+          .equals(other.getSchema())) return false;
+    }
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    if (hasId()) {
+      hash = (37 * hash) + ID_FIELD_NUMBER;
+      hash = (53 * hash) + getId().hashCode();
+    }
+    if (hasDescription()) {
+      hash = (37 * hash) + DESCRIPTION_FIELD_NUMBER;
+      hash = (53 * hash) + getDescription().hashCode();
+    }
+    if (hasSchema()) {
+      hash = (37 * hash) + SCHEMA_FIELD_NUMBER;
+      hash = (53 * hash) + getSchema().hashCode();
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public static io.littlehorse.sdk.common.proto.Schema parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+
+  public static io.littlehorse.sdk.common.proto.Schema parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.Schema parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(io.littlehorse.sdk.common.proto.Schema prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * A `Schema` is a versioned metadata object (tenant-scoped) inside LittleHorse
+   * that defines the structure and content of a variable value. It allows strong typing.
+   * 

+   *
+   * Protobuf type {@code littlehorse.Schema}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:littlehorse.Schema)
+      io.littlehorse.sdk.common.proto.SchemaOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Schema_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Schema_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.littlehorse.sdk.common.proto.Schema.class, io.littlehorse.sdk.common.proto.Schema.Builder.class);
+    }
+
+    // Construct using io.littlehorse.sdk.common.proto.Schema.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      bitField0_ = 0;
+      id_ = null;
+      if (idBuilder_ != null) {
+        idBuilder_.dispose();
+        idBuilder_ = null;
+      }
+      description_ = "";
+      schema_ = null;
+      if (schemaBuilder_ != null) {
+        schemaBuilder_.dispose();
+        schemaBuilder_ = null;
+      }
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Schema_descriptor;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.Schema getDefaultInstanceForType() {
+      return io.littlehorse.sdk.common.proto.Schema.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.Schema build() {
+      io.littlehorse.sdk.common.proto.Schema result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.Schema buildPartial() {
+      io.littlehorse.sdk.common.proto.Schema result = new io.littlehorse.sdk.common.proto.Schema(this);
+      if (bitField0_ != 0) { buildPartial0(result); }
+      onBuilt();
+      return result;
+    }
+
+    private void buildPartial0(io.littlehorse.sdk.common.proto.Schema result) {
+      int from_bitField0_ = bitField0_;
+      if (((from_bitField0_ & 0x00000001) != 0)) {
+        result.id_ = idBuilder_ == null
+            ? id_
+            : idBuilder_.build();
+      }
+      int to_bitField0_ = 0;
+      if (((from_bitField0_ & 0x00000002) != 0)) {
+        result.description_ = description_;
+        to_bitField0_ |= 0x00000001;
+      }
+      if (((from_bitField0_ & 0x00000004) != 0)) {
+        result.schema_ = schemaBuilder_ == null
+            ? schema_
+            : schemaBuilder_.build();
+      }
+      result.bitField0_ |= to_bitField0_;
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof io.littlehorse.sdk.common.proto.Schema) {
+        return mergeFrom((io.littlehorse.sdk.common.proto.Schema)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(io.littlehorse.sdk.common.proto.Schema other) {
+      if (other == io.littlehorse.sdk.common.proto.Schema.getDefaultInstance()) return this;
+      if (other.hasId()) {
+        mergeId(other.getId());
+      }
+      if (other.hasDescription()) {
+        description_ = other.description_;
+        bitField0_ |= 0x00000002;
+        onChanged();
+      }
+      if (other.hasSchema()) {
+        mergeSchema(other.getSchema());
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              input.readMessage(
+                  getIdFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              bitField0_ |= 0x00000001;
+              break;
+            } // case 10
+            case 18: {
+              description_ = input.readStringRequireUtf8();
+              bitField0_ |= 0x00000002;
+              break;
+            } // case 18
+            case 26: {
+              input.readMessage(
+                  getSchemaFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              bitField0_ |= 0x00000004;
+              break;
+            } // case 26
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int bitField0_;
+
+    private io.littlehorse.sdk.common.proto.SchemaId id_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> idBuilder_;
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     * @return Whether the id field is set.
+     */
+    public boolean hasId() {
+      return ((bitField0_ & 0x00000001) != 0);
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     * @return The id.
+     */
+    public io.littlehorse.sdk.common.proto.SchemaId getId() {
+      if (idBuilder_ == null) {
+        return id_ == null ? io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : id_;
+      } else {
+        return idBuilder_.getMessage();
+      }
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     */
+    public Builder setId(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (idBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        id_ = value;
+      } else {
+        idBuilder_.setMessage(value);
+      }
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     */
+    public Builder setId(
+        io.littlehorse.sdk.common.proto.SchemaId.Builder builderForValue) {
+      if (idBuilder_ == null) {
+        id_ = builderForValue.build();
+      } else {
+        idBuilder_.setMessage(builderForValue.build());
+      }
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     */
+    public Builder mergeId(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (idBuilder_ == null) {
+        if (((bitField0_ & 0x00000001) != 0) &&
+          id_ != null &&
+          id_ != io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance()) {
+          getIdBuilder().mergeFrom(value);
+        } else {
+          id_ = value;
+        }
+      } else {
+        idBuilder_.mergeFrom(value);
+      }
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     */
+    public Builder clearId() {
+      bitField0_ = (bitField0_ & ~0x00000001);
+      id_ = null;
+      if (idBuilder_ != null) {
+        idBuilder_.dispose();
+        idBuilder_ = null;
+      }
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     */
+    public io.littlehorse.sdk.common.proto.SchemaId.Builder getIdBuilder() {
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return getIdFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     */
+    public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getIdOrBuilder() {
+      if (idBuilder_ != null) {
+        return idBuilder_.getMessageOrBuilder();
+      } else {
+        return id_ == null ?
+            io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : id_;
+      }
+    }
+    /**
+     * 
+     * The id of the `Schema`. This includes the version.
+     * 

+     *
+     * .littlehorse.SchemaId id = 1;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> 
+        getIdFieldBuilder() {
+      if (idBuilder_ == null) {
+        idBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder>(
+                getId(),
+                getParentForChildren(),
+                isClean());
+        id_ = null;
+      }
+      return idBuilder_;
+    }
+
+    private java.lang.Object description_ = "";
+    /**
+     * 
+     * Optionally description of the schema.
+     * 

+     *
+     * optional string description = 2;
+     * @return Whether the description field is set.
+     */
+    public boolean hasDescription() {
+      return ((bitField0_ & 0x00000002) != 0);
+    }
+    /**
+     * 
+     * Optionally description of the schema.
+     * 

+     *
+     * optional string description = 2;
+     * @return The description.
+     */
+    public java.lang.String getDescription() {
+      java.lang.Object ref = description_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        description_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * 
+     * Optionally description of the schema.
+     * 

+     *
+     * optional string description = 2;
+     * @return The bytes for description.
+     */
+    public com.google.protobuf.ByteString
+        getDescriptionBytes() {
+      java.lang.Object ref = description_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        description_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * 
+     * Optionally description of the schema.
+     * 

+     *
+     * optional string description = 2;
+     * @param value The description to set.
+     * @return This builder for chaining.
+     */
+    public Builder setDescription(
+        java.lang.String value) {
+      if (value == null) { throw new NullPointerException(); }
+      description_ = value;
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * Optionally description of the schema.
+     * 

+     *
+     * optional string description = 2;
+     * @return This builder for chaining.
+     */
+    public Builder clearDescription() {
+      description_ = getDefaultInstance().getDescription();
+      bitField0_ = (bitField0_ & ~0x00000002);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * Optionally description of the schema.
+     * 

+     *
+     * optional string description = 2;
+     * @param value The bytes for description to set.
+     * @return This builder for chaining.
+     */
+    public Builder setDescriptionBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) { throw new NullPointerException(); }
+      checkByteStringIsUtf8(value);
+      description_ = value;
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return this;
+    }
+
+    private io.littlehorse.sdk.common.proto.InlineSchema schema_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineSchema, io.littlehorse.sdk.common.proto.InlineSchema.Builder, io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder> schemaBuilder_;
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     * @return Whether the schema field is set.
+     */
+    public boolean hasSchema() {
+      return ((bitField0_ & 0x00000004) != 0);
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     * @return The schema.
+     */
+    public io.littlehorse.sdk.common.proto.InlineSchema getSchema() {
+      if (schemaBuilder_ == null) {
+        return schema_ == null ? io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance() : schema_;
+      } else {
+        return schemaBuilder_.getMessage();
+      }
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     */
+    public Builder setSchema(io.littlehorse.sdk.common.proto.InlineSchema value) {
+      if (schemaBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        schema_ = value;
+      } else {
+        schemaBuilder_.setMessage(value);
+      }
+      bitField0_ |= 0x00000004;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     */
+    public Builder setSchema(
+        io.littlehorse.sdk.common.proto.InlineSchema.Builder builderForValue) {
+      if (schemaBuilder_ == null) {
+        schema_ = builderForValue.build();
+      } else {
+        schemaBuilder_.setMessage(builderForValue.build());
+      }
+      bitField0_ |= 0x00000004;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     */
+    public Builder mergeSchema(io.littlehorse.sdk.common.proto.InlineSchema value) {
+      if (schemaBuilder_ == null) {
+        if (((bitField0_ & 0x00000004) != 0) &&
+          schema_ != null &&
+          schema_ != io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance()) {
+          getSchemaBuilder().mergeFrom(value);
+        } else {
+          schema_ = value;
+        }
+      } else {
+        schemaBuilder_.mergeFrom(value);
+      }
+      bitField0_ |= 0x00000004;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     */
+    public Builder clearSchema() {
+      bitField0_ = (bitField0_ & ~0x00000004);
+      schema_ = null;
+      if (schemaBuilder_ != null) {
+        schemaBuilder_.dispose();
+        schemaBuilder_ = null;
+      }
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     */
+    public io.littlehorse.sdk.common.proto.InlineSchema.Builder getSchemaBuilder() {
+      bitField0_ |= 0x00000004;
+      onChanged();
+      return getSchemaFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     */
+    public io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder getSchemaOrBuilder() {
+      if (schemaBuilder_ != null) {
+        return schemaBuilder_.getMessageOrBuilder();
+      } else {
+        return schema_ == null ?
+            io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance() : schema_;
+      }
+    }
+    /**
+     * 
+     * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+     * 

+     *
+     * .littlehorse.InlineSchema schema = 3;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineSchema, io.littlehorse.sdk.common.proto.InlineSchema.Builder, io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder> 
+        getSchemaFieldBuilder() {
+      if (schemaBuilder_ == null) {
+        schemaBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.InlineSchema, io.littlehorse.sdk.common.proto.InlineSchema.Builder, io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder>(
+                getSchema(),
+                getParentForChildren(),
+                isClean());
+        schema_ = null;
+      }
+      return schemaBuilder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:littlehorse.Schema)
+  }
+
+  // @@protoc_insertion_point(class_scope:littlehorse.Schema)
+  private static final io.littlehorse.sdk.common.proto.Schema DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.Schema();
+  }
+
+  public static io.littlehorse.sdk.common.proto.Schema getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    @java.lang.Override
+    public Schema parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.Schema getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaField.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaField.java
new file mode 100644
index 000000000..3e197e508
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaField.java
@@ -0,0 +1,1411 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+/**
+ * 
+ * A `SchemaField` defines a field inside a `Schema`.
+ * 

+ *
+ * Protobuf type {@code littlehorse.SchemaField}
+ */
+public final class SchemaField extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:littlehorse.SchemaField)
+    SchemaFieldOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use SchemaField.newBuilder() to construct.
+  private SchemaField(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private SchemaField() {
+    name_ = "";
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new SchemaField();
+  }
+
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_SchemaField_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_SchemaField_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            io.littlehorse.sdk.common.proto.SchemaField.class, io.littlehorse.sdk.common.proto.SchemaField.Builder.class);
+  }
+
+  private int fieldTypeCase_ = 0;
+  @SuppressWarnings("serial")
+  private java.lang.Object fieldType_;
+  public enum FieldTypeCase
+      implements com.google.protobuf.Internal.EnumLite,
+          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
+    PRIMITIVE(3),
+    SCHEMA_ID(4),
+    INLINE_SCHEMA(5),
+    FIELDTYPE_NOT_SET(0);
+    private final int value;
+    private FieldTypeCase(int value) {
+      this.value = value;
+    }
+    /**
+     * @param value The number of the enum to look for.
+     * @return The enum associated with the given number.
+     * @deprecated Use {@link #forNumber(int)} instead.
+     */
+    @java.lang.Deprecated
+    public static FieldTypeCase valueOf(int value) {
+      return forNumber(value);
+    }
+
+    public static FieldTypeCase forNumber(int value) {
+      switch (value) {
+        case 3: return PRIMITIVE;
+        case 4: return SCHEMA_ID;
+        case 5: return INLINE_SCHEMA;
+        case 0: return FIELDTYPE_NOT_SET;
+        default: return null;
+      }
+    }
+    public int getNumber() {
+      return this.value;
+    }
+  };
+
+  public FieldTypeCase
+  getFieldTypeCase() {
+    return FieldTypeCase.forNumber(
+        fieldTypeCase_);
+  }
+
+  public static final int NAME_FIELD_NUMBER = 1;
+  @SuppressWarnings("serial")
+  private volatile java.lang.Object name_ = "";
+  /**
+   * 
+   * The name of the field.
+   * 

+   *
+   * string name = 1;
+   * @return The name.
+   */
+  @java.lang.Override
+  public java.lang.String getName() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      name_ = s;
+      return s;
+    }
+  }
+  /**
+   * 
+   * The name of the field.
+   * 

+   *
+   * string name = 1;
+   * @return The bytes for name.
+   */
+  @java.lang.Override
+  public com.google.protobuf.ByteString
+      getNameBytes() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b = 
+          com.google.protobuf.ByteString.copyFromUtf8(
+              (java.lang.String) ref);
+      name_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  public static final int OPTIONAL_FIELD_NUMBER = 2;
+  private boolean optional_ = false;
+  /**
+   * 
+   * Whether the field is optional.
+   * 

+   *
+   * bool optional = 2;
+   * @return The optional.
+   */
+  @java.lang.Override
+  public boolean getOptional() {
+    return optional_;
+  }
+
+  public static final int PRIMITIVE_FIELD_NUMBER = 3;
+  /**
+   * 
+   * Specifies that the field is a primitive `VariableValue` of the specified type.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 3;
+   * @return Whether the primitive field is set.
+   */
+  public boolean hasPrimitive() {
+    return fieldTypeCase_ == 3;
+  }
+  /**
+   * 
+   * Specifies that the field is a primitive `VariableValue` of the specified type.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 3;
+   * @return The enum numeric value on the wire for primitive.
+   */
+  public int getPrimitiveValue() {
+    if (fieldTypeCase_ == 3) {
+      return (java.lang.Integer) fieldType_;
+    }
+    return 0;
+  }
+  /**
+   * 
+   * Specifies that the field is a primitive `VariableValue` of the specified type.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 3;
+   * @return The primitive.
+   */
+  public io.littlehorse.sdk.common.proto.PrimitiveType getPrimitive() {
+    if (fieldTypeCase_ == 3) {
+      io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(
+          (java.lang.Integer) fieldType_);
+      return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
+    }
+    return io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ;
+  }
+
+  public static final int SCHEMA_ID_FIELD_NUMBER = 4;
+  /**
+   * 
+   * Specifies that the field is of a specific `Schema`.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 4;
+   * @return Whether the schemaId field is set.
+   */
+  @java.lang.Override
+  public boolean hasSchemaId() {
+    return fieldTypeCase_ == 4;
+  }
+  /**
+   * 
+   * Specifies that the field is of a specific `Schema`.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 4;
+   * @return The schemaId.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaId getSchemaId() {
+    if (fieldTypeCase_ == 4) {
+       return (io.littlehorse.sdk.common.proto.SchemaId) fieldType_;
+    }
+    return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+  }
+  /**
+   * 
+   * Specifies that the field is of a specific `Schema`.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 4;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaIdOrBuilder() {
+    if (fieldTypeCase_ == 4) {
+       return (io.littlehorse.sdk.common.proto.SchemaId) fieldType_;
+    }
+    return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+  }
+
+  public static final int INLINE_SCHEMA_FIELD_NUMBER = 5;
+  /**
+   * 
+   * Specifies that field must be a `Struct` conforming to the accompanying schema.
+   * 

+   *
+   * .littlehorse.InlineSchema inline_schema = 5;
+   * @return Whether the inlineSchema field is set.
+   */
+  @java.lang.Override
+  public boolean hasInlineSchema() {
+    return fieldTypeCase_ == 5;
+  }
+  /**
+   * 
+   * Specifies that field must be a `Struct` conforming to the accompanying schema.
+   * 

+   *
+   * .littlehorse.InlineSchema inline_schema = 5;
+   * @return The inlineSchema.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineSchema getInlineSchema() {
+    if (fieldTypeCase_ == 5) {
+       return (io.littlehorse.sdk.common.proto.InlineSchema) fieldType_;
+    }
+    return io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance();
+  }
+  /**
+   * 
+   * Specifies that field must be a `Struct` conforming to the accompanying schema.
+   * 

+   *
+   * .littlehorse.InlineSchema inline_schema = 5;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder getInlineSchemaOrBuilder() {
+    if (fieldTypeCase_ == 5) {
+       return (io.littlehorse.sdk.common.proto.InlineSchema) fieldType_;
+    }
+    return io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance();
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
+    }
+    if (optional_ != false) {
+      output.writeBool(2, optional_);
+    }
+    if (fieldTypeCase_ == 3) {
+      output.writeEnum(3, ((java.lang.Integer) fieldType_));
+    }
+    if (fieldTypeCase_ == 4) {
+      output.writeMessage(4, (io.littlehorse.sdk.common.proto.SchemaId) fieldType_);
+    }
+    if (fieldTypeCase_ == 5) {
+      output.writeMessage(5, (io.littlehorse.sdk.common.proto.InlineSchema) fieldType_);
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
+    }
+    if (optional_ != false) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeBoolSize(2, optional_);
+    }
+    if (fieldTypeCase_ == 3) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeEnumSize(3, ((java.lang.Integer) fieldType_));
+    }
+    if (fieldTypeCase_ == 4) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(4, (io.littlehorse.sdk.common.proto.SchemaId) fieldType_);
+    }
+    if (fieldTypeCase_ == 5) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(5, (io.littlehorse.sdk.common.proto.InlineSchema) fieldType_);
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof io.littlehorse.sdk.common.proto.SchemaField)) {
+      return super.equals(obj);
+    }
+    io.littlehorse.sdk.common.proto.SchemaField other = (io.littlehorse.sdk.common.proto.SchemaField) obj;
+
+    if (!getName()
+        .equals(other.getName())) return false;
+    if (getOptional()
+        != other.getOptional()) return false;
+    if (!getFieldTypeCase().equals(other.getFieldTypeCase())) return false;
+    switch (fieldTypeCase_) {
+      case 3:
+        if (getPrimitiveValue()
+            != other.getPrimitiveValue()) return false;
+        break;
+      case 4:
+        if (!getSchemaId()
+            .equals(other.getSchemaId())) return false;
+        break;
+      case 5:
+        if (!getInlineSchema()
+            .equals(other.getInlineSchema())) return false;
+        break;
+      case 0:
+      default:
+    }
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    hash = (37 * hash) + NAME_FIELD_NUMBER;
+    hash = (53 * hash) + getName().hashCode();
+    hash = (37 * hash) + OPTIONAL_FIELD_NUMBER;
+    hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(
+        getOptional());
+    switch (fieldTypeCase_) {
+      case 3:
+        hash = (37 * hash) + PRIMITIVE_FIELD_NUMBER;
+        hash = (53 * hash) + getPrimitiveValue();
+        break;
+      case 4:
+        hash = (37 * hash) + SCHEMA_ID_FIELD_NUMBER;
+        hash = (53 * hash) + getSchemaId().hashCode();
+        break;
+      case 5:
+        hash = (37 * hash) + INLINE_SCHEMA_FIELD_NUMBER;
+        hash = (53 * hash) + getInlineSchema().hashCode();
+        break;
+      case 0:
+      default:
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaField parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaField parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaField parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(io.littlehorse.sdk.common.proto.SchemaField prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * A `SchemaField` defines a field inside a `Schema`.
+   * 

+   *
+   * Protobuf type {@code littlehorse.SchemaField}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:littlehorse.SchemaField)
+      io.littlehorse.sdk.common.proto.SchemaFieldOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_SchemaField_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_SchemaField_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.littlehorse.sdk.common.proto.SchemaField.class, io.littlehorse.sdk.common.proto.SchemaField.Builder.class);
+    }
+
+    // Construct using io.littlehorse.sdk.common.proto.SchemaField.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      bitField0_ = 0;
+      name_ = "";
+      optional_ = false;
+      if (schemaIdBuilder_ != null) {
+        schemaIdBuilder_.clear();
+      }
+      if (inlineSchemaBuilder_ != null) {
+        inlineSchemaBuilder_.clear();
+      }
+      fieldTypeCase_ = 0;
+      fieldType_ = null;
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_SchemaField_descriptor;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaField getDefaultInstanceForType() {
+      return io.littlehorse.sdk.common.proto.SchemaField.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaField build() {
+      io.littlehorse.sdk.common.proto.SchemaField result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaField buildPartial() {
+      io.littlehorse.sdk.common.proto.SchemaField result = new io.littlehorse.sdk.common.proto.SchemaField(this);
+      if (bitField0_ != 0) { buildPartial0(result); }
+      buildPartialOneofs(result);
+      onBuilt();
+      return result;
+    }
+
+    private void buildPartial0(io.littlehorse.sdk.common.proto.SchemaField result) {
+      int from_bitField0_ = bitField0_;
+      if (((from_bitField0_ & 0x00000001) != 0)) {
+        result.name_ = name_;
+      }
+      if (((from_bitField0_ & 0x00000002) != 0)) {
+        result.optional_ = optional_;
+      }
+    }
+
+    private void buildPartialOneofs(io.littlehorse.sdk.common.proto.SchemaField result) {
+      result.fieldTypeCase_ = fieldTypeCase_;
+      result.fieldType_ = this.fieldType_;
+      if (fieldTypeCase_ == 4 &&
+          schemaIdBuilder_ != null) {
+        result.fieldType_ = schemaIdBuilder_.build();
+      }
+      if (fieldTypeCase_ == 5 &&
+          inlineSchemaBuilder_ != null) {
+        result.fieldType_ = inlineSchemaBuilder_.build();
+      }
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof io.littlehorse.sdk.common.proto.SchemaField) {
+        return mergeFrom((io.littlehorse.sdk.common.proto.SchemaField)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(io.littlehorse.sdk.common.proto.SchemaField other) {
+      if (other == io.littlehorse.sdk.common.proto.SchemaField.getDefaultInstance()) return this;
+      if (!other.getName().isEmpty()) {
+        name_ = other.name_;
+        bitField0_ |= 0x00000001;
+        onChanged();
+      }
+      if (other.getOptional() != false) {
+        setOptional(other.getOptional());
+      }
+      switch (other.getFieldTypeCase()) {
+        case PRIMITIVE: {
+          setPrimitiveValue(other.getPrimitiveValue());
+          break;
+        }
+        case SCHEMA_ID: {
+          mergeSchemaId(other.getSchemaId());
+          break;
+        }
+        case INLINE_SCHEMA: {
+          mergeInlineSchema(other.getInlineSchema());
+          break;
+        }
+        case FIELDTYPE_NOT_SET: {
+          break;
+        }
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              name_ = input.readStringRequireUtf8();
+              bitField0_ |= 0x00000001;
+              break;
+            } // case 10
+            case 16: {
+              optional_ = input.readBool();
+              bitField0_ |= 0x00000002;
+              break;
+            } // case 16
+            case 24: {
+              int rawValue = input.readEnum();
+              fieldTypeCase_ = 3;
+              fieldType_ = rawValue;
+              break;
+            } // case 24
+            case 34: {
+              input.readMessage(
+                  getSchemaIdFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              fieldTypeCase_ = 4;
+              break;
+            } // case 34
+            case 42: {
+              input.readMessage(
+                  getInlineSchemaFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              fieldTypeCase_ = 5;
+              break;
+            } // case 42
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int fieldTypeCase_ = 0;
+    private java.lang.Object fieldType_;
+    public FieldTypeCase
+        getFieldTypeCase() {
+      return FieldTypeCase.forNumber(
+          fieldTypeCase_);
+    }
+
+    public Builder clearFieldType() {
+      fieldTypeCase_ = 0;
+      fieldType_ = null;
+      onChanged();
+      return this;
+    }
+
+    private int bitField0_;
+
+    private java.lang.Object name_ = "";
+    /**
+     * 
+     * The name of the field.
+     * 

+     *
+     * string name = 1;
+     * @return The name.
+     */
+    public java.lang.String getName() {
+      java.lang.Object ref = name_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        name_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the field.
+     * 

+     *
+     * string name = 1;
+     * @return The bytes for name.
+     */
+    public com.google.protobuf.ByteString
+        getNameBytes() {
+      java.lang.Object ref = name_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        name_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the field.
+     * 

+     *
+     * string name = 1;
+     * @param value The name to set.
+     * @return This builder for chaining.
+     */
+    public Builder setName(
+        java.lang.String value) {
+      if (value == null) { throw new NullPointerException(); }
+      name_ = value;
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the field.
+     * 

+     *
+     * string name = 1;
+     * @return This builder for chaining.
+     */
+    public Builder clearName() {
+      name_ = getDefaultInstance().getName();
+      bitField0_ = (bitField0_ & ~0x00000001);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the field.
+     * 

+     *
+     * string name = 1;
+     * @param value The bytes for name to set.
+     * @return This builder for chaining.
+     */
+    public Builder setNameBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) { throw new NullPointerException(); }
+      checkByteStringIsUtf8(value);
+      name_ = value;
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+
+    private boolean optional_ ;
+    /**
+     * 
+     * Whether the field is optional.
+     * 

+     *
+     * bool optional = 2;
+     * @return The optional.
+     */
+    @java.lang.Override
+    public boolean getOptional() {
+      return optional_;
+    }
+    /**
+     * 
+     * Whether the field is optional.
+     * 

+     *
+     * bool optional = 2;
+     * @param value The optional to set.
+     * @return This builder for chaining.
+     */
+    public Builder setOptional(boolean value) {
+
+      optional_ = value;
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * Whether the field is optional.
+     * 

+     *
+     * bool optional = 2;
+     * @return This builder for chaining.
+     */
+    public Builder clearOptional() {
+      bitField0_ = (bitField0_ & ~0x00000002);
+      optional_ = false;
+      onChanged();
+      return this;
+    }
+
+    /**
+     * 
+     * Specifies that the field is a primitive `VariableValue` of the specified type.
+     * 

+     *
+     * .littlehorse.PrimitiveType primitive = 3;
+     * @return Whether the primitive field is set.
+     */
+    @java.lang.Override
+    public boolean hasPrimitive() {
+      return fieldTypeCase_ == 3;
+    }
+    /**
+     * 
+     * Specifies that the field is a primitive `VariableValue` of the specified type.
+     * 

+     *
+     * .littlehorse.PrimitiveType primitive = 3;
+     * @return The enum numeric value on the wire for primitive.
+     */
+    @java.lang.Override
+    public int getPrimitiveValue() {
+      if (fieldTypeCase_ == 3) {
+        return ((java.lang.Integer) fieldType_).intValue();
+      }
+      return 0;
+    }
+    /**
+     * 
+     * Specifies that the field is a primitive `VariableValue` of the specified type.
+     * 

+     *
+     * .littlehorse.PrimitiveType primitive = 3;
+     * @param value The enum numeric value on the wire for primitive to set.
+     * @return This builder for chaining.
+     */
+    public Builder setPrimitiveValue(int value) {
+      fieldTypeCase_ = 3;
+      fieldType_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * Specifies that the field is a primitive `VariableValue` of the specified type.
+     * 

+     *
+     * .littlehorse.PrimitiveType primitive = 3;
+     * @return The primitive.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.PrimitiveType getPrimitive() {
+      if (fieldTypeCase_ == 3) {
+        io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(
+            (java.lang.Integer) fieldType_);
+        return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
+      }
+      return io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ;
+    }
+    /**
+     * 
+     * Specifies that the field is a primitive `VariableValue` of the specified type.
+     * 

+     *
+     * .littlehorse.PrimitiveType primitive = 3;
+     * @param value The primitive to set.
+     * @return This builder for chaining.
+     */
+    public Builder setPrimitive(io.littlehorse.sdk.common.proto.PrimitiveType value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      fieldTypeCase_ = 3;
+      fieldType_ = value.getNumber();
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * Specifies that the field is a primitive `VariableValue` of the specified type.
+     * 

+     *
+     * .littlehorse.PrimitiveType primitive = 3;
+     * @return This builder for chaining.
+     */
+    public Builder clearPrimitive() {
+      if (fieldTypeCase_ == 3) {
+        fieldTypeCase_ = 0;
+        fieldType_ = null;
+        onChanged();
+      }
+      return this;
+    }
+
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> schemaIdBuilder_;
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     * @return Whether the schemaId field is set.
+     */
+    @java.lang.Override
+    public boolean hasSchemaId() {
+      return fieldTypeCase_ == 4;
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     * @return The schemaId.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaId getSchemaId() {
+      if (schemaIdBuilder_ == null) {
+        if (fieldTypeCase_ == 4) {
+          return (io.littlehorse.sdk.common.proto.SchemaId) fieldType_;
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      } else {
+        if (fieldTypeCase_ == 4) {
+          return schemaIdBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     */
+    public Builder setSchemaId(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaIdBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        fieldType_ = value;
+        onChanged();
+      } else {
+        schemaIdBuilder_.setMessage(value);
+      }
+      fieldTypeCase_ = 4;
+      return this;
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     */
+    public Builder setSchemaId(
+        io.littlehorse.sdk.common.proto.SchemaId.Builder builderForValue) {
+      if (schemaIdBuilder_ == null) {
+        fieldType_ = builderForValue.build();
+        onChanged();
+      } else {
+        schemaIdBuilder_.setMessage(builderForValue.build());
+      }
+      fieldTypeCase_ = 4;
+      return this;
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     */
+    public Builder mergeSchemaId(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaIdBuilder_ == null) {
+        if (fieldTypeCase_ == 4 &&
+            fieldType_ != io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance()) {
+          fieldType_ = io.littlehorse.sdk.common.proto.SchemaId.newBuilder((io.littlehorse.sdk.common.proto.SchemaId) fieldType_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          fieldType_ = value;
+        }
+        onChanged();
+      } else {
+        if (fieldTypeCase_ == 4) {
+          schemaIdBuilder_.mergeFrom(value);
+        } else {
+          schemaIdBuilder_.setMessage(value);
+        }
+      }
+      fieldTypeCase_ = 4;
+      return this;
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     */
+    public Builder clearSchemaId() {
+      if (schemaIdBuilder_ == null) {
+        if (fieldTypeCase_ == 4) {
+          fieldTypeCase_ = 0;
+          fieldType_ = null;
+          onChanged();
+        }
+      } else {
+        if (fieldTypeCase_ == 4) {
+          fieldTypeCase_ = 0;
+          fieldType_ = null;
+        }
+        schemaIdBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     */
+    public io.littlehorse.sdk.common.proto.SchemaId.Builder getSchemaIdBuilder() {
+      return getSchemaIdFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaIdOrBuilder() {
+      if ((fieldTypeCase_ == 4) && (schemaIdBuilder_ != null)) {
+        return schemaIdBuilder_.getMessageOrBuilder();
+      } else {
+        if (fieldTypeCase_ == 4) {
+          return (io.littlehorse.sdk.common.proto.SchemaId) fieldType_;
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * Specifies that the field is of a specific `Schema`.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 4;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> 
+        getSchemaIdFieldBuilder() {
+      if (schemaIdBuilder_ == null) {
+        if (!(fieldTypeCase_ == 4)) {
+          fieldType_ = io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+        }
+        schemaIdBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder>(
+                (io.littlehorse.sdk.common.proto.SchemaId) fieldType_,
+                getParentForChildren(),
+                isClean());
+        fieldType_ = null;
+      }
+      fieldTypeCase_ = 4;
+      onChanged();
+      return schemaIdBuilder_;
+    }
+
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineSchema, io.littlehorse.sdk.common.proto.InlineSchema.Builder, io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder> inlineSchemaBuilder_;
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     * @return Whether the inlineSchema field is set.
+     */
+    @java.lang.Override
+    public boolean hasInlineSchema() {
+      return fieldTypeCase_ == 5;
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     * @return The inlineSchema.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.InlineSchema getInlineSchema() {
+      if (inlineSchemaBuilder_ == null) {
+        if (fieldTypeCase_ == 5) {
+          return (io.littlehorse.sdk.common.proto.InlineSchema) fieldType_;
+        }
+        return io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance();
+      } else {
+        if (fieldTypeCase_ == 5) {
+          return inlineSchemaBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     */
+    public Builder setInlineSchema(io.littlehorse.sdk.common.proto.InlineSchema value) {
+      if (inlineSchemaBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        fieldType_ = value;
+        onChanged();
+      } else {
+        inlineSchemaBuilder_.setMessage(value);
+      }
+      fieldTypeCase_ = 5;
+      return this;
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     */
+    public Builder setInlineSchema(
+        io.littlehorse.sdk.common.proto.InlineSchema.Builder builderForValue) {
+      if (inlineSchemaBuilder_ == null) {
+        fieldType_ = builderForValue.build();
+        onChanged();
+      } else {
+        inlineSchemaBuilder_.setMessage(builderForValue.build());
+      }
+      fieldTypeCase_ = 5;
+      return this;
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     */
+    public Builder mergeInlineSchema(io.littlehorse.sdk.common.proto.InlineSchema value) {
+      if (inlineSchemaBuilder_ == null) {
+        if (fieldTypeCase_ == 5 &&
+            fieldType_ != io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance()) {
+          fieldType_ = io.littlehorse.sdk.common.proto.InlineSchema.newBuilder((io.littlehorse.sdk.common.proto.InlineSchema) fieldType_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          fieldType_ = value;
+        }
+        onChanged();
+      } else {
+        if (fieldTypeCase_ == 5) {
+          inlineSchemaBuilder_.mergeFrom(value);
+        } else {
+          inlineSchemaBuilder_.setMessage(value);
+        }
+      }
+      fieldTypeCase_ = 5;
+      return this;
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     */
+    public Builder clearInlineSchema() {
+      if (inlineSchemaBuilder_ == null) {
+        if (fieldTypeCase_ == 5) {
+          fieldTypeCase_ = 0;
+          fieldType_ = null;
+          onChanged();
+        }
+      } else {
+        if (fieldTypeCase_ == 5) {
+          fieldTypeCase_ = 0;
+          fieldType_ = null;
+        }
+        inlineSchemaBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     */
+    public io.littlehorse.sdk.common.proto.InlineSchema.Builder getInlineSchemaBuilder() {
+      return getInlineSchemaFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder getInlineSchemaOrBuilder() {
+      if ((fieldTypeCase_ == 5) && (inlineSchemaBuilder_ != null)) {
+        return inlineSchemaBuilder_.getMessageOrBuilder();
+      } else {
+        if (fieldTypeCase_ == 5) {
+          return (io.littlehorse.sdk.common.proto.InlineSchema) fieldType_;
+        }
+        return io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * Specifies that field must be a `Struct` conforming to the accompanying schema.
+     * 

+     *
+     * .littlehorse.InlineSchema inline_schema = 5;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineSchema, io.littlehorse.sdk.common.proto.InlineSchema.Builder, io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder> 
+        getInlineSchemaFieldBuilder() {
+      if (inlineSchemaBuilder_ == null) {
+        if (!(fieldTypeCase_ == 5)) {
+          fieldType_ = io.littlehorse.sdk.common.proto.InlineSchema.getDefaultInstance();
+        }
+        inlineSchemaBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.InlineSchema, io.littlehorse.sdk.common.proto.InlineSchema.Builder, io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder>(
+                (io.littlehorse.sdk.common.proto.InlineSchema) fieldType_,
+                getParentForChildren(),
+                isClean());
+        fieldType_ = null;
+      }
+      fieldTypeCase_ = 5;
+      onChanged();
+      return inlineSchemaBuilder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:littlehorse.SchemaField)
+  }
+
+  // @@protoc_insertion_point(class_scope:littlehorse.SchemaField)
+  private static final io.littlehorse.sdk.common.proto.SchemaField DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.SchemaField();
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaField getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    @java.lang.Override
+    public SchemaField parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaField getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaFieldOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaFieldOrBuilder.java
new file mode 100644
index 000000000..ce178f5b1
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaFieldOrBuilder.java
@@ -0,0 +1,123 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+public interface SchemaFieldOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:littlehorse.SchemaField)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The name of the field.
+   * 

+   *
+   * string name = 1;
+   * @return The name.
+   */
+  java.lang.String getName();
+  /**
+   * 
+   * The name of the field.
+   * 

+   *
+   * string name = 1;
+   * @return The bytes for name.
+   */
+  com.google.protobuf.ByteString
+      getNameBytes();
+
+  /**
+   * 
+   * Whether the field is optional.
+   * 

+   *
+   * bool optional = 2;
+   * @return The optional.
+   */
+  boolean getOptional();
+
+  /**
+   * 
+   * Specifies that the field is a primitive `VariableValue` of the specified type.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 3;
+   * @return Whether the primitive field is set.
+   */
+  boolean hasPrimitive();
+  /**
+   * 
+   * Specifies that the field is a primitive `VariableValue` of the specified type.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 3;
+   * @return The enum numeric value on the wire for primitive.
+   */
+  int getPrimitiveValue();
+  /**
+   * 
+   * Specifies that the field is a primitive `VariableValue` of the specified type.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 3;
+   * @return The primitive.
+   */
+  io.littlehorse.sdk.common.proto.PrimitiveType getPrimitive();
+
+  /**
+   * 
+   * Specifies that the field is of a specific `Schema`.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 4;
+   * @return Whether the schemaId field is set.
+   */
+  boolean hasSchemaId();
+  /**
+   * 
+   * Specifies that the field is of a specific `Schema`.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 4;
+   * @return The schemaId.
+   */
+  io.littlehorse.sdk.common.proto.SchemaId getSchemaId();
+  /**
+   * 
+   * Specifies that the field is of a specific `Schema`.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 4;
+   */
+  io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaIdOrBuilder();
+
+  /**
+   * 
+   * Specifies that field must be a `Struct` conforming to the accompanying schema.
+   * 

+   *
+   * .littlehorse.InlineSchema inline_schema = 5;
+   * @return Whether the inlineSchema field is set.
+   */
+  boolean hasInlineSchema();
+  /**
+   * 
+   * Specifies that field must be a `Struct` conforming to the accompanying schema.
+   * 

+   *
+   * .littlehorse.InlineSchema inline_schema = 5;
+   * @return The inlineSchema.
+   */
+  io.littlehorse.sdk.common.proto.InlineSchema getInlineSchema();
+  /**
+   * 
+   * Specifies that field must be a `Struct` conforming to the accompanying schema.
+   * 

+   *
+   * .littlehorse.InlineSchema inline_schema = 5;
+   */
+  io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder getInlineSchemaOrBuilder();
+
+  io.littlehorse.sdk.common.proto.SchemaField.FieldTypeCase getFieldTypeCase();
+}
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaId.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaId.java
new file mode 100644
index 000000000..9655d1aa8
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaId.java
@@ -0,0 +1,659 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: object_id.proto
+
+package io.littlehorse.sdk.common.proto;
+
+/**
+ * 
+ * ID for a Schema
+ * 

+ *
+ * Protobuf type {@code littlehorse.SchemaId}
+ */
+public final class SchemaId extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:littlehorse.SchemaId)
+    SchemaIdOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use SchemaId.newBuilder() to construct.
+  private SchemaId(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private SchemaId() {
+    name_ = "";
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new SchemaId();
+  }
+
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return io.littlehorse.sdk.common.proto.ObjectId.internal_static_littlehorse_SchemaId_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return io.littlehorse.sdk.common.proto.ObjectId.internal_static_littlehorse_SchemaId_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            io.littlehorse.sdk.common.proto.SchemaId.class, io.littlehorse.sdk.common.proto.SchemaId.Builder.class);
+  }
+
+  public static final int NAME_FIELD_NUMBER = 1;
+  @SuppressWarnings("serial")
+  private volatile java.lang.Object name_ = "";
+  /**
+   * 
+   * The name of the `Schema`.
+   * 

+   *
+   * string name = 1;
+   * @return The name.
+   */
+  @java.lang.Override
+  public java.lang.String getName() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      name_ = s;
+      return s;
+    }
+  }
+  /**
+   * 
+   * The name of the `Schema`.
+   * 

+   *
+   * string name = 1;
+   * @return The bytes for name.
+   */
+  @java.lang.Override
+  public com.google.protobuf.ByteString
+      getNameBytes() {
+    java.lang.Object ref = name_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b = 
+          com.google.protobuf.ByteString.copyFromUtf8(
+              (java.lang.String) ref);
+      name_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  public static final int VERSION_FIELD_NUMBER = 2;
+  private int version_ = 0;
+  /**
+   * 
+   * The version of the `Schema`.
+   * 

+   *
+   * int32 version = 2;
+   * @return The version.
+   */
+  @java.lang.Override
+  public int getVersion() {
+    return version_;
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
+    }
+    if (version_ != 0) {
+      output.writeInt32(2, version_);
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
+    }
+    if (version_ != 0) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeInt32Size(2, version_);
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof io.littlehorse.sdk.common.proto.SchemaId)) {
+      return super.equals(obj);
+    }
+    io.littlehorse.sdk.common.proto.SchemaId other = (io.littlehorse.sdk.common.proto.SchemaId) obj;
+
+    if (!getName()
+        .equals(other.getName())) return false;
+    if (getVersion()
+        != other.getVersion()) return false;
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    hash = (37 * hash) + NAME_FIELD_NUMBER;
+    hash = (53 * hash) + getName().hashCode();
+    hash = (37 * hash) + VERSION_FIELD_NUMBER;
+    hash = (53 * hash) + getVersion();
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaId parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaId parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.SchemaId parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(io.littlehorse.sdk.common.proto.SchemaId prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * ID for a Schema
+   * 

+   *
+   * Protobuf type {@code littlehorse.SchemaId}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:littlehorse.SchemaId)
+      io.littlehorse.sdk.common.proto.SchemaIdOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.littlehorse.sdk.common.proto.ObjectId.internal_static_littlehorse_SchemaId_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.littlehorse.sdk.common.proto.ObjectId.internal_static_littlehorse_SchemaId_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.littlehorse.sdk.common.proto.SchemaId.class, io.littlehorse.sdk.common.proto.SchemaId.Builder.class);
+    }
+
+    // Construct using io.littlehorse.sdk.common.proto.SchemaId.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      bitField0_ = 0;
+      name_ = "";
+      version_ = 0;
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return io.littlehorse.sdk.common.proto.ObjectId.internal_static_littlehorse_SchemaId_descriptor;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaId getDefaultInstanceForType() {
+      return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaId build() {
+      io.littlehorse.sdk.common.proto.SchemaId result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaId buildPartial() {
+      io.littlehorse.sdk.common.proto.SchemaId result = new io.littlehorse.sdk.common.proto.SchemaId(this);
+      if (bitField0_ != 0) { buildPartial0(result); }
+      onBuilt();
+      return result;
+    }
+
+    private void buildPartial0(io.littlehorse.sdk.common.proto.SchemaId result) {
+      int from_bitField0_ = bitField0_;
+      if (((from_bitField0_ & 0x00000001) != 0)) {
+        result.name_ = name_;
+      }
+      if (((from_bitField0_ & 0x00000002) != 0)) {
+        result.version_ = version_;
+      }
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof io.littlehorse.sdk.common.proto.SchemaId) {
+        return mergeFrom((io.littlehorse.sdk.common.proto.SchemaId)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(io.littlehorse.sdk.common.proto.SchemaId other) {
+      if (other == io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance()) return this;
+      if (!other.getName().isEmpty()) {
+        name_ = other.name_;
+        bitField0_ |= 0x00000001;
+        onChanged();
+      }
+      if (other.getVersion() != 0) {
+        setVersion(other.getVersion());
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              name_ = input.readStringRequireUtf8();
+              bitField0_ |= 0x00000001;
+              break;
+            } // case 10
+            case 16: {
+              version_ = input.readInt32();
+              bitField0_ |= 0x00000002;
+              break;
+            } // case 16
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int bitField0_;
+
+    private java.lang.Object name_ = "";
+    /**
+     * 
+     * The name of the `Schema`.
+     * 

+     *
+     * string name = 1;
+     * @return The name.
+     */
+    public java.lang.String getName() {
+      java.lang.Object ref = name_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        name_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the `Schema`.
+     * 

+     *
+     * string name = 1;
+     * @return The bytes for name.
+     */
+    public com.google.protobuf.ByteString
+        getNameBytes() {
+      java.lang.Object ref = name_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        name_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the `Schema`.
+     * 

+     *
+     * string name = 1;
+     * @param value The name to set.
+     * @return This builder for chaining.
+     */
+    public Builder setName(
+        java.lang.String value) {
+      if (value == null) { throw new NullPointerException(); }
+      name_ = value;
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the `Schema`.
+     * 

+     *
+     * string name = 1;
+     * @return This builder for chaining.
+     */
+    public Builder clearName() {
+      name_ = getDefaultInstance().getName();
+      bitField0_ = (bitField0_ & ~0x00000001);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the `Schema`.
+     * 

+     *
+     * string name = 1;
+     * @param value The bytes for name to set.
+     * @return This builder for chaining.
+     */
+    public Builder setNameBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) { throw new NullPointerException(); }
+      checkByteStringIsUtf8(value);
+      name_ = value;
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+
+    private int version_ ;
+    /**
+     * 
+     * The version of the `Schema`.
+     * 

+     *
+     * int32 version = 2;
+     * @return The version.
+     */
+    @java.lang.Override
+    public int getVersion() {
+      return version_;
+    }
+    /**
+     * 
+     * The version of the `Schema`.
+     * 

+     *
+     * int32 version = 2;
+     * @param value The version to set.
+     * @return This builder for chaining.
+     */
+    public Builder setVersion(int value) {
+
+      version_ = value;
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The version of the `Schema`.
+     * 

+     *
+     * int32 version = 2;
+     * @return This builder for chaining.
+     */
+    public Builder clearVersion() {
+      bitField0_ = (bitField0_ & ~0x00000002);
+      version_ = 0;
+      onChanged();
+      return this;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:littlehorse.SchemaId)
+  }
+
+  // @@protoc_insertion_point(class_scope:littlehorse.SchemaId)
+  private static final io.littlehorse.sdk.common.proto.SchemaId DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.SchemaId();
+  }
+
+  public static io.littlehorse.sdk.common.proto.SchemaId getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    @java.lang.Override
+    public SchemaId parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaId getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaIdOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaIdOrBuilder.java
new file mode 100644
index 000000000..6022fd835
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaIdOrBuilder.java
@@ -0,0 +1,39 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: object_id.proto
+
+package io.littlehorse.sdk.common.proto;
+
+public interface SchemaIdOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:littlehorse.SchemaId)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The name of the `Schema`.
+   * 

+   *
+   * string name = 1;
+   * @return The name.
+   */
+  java.lang.String getName();
+  /**
+   * 
+   * The name of the `Schema`.
+   * 

+   *
+   * string name = 1;
+   * @return The bytes for name.
+   */
+  com.google.protobuf.ByteString
+      getNameBytes();
+
+  /**
+   * 
+   * The version of the `Schema`.
+   * 

+   *
+   * int32 version = 2;
+   * @return The version.
+   */
+  int getVersion();
+}
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaOrBuilder.java
new file mode 100644
index 000000000..c949bc947
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/SchemaOrBuilder.java
@@ -0,0 +1,92 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+public interface SchemaOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:littlehorse.Schema)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The id of the `Schema`. This includes the version.
+   * 

+   *
+   * .littlehorse.SchemaId id = 1;
+   * @return Whether the id field is set.
+   */
+  boolean hasId();
+  /**
+   * 
+   * The id of the `Schema`. This includes the version.
+   * 

+   *
+   * .littlehorse.SchemaId id = 1;
+   * @return The id.
+   */
+  io.littlehorse.sdk.common.proto.SchemaId getId();
+  /**
+   * 
+   * The id of the `Schema`. This includes the version.
+   * 

+   *
+   * .littlehorse.SchemaId id = 1;
+   */
+  io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getIdOrBuilder();
+
+  /**
+   * 
+   * Optionally description of the schema.
+   * 

+   *
+   * optional string description = 2;
+   * @return Whether the description field is set.
+   */
+  boolean hasDescription();
+  /**
+   * 
+   * Optionally description of the schema.
+   * 

+   *
+   * optional string description = 2;
+   * @return The description.
+   */
+  java.lang.String getDescription();
+  /**
+   * 
+   * Optionally description of the schema.
+   * 

+   *
+   * optional string description = 2;
+   * @return The bytes for description.
+   */
+  com.google.protobuf.ByteString
+      getDescriptionBytes();
+
+  /**
+   * 
+   * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+   * 

+   *
+   * .littlehorse.InlineSchema schema = 3;
+   * @return Whether the schema field is set.
+   */
+  boolean hasSchema();
+  /**
+   * 
+   * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+   * 

+   *
+   * .littlehorse.InlineSchema schema = 3;
+   * @return The schema.
+   */
+  io.littlehorse.sdk.common.proto.InlineSchema getSchema();
+  /**
+   * 
+   * The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`.
+   * 

+   *
+   * .littlehorse.InlineSchema schema = 3;
+   */
+  io.littlehorse.sdk.common.proto.InlineSchemaOrBuilder getSchemaOrBuilder();
+}
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Service.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Service.java
index 934124066..bb9868e47 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Service.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Service.java
@@ -458,439 +458,441 @@ public static void registerAllExtensions(
       "name\030\001 \001(\t\022,\n\ninput_vars\030\002 \003(\0132\030.littleh" +
       "orse.VariableDef\022<\n\routput_schema\030\003 \001(\0132" +
       " .littlehorse.TaskDefOutputSchemaH\000\210\001\001B\020" +
-      "\n\016_output_schema\"S\n\032PutWorkflowEventDefR" +
-      "equest\022\014\n\004name\030\001 \001(\t\022\'\n\004type\030\002 \001(\0162\031.lit" +
-      "tlehorse.VariableType\"{\n\025PutUserTaskDefR" +
-      "equest\022\014\n\004name\030\001 \001(\t\022*\n\006fields\030\002 \003(\0132\032.l" +
-      "ittlehorse.UserTaskField\022\030\n\013description\030" +
-      "\003 \001(\tH\000\210\001\001B\016\n\014_description\"o\n\032PutExterna" +
-      "lEventDefRequest\022\014\n\004name\030\001 \001(\t\022C\n\020retent" +
-      "ion_policy\030\002 \001(\0132).littlehorse.ExternalE" +
-      "ventRetentionPolicy\"\303\002\n\027PutExternalEvent" +
-      "Request\022\'\n\twf_run_id\030\001 \001(\0132\024.littlehorse" +
-      ".WfRunId\022>\n\025external_event_def_id\030\002 \001(\0132" +
-      "\037.littlehorse.ExternalEventDefId\022\021\n\004guid" +
-      "\030\003 \001(\tH\000\210\001\001\022+\n\007content\030\005 \001(\0132\032.littlehor" +
-      "se.VariableValue\022\036\n\021thread_run_number\030\006 " +
-      "\001(\005H\001\210\001\001\022\036\n\021node_run_position\030\007 \001(\005H\002\210\001\001" +
-      "B\007\n\005_guidB\024\n\022_thread_run_numberB\024\n\022_node" +
-      "_run_positionJ\004\010\004\020\005J\004\010\010\020\t\"F\n\032DeleteExter" +
-      "nalEventRequest\022(\n\002id\030\001 \001(\0132\034.littlehors" +
-      "e.ExternalEventId\"H\n\033DeleteScheduledWfRu" +
-      "nRequest\022)\n\002id\030\001 \001(\0132\035.littlehorse.Sched" +
-      "uledWfRunId\"6\n\022DeleteWfRunRequest\022 \n\002id\030" +
-      "\001 \001(\0132\024.littlehorse.WfRunId\":\n\024DeleteTas" +
-      "kDefRequest\022\"\n\002id\030\001 \001(\0132\026.littlehorse.Ta" +
-      "skDefId\"B\n\030DeleteUserTaskDefRequest\022&\n\002i" +
-      "d\030\001 \001(\0132\032.littlehorse.UserTaskDefId\"8\n\023D" +
-      "eleteWfSpecRequest\022!\n\002id\030\001 \001(\0132\025.littleh" +
-      "orse.WfSpecId\"L\n\035DeleteExternalEventDefR" +
-      "equest\022+\n\002id\030\001 \001(\0132\037.littlehorse.Externa" +
-      "lEventDefId\"\343\002\n\014RunWfRequest\022\024\n\014wf_spec_" +
-      "name\030\001 \001(\t\022\032\n\rmajor_version\030\002 \001(\005H\000\210\001\001\022\025" +
-      "\n\010revision\030\003 \001(\005H\001\210\001\001\022;\n\tvariables\030\004 \003(\013" +
-      "2(.littlehorse.RunWfRequest.VariablesEnt" +
-      "ry\022\017\n\002id\030\005 \001(\tH\002\210\001\001\0223\n\020parent_wf_run_id\030" +
-      "\006 \001(\0132\024.littlehorse.WfRunIdH\003\210\001\001\032L\n\016Vari" +
-      "ablesEntry\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032" +
-      ".littlehorse.VariableValue:\0028\001B\020\n\016_major" +
-      "_versionB\013\n\t_revisionB\005\n\003_idB\023\n\021_parent_" +
-      "wf_run_id\"\206\003\n\021ScheduleWfRequest\022\017\n\002id\030\001 " +
-      "\001(\tH\000\210\001\001\022\024\n\014wf_spec_name\030\002 \001(\t\022\032\n\rmajor_" +
-      "version\030\003 \001(\005H\001\210\001\001\022\025\n\010revision\030\004 \001(\005H\002\210\001" +
-      "\001\022@\n\tvariables\030\005 \003(\0132-.littlehorse.Sched" +
-      "uleWfRequest.VariablesEntry\0223\n\020parent_wf" +
-      "_run_id\030\006 \001(\0132\024.littlehorse.WfRunIdH\003\210\001\001" +
-      "\022\027\n\017cron_expression\030\007 \001(\t\032L\n\016VariablesEn" +
-      "try\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.little" +
-      "horse.VariableValue:\0028\001B\005\n\003_idB\020\n\016_major" +
-      "_versionB\013\n\t_revisionB\023\n\021_parent_wf_run_" +
-      "id\"L\n\rVariableMatch\022\020\n\010var_name\030\001 \001(\t\022)\n" +
-      "\005value\030\002 \001(\0132\032.littlehorse.VariableValue" +
-      "\"\275\001\n\031AwaitWorkflowEventRequest\022\'\n\twf_run" +
-      "_id\030\001 \001(\0132\024.littlehorse.WfRunId\0226\n\revent" +
-      "_def_ids\030\002 \003(\0132\037.littlehorse.WorkflowEve" +
-      "ntDefId\022?\n\031workflow_events_to_ignore\030\003 \003" +
-      "(\0132\034.littlehorse.WorkflowEventId\"\337\003\n\022Sea" +
-      "rchWfRunRequest\022\025\n\010bookmark\030\001 \001(\014H\000\210\001\001\022\022" +
-      "\n\005limit\030\002 \001(\005H\001\210\001\001\022\024\n\014wf_spec_name\030\003 \001(\t" +
-      "\022\"\n\025wf_spec_major_version\030\004 \001(\005H\002\210\001\001\022\035\n\020" +
-      "wf_spec_revision\030\005 \001(\005H\003\210\001\001\022*\n\006status\030\006 " +
-      "\001(\0162\025.littlehorse.LHStatusH\004\210\001\001\0227\n\016earli" +
-      "est_start\030\007 \001(\0132\032.google.protobuf.Timest" +
-      "ampH\005\210\001\001\0225\n\014latest_start\030\010 \001(\0132\032.google." +
-      "protobuf.TimestampH\006\210\001\001\0224\n\020variable_filt" +
-      "ers\030\t \003(\0132\032.littlehorse.VariableMatchB\013\n" +
-      "\t_bookmarkB\010\n\006_limitB\030\n\026_wf_spec_major_v" +
-      "ersionB\023\n\021_wf_spec_revisionB\t\n\007_statusB\021" +
-      "\n\017_earliest_startB\017\n\r_latest_start\"X\n\013Wf" +
-      "RunIdList\022%\n\007results\030\001 \003(\0132\024.littlehorse" +
-      ".WfRunId\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B\013\n\t_book" +
-      "mark\"\274\002\n\024SearchTaskRunRequest\022\025\n\010bookmar" +
-      "k\030\001 \001(\014H\000\210\001\001\022\022\n\005limit\030\002 \001(\005H\001\210\001\001\022\025\n\rtask" +
-      "_def_name\030\003 \001(\t\022,\n\006status\030\004 \001(\0162\027.little" +
-      "horse.TaskStatusH\002\210\001\001\0227\n\016earliest_start\030" +
-      "\005 \001(\0132\032.google.protobuf.TimestampH\003\210\001\001\0225" +
-      "\n\014latest_start\030\006 \001(\0132\032.google.protobuf.T" +
-      "imestampH\004\210\001\001B\013\n\t_bookmarkB\010\n\006_limitB\t\n\007" +
-      "_statusB\021\n\017_earliest_startB\017\n\r_latest_st" +
-      "art\"\\\n\rTaskRunIdList\022\'\n\007results\030\001 \003(\0132\026." +
-      "littlehorse.TaskRunId\022\025\n\010bookmark\030\002 \001(\014H" +
-      "\000\210\001\001B\013\n\t_bookmark\"\361\003\n\024SearchNodeRunReque" +
-      "st\022\025\n\010bookmark\030\001 \001(\014H\000\210\001\001\022\022\n\005limit\030\002 \001(\005" +
-      "H\001\210\001\001\0227\n\016earliest_start\030\003 \001(\0132\032.google.p" +
-      "rotobuf.TimestampH\002\210\001\001\0225\n\014latest_start\030\004" +
-      " \001(\0132\032.google.protobuf.TimestampH\003\210\001\001\022=\n" +
-      "\tnode_type\030\005 \001(\0162*.littlehorse.SearchNod" +
-      "eRunRequest.NodeType\022%\n\006status\030\006 \001(\0162\025.l" +
-      "ittlehorse.LHStatus\"\234\001\n\010NodeType\022\010\n\004TASK" +
-      "\020\000\022\022\n\016EXTERNAL_EVENT\020\001\022\016\n\nENTRYPOINT\020\002\022\010" +
-      "\n\004EXIT\020\003\022\020\n\014START_THREAD\020\004\022\020\n\014WAIT_THREA" +
-      "DS\020\005\022\t\n\005SLEEP\020\006\022\r\n\tUSER_TASK\020\007\022\032\n\026START_" +
-      "MULTIPLE_THREADS\020\010B\013\n\t_bookmarkB\010\n\006_limi" +
-      "tB\021\n\017_earliest_startB\017\n\r_latest_start\"\\\n" +
-      "\rNodeRunIdList\022\'\n\007results\030\001 \003(\0132\026.little" +
-      "horse.NodeRunId\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B\013" +
-      "\n\t_bookmark\"\262\003\n\030SearchUserTaskRunRequest" +
-      "\022\025\n\010bookmark\030\001 \001(\014H\000\210\001\001\022\022\n\005limit\030\002 \001(\005H\001" +
-      "\210\001\001\0223\n\006status\030\003 \001(\0162\036.littlehorse.UserTa" +
-      "skRunStatusH\002\210\001\001\022\037\n\022user_task_def_name\030\004" +
-      " \001(\tH\003\210\001\001\022\024\n\007user_id\030\005 \001(\tH\004\210\001\001\022\027\n\nuser_" +
-      "group\030\006 \001(\tH\005\210\001\001\0227\n\016earliest_start\030\007 \001(\013" +
-      "2\032.google.protobuf.TimestampH\006\210\001\001\0225\n\014lat" +
-      "est_start\030\010 \001(\0132\032.google.protobuf.Timest" +
-      "ampH\007\210\001\001B\013\n\t_bookmarkB\010\n\006_limitB\t\n\007_stat" +
-      "usB\025\n\023_user_task_def_nameB\n\n\010_user_idB\r\n" +
-      "\013_user_groupB\021\n\017_earliest_startB\017\n\r_late" +
-      "st_start\"d\n\021UserTaskRunIdList\022+\n\007results" +
-      "\030\001 \003(\0132\032.littlehorse.UserTaskRunId\022\025\n\010bo" +
-      "okmark\030\002 \001(\014H\000\210\001\001B\013\n\t_bookmark\"\236\002\n\025Searc" +
-      "hVariableRequest\022\025\n\010bookmark\030\001 \001(\014H\000\210\001\001\022" +
-      "\022\n\005limit\030\002 \001(\005H\001\210\001\001\022)\n\005value\030\003 \001(\0132\032.lit" +
-      "tlehorse.VariableValue\022\"\n\025wf_spec_major_" +
-      "version\030\004 \001(\005H\002\210\001\001\022\035\n\020wf_spec_revision\030\005" +
-      " \001(\005H\003\210\001\001\022\020\n\010var_name\030\006 \001(\t\022\024\n\014wf_spec_n" +
-      "ame\030\007 \001(\tB\013\n\t_bookmarkB\010\n\006_limitB\030\n\026_wf_" +
-      "spec_major_versionB\023\n\021_wf_spec_revision\"" +
-      "^\n\016VariableIdList\022(\n\007results\030\001 \003(\0132\027.lit" +
-      "tlehorse.VariableId\022\025\n\010bookmark\030\002 \001(\014H\000\210" +
-      "\001\001B\013\n\t_bookmark\"x\n\024SearchTaskDefRequest\022" +
+      "\n\016_output_schema\"\221\001\n\032PutWorkflowEventDef" +
+      "Request\022\014\n\004name\030\001 \001(\t\0224\n\016primitive_type\030" +
+      "\002 \001(\0162\032.littlehorse.PrimitiveTypeH\000\022\'\n\006s" +
+      "chema\030\003 \001(\0132\025.littlehorse.SchemaIdH\000B\006\n\004" +
+      "type\"{\n\025PutUserTaskDefRequest\022\014\n\004name\030\001 " +
+      "\001(\t\022*\n\006fields\030\002 \003(\0132\032.littlehorse.UserTa" +
+      "skField\022\030\n\013description\030\003 \001(\tH\000\210\001\001B\016\n\014_de" +
+      "scription\"o\n\032PutExternalEventDefRequest\022" +
+      "\014\n\004name\030\001 \001(\t\022C\n\020retention_policy\030\002 \001(\0132" +
+      ").littlehorse.ExternalEventRetentionPoli" +
+      "cy\"\303\002\n\027PutExternalEventRequest\022\'\n\twf_run" +
+      "_id\030\001 \001(\0132\024.littlehorse.WfRunId\022>\n\025exter" +
+      "nal_event_def_id\030\002 \001(\0132\037.littlehorse.Ext" +
+      "ernalEventDefId\022\021\n\004guid\030\003 \001(\tH\000\210\001\001\022+\n\007co" +
+      "ntent\030\005 \001(\0132\032.littlehorse.VariableValue\022" +
+      "\036\n\021thread_run_number\030\006 \001(\005H\001\210\001\001\022\036\n\021node_" +
+      "run_position\030\007 \001(\005H\002\210\001\001B\007\n\005_guidB\024\n\022_thr" +
+      "ead_run_numberB\024\n\022_node_run_positionJ\004\010\004" +
+      "\020\005J\004\010\010\020\t\"F\n\032DeleteExternalEventRequest\022(" +
+      "\n\002id\030\001 \001(\0132\034.littlehorse.ExternalEventId" +
+      "\"H\n\033DeleteScheduledWfRunRequest\022)\n\002id\030\001 " +
+      "\001(\0132\035.littlehorse.ScheduledWfRunId\"6\n\022De" +
+      "leteWfRunRequest\022 \n\002id\030\001 \001(\0132\024.littlehor" +
+      "se.WfRunId\":\n\024DeleteTaskDefRequest\022\"\n\002id" +
+      "\030\001 \001(\0132\026.littlehorse.TaskDefId\"B\n\030Delete" +
+      "UserTaskDefRequest\022&\n\002id\030\001 \001(\0132\032.littleh" +
+      "orse.UserTaskDefId\"8\n\023DeleteWfSpecReques" +
+      "t\022!\n\002id\030\001 \001(\0132\025.littlehorse.WfSpecId\"L\n\035" +
+      "DeleteExternalEventDefRequest\022+\n\002id\030\001 \001(" +
+      "\0132\037.littlehorse.ExternalEventDefId\"\343\002\n\014R" +
+      "unWfRequest\022\024\n\014wf_spec_name\030\001 \001(\t\022\032\n\rmaj" +
+      "or_version\030\002 \001(\005H\000\210\001\001\022\025\n\010revision\030\003 \001(\005H" +
+      "\001\210\001\001\022;\n\tvariables\030\004 \003(\0132(.littlehorse.Ru" +
+      "nWfRequest.VariablesEntry\022\017\n\002id\030\005 \001(\tH\002\210" +
+      "\001\001\0223\n\020parent_wf_run_id\030\006 \001(\0132\024.littlehor" +
+      "se.WfRunIdH\003\210\001\001\032L\n\016VariablesEntry\022\013\n\003key" +
+      "\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.littlehorse.Vari" +
+      "ableValue:\0028\001B\020\n\016_major_versionB\013\n\t_revi" +
+      "sionB\005\n\003_idB\023\n\021_parent_wf_run_id\"\206\003\n\021Sch" +
+      "eduleWfRequest\022\017\n\002id\030\001 \001(\tH\000\210\001\001\022\024\n\014wf_sp" +
+      "ec_name\030\002 \001(\t\022\032\n\rmajor_version\030\003 \001(\005H\001\210\001" +
+      "\001\022\025\n\010revision\030\004 \001(\005H\002\210\001\001\022@\n\tvariables\030\005 " +
+      "\003(\0132-.littlehorse.ScheduleWfRequest.Vari" +
+      "ablesEntry\0223\n\020parent_wf_run_id\030\006 \001(\0132\024.l" +
+      "ittlehorse.WfRunIdH\003\210\001\001\022\027\n\017cron_expressi" +
+      "on\030\007 \001(\t\032L\n\016VariablesEntry\022\013\n\003key\030\001 \001(\t\022" +
+      ")\n\005value\030\002 \001(\0132\032.littlehorse.VariableVal" +
+      "ue:\0028\001B\005\n\003_idB\020\n\016_major_versionB\013\n\t_revi" +
+      "sionB\023\n\021_parent_wf_run_id\"L\n\rVariableMat" +
+      "ch\022\020\n\010var_name\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.li" +
+      "ttlehorse.VariableValue\"\275\001\n\031AwaitWorkflo" +
+      "wEventRequest\022\'\n\twf_run_id\030\001 \001(\0132\024.littl" +
+      "ehorse.WfRunId\0226\n\revent_def_ids\030\002 \003(\0132\037." +
+      "littlehorse.WorkflowEventDefId\022?\n\031workfl" +
+      "ow_events_to_ignore\030\003 \003(\0132\034.littlehorse." +
+      "WorkflowEventId\"\337\003\n\022SearchWfRunRequest\022\025" +
+      "\n\010bookmark\030\001 \001(\014H\000\210\001\001\022\022\n\005limit\030\002 \001(\005H\001\210\001" +
+      "\001\022\024\n\014wf_spec_name\030\003 \001(\t\022\"\n\025wf_spec_major" +
+      "_version\030\004 \001(\005H\002\210\001\001\022\035\n\020wf_spec_revision\030" +
+      "\005 \001(\005H\003\210\001\001\022*\n\006status\030\006 \001(\0162\025.littlehorse" +
+      ".LHStatusH\004\210\001\001\0227\n\016earliest_start\030\007 \001(\0132\032" +
+      ".google.protobuf.TimestampH\005\210\001\001\0225\n\014lates" +
+      "t_start\030\010 \001(\0132\032.google.protobuf.Timestam" +
+      "pH\006\210\001\001\0224\n\020variable_filters\030\t \003(\0132\032.littl" +
+      "ehorse.VariableMatchB\013\n\t_bookmarkB\010\n\006_li" +
+      "mitB\030\n\026_wf_spec_major_versionB\023\n\021_wf_spe" +
+      "c_revisionB\t\n\007_statusB\021\n\017_earliest_start" +
+      "B\017\n\r_latest_start\"X\n\013WfRunIdList\022%\n\007resu" +
+      "lts\030\001 \003(\0132\024.littlehorse.WfRunId\022\025\n\010bookm" +
+      "ark\030\002 \001(\014H\000\210\001\001B\013\n\t_bookmark\"\274\002\n\024SearchTa" +
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-      "odeRuns\022 .littlehorse.ListNodeRunsReques" +
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-      "archVariableRequest\032\033.littlehorse.Variab" +
-      "leIdList\"\000\022b\n\023SearchExternalEvent\022\'.litt" +
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-      "alRequest\032\034.littlehorse.PrincipalIdList\"" +
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-      "askDef\022!.littlehorse.DeleteTaskDefReques" +
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-      "pec\022 .littlehorse.DeleteWfSpecRequest\032\026." +
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-      "rnalEventDefRequest\032\026.google.protobuf.Em" +
-      "pty\"\000\022P\n\017DeletePrincipal\022#.littlehorse.D" +
-      "eletePrincipalRequest\032\026.google.protobuf." +
-      "Empty\"\000\022Z\n\024DeleteScheduledWfRun\022(.little" +
-      "horse.DeleteScheduledWfRunRequest\032\026.goog" +
-      "le.protobuf.Empty\"\000\022a\n\027GetTaskDefMetrics" +
-      "Window\022\'.littlehorse.TaskDefMetricsQuery" +
-      "Request\032\033.littlehorse.TaskDefMetrics\"\000\022^" +
-      "\n\026GetWfSpecMetricsWindow\022&.littlehorse.W" +
-      "fSpecMetricsQueryRequest\032\032.littlehorse.W" +
-      "fSpecMetrics\"\000\022a\n\022ListTaskDefMetrics\022#.l" +
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-      "lehorse.ListTaskMetricsResponse\"\000\022\\\n\021Lis" +
-      "tWfSpecMetrics\022!.littlehorse.ListWfMetri" +
-      "csRequest\032\".littlehorse.ListWfMetricsRes" +
-      "ponse\"\000\022A\n\tPutTenant\022\035.littlehorse.PutTe" +
-      "nantRequest\032\023.littlehorse.Tenant\"\000\0229\n\tGe" +
-      "tTenant\022\025.littlehorse.TenantId\032\023.littleh" +
-      "orse.Tenant\"\000\022J\n\014PutPrincipal\022 .littleho" +
-      "rse.PutPrincipalRequest\032\026.littlehorse.Pr" +
-      "incipal\"\000\022:\n\006Whoami\022\026.google.protobuf.Em" +
-      "pty\032\026.littlehorse.Principal\"\000\022P\n\020GetServ" +
-      "erVersion\022\026.google.protobuf.Empty\032\".litt" +
-      "lehorse.ServerVersionResponse\"\000BI\n\037io.li" +
-      "ttlehorse.sdk.common.protoP\001Z\t.;lhproto\252" +
-      "\002\030LittleHorse.Common.Protob\006proto3"
+      "\001\001\022)\n\005value\030\003 \001(\0132\032.littlehorse.Variable" +
+      "Value\022\"\n\025wf_spec_major_version\030\004 \001(\005H\002\210\001" +
+      "\001\022\035\n\020wf_spec_revision\030\005 \001(\005H\003\210\001\001\022\020\n\010var_" +
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+      "kmarkB\010\n\006_limitB\030\n\026_wf_spec_major_versio" +
+      "nB\023\n\021_wf_spec_revision\"^\n\016VariableIdList" +
+      "\022(\n\007results\030\001 \003(\0132\027.littlehorse.Variable" +
+      "Id\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B\013\n\t_bookmark\"x" +
+      "\n\024SearchTaskDefRequest\022\025\n\010bookmark\030\001 \001(\014" +
+      "H\000\210\001\001\022\022\n\005limit\030\002 \001(\005H\001\210\001\001\022\023\n\006prefix\030\003 \001(" +
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+      "est\022\025\n\010bookmark\030\001 \001(\014H\001\210\001\001\022\022\n\005limit\030\002 \001(" +
+      "\005H\002\210\001\001\022\020\n\006prefix\030\003 \001(\tH\000\022\016\n\004name\030\004 \001(\tH\000" +
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+      "\010\n\006_limit\"d\n\021UserTaskDefIdList\022+\n\007result" +
+      "s\030\001 \003(\0132\032.littlehorse.UserTaskDefId\022\025\n\010b" +
+      "ookmark\030\002 \001(\014H\000\210\001\001B\013\n\t_bookmark\"\246\001\n\023Sear" +
+      "chWfSpecRequest\022\025\n\010bookmark\030\001 \001(\014H\001\210\001\001\022\022" +
+      "\n\005limit\030\002 \001(\005H\002\210\001\001\022\016\n\004name\030\003 \001(\tH\000\022\020\n\006pr" +
+      "efix\030\004 \001(\tH\000\022\027\n\rtask_def_name\030\005 \001(\tH\000B\022\n" +
+      "\020wf_spec_criteriaB\013\n\t_bookmarkB\010\n\006_limit" +
+      "\"Z\n\014WfSpecIdList\022&\n\007results\030\001 \003(\0132\025.litt" +
+      "lehorse.WfSpecId\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B" +
+      "\013\n\t_bookmark\"\201\001\n\035SearchExternalEventDefR" +
+      "equest\022\025\n\010bookmark\030\001 \001(\014H\000\210\001\001\022\022\n\005limit\030\002" +
+      " \001(\005H\001\210\001\001\022\023\n\006prefix\030\003 \001(\tH\002\210\001\001B\013\n\t_bookm" +
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+      "e.ExternalEventDefId\022\025\n\010bookmark\030\002 \001(\014H\000" +
+      "\210\001\001B\013\n\t_bookmark\"W\n\023SearchTenantRequest\022" +
+      "\022\n\005limit\030\001 \001(\005H\000\210\001\001\022\025\n\010bookmark\030\002 \001(\014H\001\210" +
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+      "d\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B\013\n\t_bookmark\"\253\002" +
+      "\n\026SearchPrincipalRequest\022\025\n\010bookmark\030\001 \001" +
+      "(\014H\001\210\001\001\022\022\n\005limit\030\002 \001(\005H\002\210\001\001\0227\n\016earliest_" +
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+      "\003\210\001\001\0225\n\014latest_start\030\004 \001(\0132\032.google.prot" +
+      "obuf.TimestampH\004\210\001\001\022\021\n\007isAdmin\030\005 \001(\010H\000\022\022" +
+      "\n\010tenantId\030\006 \001(\tH\000B\024\n\022principal_criteria" +
+      "B\013\n\t_bookmarkB\010\n\006_limitB\021\n\017_earliest_sta" +
+      "rtB\017\n\r_latest_start\"`\n\017PrincipalIdList\022)" +
+      "\n\007results\030\001 \003(\0132\030.littlehorse.PrincipalI" +
+      "d\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B\013\n\t_bookmark\"\332\002" +
+      "\n\032SearchExternalEventRequest\022\025\n\010bookmark" +
+      "\030\001 \001(\014H\000\210\001\001\022\022\n\005limit\030\002 \001(\005H\001\210\001\001\0227\n\016earli" +
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+      "ampH\002\210\001\001\0225\n\014latest_start\030\004 \001(\0132\032.google." +
+      "protobuf.TimestampH\003\210\001\001\022>\n\025external_even" +
+      "t_def_id\030\005 \001(\0132\037.littlehorse.ExternalEve" +
+      "ntDefId\022\027\n\nis_claimed\030\006 \001(\010H\004\210\001\001B\013\n\t_boo" +
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+      "atest_startB\r\n\013_is_claimed\"h\n\023ExternalEv" +
+      "entIdList\022-\n\007results\030\001 \003(\0132\034.littlehorse" +
+      ".ExternalEventId\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B" +
+      "\013\n\t_bookmark\"\266\001\n\023ListNodeRunsRequest\022\'\n\t" +
+      "wf_run_id\030\001 \001(\0132\024.littlehorse.WfRunId\022\036\n" +
+      "\021thread_run_number\030\002 \001(\005H\000\210\001\001\022\025\n\010bookmar" +
+      "k\030\003 \001(\014H\001\210\001\001\022\022\n\005limit\030\004 \001(\005H\002\210\001\001B\024\n\022_thr" +
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+      "\013NodeRunList\022%\n\007results\030\001 \003(\0132\024.littleho" +
+      "rse.NodeRun\022\025\n\010bookmark\030\002 \001(\014H\000\210\001\001B\013\n\t_b" +
+      "ookmark\"?\n\024ListVariablesRequest\022\'\n\twf_ru" +
+      "n_id\030\001 \001(\0132\024.littlehorse.WfRunId\"6\n\014Vari" +
+      "ableList\022&\n\007results\030\001 \003(\0132\025.littlehorse." +
+      "Variable\"D\n\031ListExternalEventsRequest\022\'\n" +
+      "\twf_run_id\030\001 \001(\0132\024.littlehorse.WfRunId\"@" +
+      "\n\021ExternalEventList\022+\n\007results\030\001 \003(\0132\032.l" +
+      "ittlehorse.ExternalEvent\"`\n\031RegisterTask" +
+      "WorkerRequest\022\026\n\016task_worker_id\030\001 \001(\t\022+\n" +
+      "\013task_def_id\030\002 \001(\0132\026.littlehorse.TaskDef" +
+      "Id\"s\n\032TaskWorkerHeartBeatRequest\022\021\n\tclie" +
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+      "\201\001\n\032RegisterTaskWorkerResponse\022+\n\nyour_h" +
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+      "s_cluster_healthy\030\002 \001(\010H\000\210\001\001B\025\n\023_is_clus" +
+      "ter_healthy\"(\n\nLHHostInfo\022\014\n\004host\030\001 \001(\t\022" +
+      "\014\n\004port\030\002 \001(\005\"\213\001\n\017PollTaskRequest\022+\n\013tas" +
+      "k_def_id\030\001 \001(\0132\026.littlehorse.TaskDefId\022\021" +
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+      ".littlehorse.TaskRunSource\"N\n\020PollTaskRe" +
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+      "\r\n\013_log_output\"V\n\020StopWfRunRequest\022\'\n\twf" +
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+      "ehorse.MetricsWindowLength\022\035\n\025schedule_t" +
+      "o_start_max\030\004 \001(\003\022\035\n\025schedule_to_start_a" +
+      "vg\030\005 \001(\003\022\035\n\025start_to_complete_max\030\006 \001(\003\022" +
+      "\035\n\025start_to_complete_avg\030\007 \001(\003\022\027\n\017total_" +
+      "completed\030\010 \001(\003\022\025\n\rtotal_errored\030\t \001(\003\022\025" +
+      "\n\rtotal_started\030\n \001(\003\022\027\n\017total_scheduled" +
+      "\030\013 \001(\003\"\241\002\n\rWfSpecMetrics\022)\n\nwf_spec_id\030\001" +
+      " \001(\0132\025.littlehorse.WfSpecId\0220\n\014window_st" +
+      "art\030\002 \001(\0132\032.google.protobuf.Timestamp\022.\n" +
+      "\004type\030\003 \001(\0162 .littlehorse.MetricsWindowL" +
+      "ength\022\025\n\rtotal_started\030\004 \001(\003\022\027\n\017total_co" +
+      "mpleted\030\005 \001(\003\022\025\n\rtotal_errored\030\006 \001(\003\022\035\n\025" +
+      "start_to_complete_max\030\007 \001(\003\022\035\n\025start_to_" +
+      "complete_avg\030\010 \001(\003\"A\n\026ListUserTaskRunReq" +
+      "uest\022\'\n\twf_run_id\030\001 \001(\0132\024.littlehorse.Wf" +
+      "RunId\"<\n\017UserTaskRunList\022)\n\007results\030\001 \003(" +
+      "\0132\030.littlehorse.UserTaskRun\"F\n\024Scheduled" +
+      "WfRunIdList\022.\n\007results\030\001 \003(\0132\035.littlehor" +
+      "se.ScheduledWfRunId\"\205\001\n\033SearchScheduledW" +
+      "fRunRequest\022\024\n\014wf_spec_name\030\001 \001(\t\022\032\n\rmaj" +
+      "or_version\030\002 \001(\005H\000\210\001\001\022\025\n\010revision\030\003 \001(\005H" +
+      "\001\210\001\001B\020\n\016_major_versionB\013\n\t_revision\"\212\001\n\022" +
+      "TaskWorkerMetadata\022\026\n\016task_worker_id\030\001 \001" +
+      "(\t\0224\n\020latest_heartbeat\030\002 \001(\0132\032.google.pr" +
+      "otobuf.Timestamp\022&\n\005hosts\030\003 \003(\0132\027.little" +
+      "horse.LHHostInfo\"\207\002\n\017TaskWorkerGroup\022*\n\002" +
+      "id\030\001 \001(\0132\036.littlehorse.TaskWorkerGroupId" +
+      "\022.\n\ncreated_at\030\002 \001(\0132\032.google.protobuf.T" +
+      "imestamp\022C\n\014task_workers\030\003 \003(\0132-.littleh" +
+      "orse.TaskWorkerGroup.TaskWorkersEntry\032S\n" +
+      "\020TaskWorkersEntry\022\013\n\003key\030\001 \001(\t\022.\n\005value\030" +
+      "\002 \001(\0132\037.littlehorse.TaskWorkerMetadata:\002" +
+      "8\001\">\n\023ListTaskRunsRequest\022\'\n\twf_run_id\030\001" +
+      " \001(\0132\024.littlehorse.WfRunId\"4\n\013TaskRunLis" +
+      "t\022%\n\007results\030\001 \003(\0132\024.littlehorse.TaskRun" +
+      "\"z\n\024MigrateWfSpecRequest\022*\n\013old_wf_spec\030" +
+      "\001 \001(\0132\025.littlehorse.WfSpecId\0226\n\tmigratio" +
+      "n\030\002 \001(\0132#.littlehorse.WfSpecVersionMigra" +
+      "tion\"T\n\026GetLatestWfSpecRequest\022\014\n\004name\030\001" +
+      " \001(\t\022\032\n\rmajor_version\030\002 \001(\005H\000\210\001\001B\020\n\016_maj" +
+      "or_version\"\234\001\n\025ServerVersionResponse\022\025\n\r" +
+      "major_version\030\001 \001(\005\022\025\n\rminor_version\030\002 \001" +
+      "(\005\022\025\n\rpatch_version\030\003 \001(\005\022#\n\026pre_release" +
+      "_identifier\030\004 \001(\tH\000\210\001\001B\031\n\027_pre_release_i" +
+      "dentifier*P\n\021AllowedUpdateType\022\017\n\013ALL_UP" +
+      "DATES\020\000\022\032\n\026MINOR_REVISION_UPDATES\020\001\022\016\n\nN" +
+      "O_UPDATES\020\0022\270+\n\013LittleHorse\022D\n\nPutTaskDe" +
+      "f\022\036.littlehorse.PutTaskDefRequest\032\024.litt" +
+      "lehorse.TaskDef\"\000\022<\n\nGetTaskDef\022\026.little" +
+      "horse.TaskDefId\032\024.littlehorse.TaskDef\"\000\022" +
+      "L\n\022GetTaskWorkerGroup\022\026.littlehorse.Task" +
+      "DefId\032\034.littlehorse.TaskWorkerGroup\"\000\022_\n" +
+      "\023PutExternalEventDef\022\'.littlehorse.PutEx" +
+      "ternalEventDefRequest\032\035.littlehorse.Exte" +
+      "rnalEventDef\"\000\022W\n\023GetExternalEventDef\022\037." +
+      "littlehorse.ExternalEventDefId\032\035.littleh" +
+      "orse.ExternalEventDef\"\000\022_\n\023PutWorkflowEv" +
+      "entDef\022\'.littlehorse.PutWorkflowEventDef" +
+      "Request\032\035.littlehorse.WorkflowEventDef\"\000" +
+      "\022A\n\tPutWfSpec\022\035.littlehorse.PutWfSpecReq" +
+      "uest\032\023.littlehorse.WfSpec\"\000\0229\n\tGetWfSpec" +
+      "\022\025.littlehorse.WfSpecId\032\023.littlehorse.Wf" +
+      "Spec\"\000\022M\n\017GetLatestWfSpec\022#.littlehorse." +
+      "GetLatestWfSpecRequest\032\023.littlehorse.WfS" +
+      "pec\"\000\022I\n\rMigrateWfSpec\022!.littlehorse.Mig" +
+      "rateWfSpecRequest\032\023.littlehorse.WfSpec\"\000" +
+      "\022P\n\016PutUserTaskDef\022\".littlehorse.PutUser" +
+      "TaskDefRequest\032\030.littlehorse.UserTaskDef" +
+      "\"\000\022H\n\016GetUserTaskDef\022\032.littlehorse.UserT" +
+      "askDefId\032\030.littlehorse.UserTaskDef\"\000\022\\\n\024" +
+      "GetLatestUserTaskDef\022(.littlehorse.GetLa" +
+      "testUserTaskDefRequest\032\030.littlehorse.Use" +
+      "rTaskDef\"\000\0228\n\005RunWf\022\031.littlehorse.RunWfR" +
+      "equest\032\022.littlehorse.WfRun\"\000\022K\n\nSchedule" +
+      "Wf\022\036.littlehorse.ScheduleWfRequest\032\033.lit" +
+      "tlehorse.ScheduledWfRun\"\000\022e\n\024SearchSched" +
+      "uledWfRun\022(.littlehorse.SearchScheduledW" +
+      "fRunRequest\032!.littlehorse.ScheduledWfRun" +
+      "IdList\"\000\022Q\n\021GetScheduledWfRun\022\035.littleho" +
+      "rse.ScheduledWfRunId\032\033.littlehorse.Sched" +
+      "uledWfRun\"\000\0226\n\010GetWfRun\022\024.littlehorse.Wf" +
+      "RunId\032\022.littlehorse.WfRun\"\000\022H\n\016GetUserTa" +
+      "skRun\022\032.littlehorse.UserTaskRunId\032\030.litt" +
+      "lehorse.UserTaskRun\"\000\022T\n\021AssignUserTaskR" +
+      "un\022%.littlehorse.AssignUserTaskRunReques" +
+      "t\032\026.google.protobuf.Empty\"\000\022X\n\023CompleteU" +
+      "serTaskRun\022\'.littlehorse.CompleteUserTas" +
+      "kRunRequest\032\026.google.protobuf.Empty\"\000\022T\n" +
+      "\021CancelUserTaskRun\022%.littlehorse.CancelU" +
+      "serTaskRunRequest\032\026.google.protobuf.Empt" +
+      "y\"\000\022b\n\027SaveUserTaskRunProgress\022+.littleh" +
+      "orse.SaveUserTaskRunProgressRequest\032\030.li" +
+      "ttlehorse.UserTaskRun\"\000\022W\n\020ListUserTaskR" +
+      "uns\022#.littlehorse.ListUserTaskRunRequest" +
+      "\032\034.littlehorse.UserTaskRunList\"\000\022<\n\nGetN" +
+      "odeRun\022\026.littlehorse.NodeRunId\032\024.littleh" +
+      "orse.NodeRun\"\000\022L\n\014ListNodeRuns\022 .littleh" +
+      "orse.ListNodeRunsRequest\032\030.littlehorse.N" +
+      "odeRunList\"\000\022<\n\nGetTaskRun\022\026.littlehorse" +
+      ".TaskRunId\032\024.littlehorse.TaskRun\"\000\022L\n\014Li" +
+      "stTaskRuns\022 .littlehorse.ListTaskRunsReq" +
+      "uest\032\030.littlehorse.TaskRunList\"\000\022?\n\013GetV" +
+      "ariable\022\027.littlehorse.VariableId\032\025.littl" +
+      "ehorse.Variable\"\000\022O\n\rListVariables\022!.lit" +
+      "tlehorse.ListVariablesRequest\032\031.littleho" +
+      "rse.VariableList\"\000\022V\n\020PutExternalEvent\022$" +
+      ".littlehorse.PutExternalEventRequest\032\032.l" +
+      "ittlehorse.ExternalEvent\"\000\022N\n\020GetExterna" +
+      "lEvent\022\034.littlehorse.ExternalEventId\032\032.l" +
+      "ittlehorse.ExternalEvent\"\000\022Z\n\022AwaitWorkf" +
+      "lowEvent\022&.littlehorse.AwaitWorkflowEven" +
+      "tRequest\032\032.littlehorse.WorkflowEvent\"\000\022^" +
+      "\n\022ListExternalEvents\022&.littlehorse.ListE" +
+      "xternalEventsRequest\032\036.littlehorse.Exter" +
+      "nalEventList\"\000\022J\n\013SearchWfRun\022\037.littleho" +
+      "rse.SearchWfRunRequest\032\030.littlehorse.WfR" +
+      "unIdList\"\000\022P\n\rSearchNodeRun\022!.littlehors" +
+      "e.SearchNodeRunRequest\032\032.littlehorse.Nod" +
+      "eRunIdList\"\000\022P\n\rSearchTaskRun\022!.littleho" +
+      "rse.SearchTaskRunRequest\032\032.littlehorse.T" +
+      "askRunIdList\"\000\022\\\n\021SearchUserTaskRun\022%.li" +
+      "ttlehorse.SearchUserTaskRunRequest\032\036.lit" +
+      "tlehorse.UserTaskRunIdList\"\000\022S\n\016SearchVa" +
+      "riable\022\".littlehorse.SearchVariableReque" +
+      "st\032\033.littlehorse.VariableIdList\"\000\022b\n\023Sea" +
+      "rchExternalEvent\022\'.littlehorse.SearchExt" +
+      "ernalEventRequest\032 .littlehorse.External" +
+      "EventIdList\"\000\022P\n\rSearchTaskDef\022!.littleh",
+      "orse.SearchTaskDefRequest\032\032.littlehorse." +
+      "TaskDefIdList\"\000\022\\\n\021SearchUserTaskDef\022%.l" +
+      "ittlehorse.SearchUserTaskDefRequest\032\036.li" +
+      "ttlehorse.UserTaskDefIdList\"\000\022M\n\014SearchW" +
+      "fSpec\022 .littlehorse.SearchWfSpecRequest\032" +
+      "\031.littlehorse.WfSpecIdList\"\000\022k\n\026SearchEx" +
+      "ternalEventDef\022*.littlehorse.SearchExter" +
+      "nalEventDefRequest\032#.littlehorse.Externa" +
+      "lEventDefIdList\"\000\022M\n\014SearchTenant\022 .litt" +
+      "lehorse.SearchTenantRequest\032\031.littlehors" +
+      "e.TenantIdList\"\000\022V\n\017SearchPrincipal\022#.li" +
+      "ttlehorse.SearchPrincipalRequest\032\034.littl" +
+      "ehorse.PrincipalIdList\"\000\022g\n\022RegisterTask" +
+      "Worker\022&.littlehorse.RegisterTaskWorkerR" +
+      "equest\032\'.littlehorse.RegisterTaskWorkerR" +
+      "esponse\"\000\022M\n\010PollTask\022\034.littlehorse.Poll" +
+      "TaskRequest\032\035.littlehorse.PollTaskRespon" +
+      "se\"\000(\0010\001\022B\n\nReportTask\022\032.littlehorse.Rep" +
+      "ortTaskRun\032\026.google.protobuf.Empty\"\000\022D\n\t" +
+      "StopWfRun\022\035.littlehorse.StopWfRunRequest" +
+      "\032\026.google.protobuf.Empty\"\000\022H\n\013ResumeWfRu" +
+      "n\022\037.littlehorse.ResumeWfRunRequest\032\026.goo" +
+      "gle.protobuf.Empty\"\000\022L\n\017RescueThreadRun\022" +
+      "#.littlehorse.RescueThreadRunRequest\032\022.l" +
+      "ittlehorse.WfRun\"\000\022H\n\013DeleteWfRun\022\037.litt" +
+      "lehorse.DeleteWfRunRequest\032\026.google.prot" +
+      "obuf.Empty\"\000\022L\n\rDeleteTaskDef\022!.littleho" +
+      "rse.DeleteTaskDefRequest\032\026.google.protob" +
+      "uf.Empty\"\000\022J\n\014DeleteWfSpec\022 .littlehorse" +
+      ".DeleteWfSpecRequest\032\026.google.protobuf.E" +
+      "mpty\"\000\022T\n\021DeleteUserTaskDef\022%.littlehors" +
+      "e.DeleteUserTaskDefRequest\032\026.google.prot" +
+      "obuf.Empty\"\000\022^\n\026DeleteExternalEventDef\022*" +
+      ".littlehorse.DeleteExternalEventDefReque" +
+      "st\032\026.google.protobuf.Empty\"\000\022P\n\017DeletePr" +
+      "incipal\022#.littlehorse.DeletePrincipalReq" +
+      "uest\032\026.google.protobuf.Empty\"\000\022Z\n\024Delete" +
+      "ScheduledWfRun\022(.littlehorse.DeleteSched" +
+      "uledWfRunRequest\032\026.google.protobuf.Empty" +
+      "\"\000\022a\n\027GetTaskDefMetricsWindow\022\'.littleho" +
+      "rse.TaskDefMetricsQueryRequest\032\033.littleh" +
+      "orse.TaskDefMetrics\"\000\022^\n\026GetWfSpecMetric" +
+      "sWindow\022&.littlehorse.WfSpecMetricsQuery" +
+      "Request\032\032.littlehorse.WfSpecMetrics\"\000\022a\n" +
+      "\022ListTaskDefMetrics\022#.littlehorse.ListTa" +
+      "skMetricsRequest\032$.littlehorse.ListTaskM" +
+      "etricsResponse\"\000\022\\\n\021ListWfSpecMetrics\022!." +
+      "littlehorse.ListWfMetricsRequest\032\".littl" +
+      "ehorse.ListWfMetricsResponse\"\000\022A\n\tPutTen" +
+      "ant\022\035.littlehorse.PutTenantRequest\032\023.lit" +
+      "tlehorse.Tenant\"\000\0229\n\tGetTenant\022\025.littleh" +
+      "orse.TenantId\032\023.littlehorse.Tenant\"\000\022J\n\014" +
+      "PutPrincipal\022 .littlehorse.PutPrincipalR" +
+      "equest\032\026.littlehorse.Principal\"\000\022:\n\006Whoa" +
+      "mi\022\026.google.protobuf.Empty\032\026.littlehorse" +
+      ".Principal\"\000\022P\n\020GetServerVersion\022\026.googl" +
+      "e.protobuf.Empty\032\".littlehorse.ServerVer" +
+      "sionResponse\"\000BI\n\037io.littlehorse.sdk.com" +
+      "mon.protoP\001Z\t.;lhproto\252\002\030LittleHorse.Com" +
+      "mon.Protob\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -941,7 +943,7 @@ public static void registerAllExtensions(
     internal_static_littlehorse_PutWorkflowEventDefRequest_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_littlehorse_PutWorkflowEventDefRequest_descriptor,
-        new java.lang.String[] { "Name", "Type", });
+        new java.lang.String[] { "Name", "PrimitiveType", "Schema", "Type", });
     internal_static_littlehorse_PutUserTaskDefRequest_descriptor =
       getDescriptor().getMessageTypes().get(4);
     internal_static_littlehorse_PutUserTaskDefRequest_fieldAccessorTable = new
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Struct.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Struct.java
new file mode 100644
index 000000000..9ca0389dd
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/Struct.java
@@ -0,0 +1,873 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+/**
+ * 
+ * A Struct is a strongly-typed structure containing fields. The Struct is defined
+ * according to the `Schema` object.
+ * 

+ *
+ * Protobuf type {@code littlehorse.Struct}
+ */
+public final class Struct extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:littlehorse.Struct)
+    StructOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use Struct.newBuilder() to construct.
+  private Struct(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private Struct() {
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new Struct();
+  }
+
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Struct_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Struct_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            io.littlehorse.sdk.common.proto.Struct.class, io.littlehorse.sdk.common.proto.Struct.Builder.class);
+  }
+
+  public static final int SCHEMA_ID_FIELD_NUMBER = 1;
+  private io.littlehorse.sdk.common.proto.SchemaId schemaId_;
+  /**
+   * 
+   * The id of the schema.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 1;
+   * @return Whether the schemaId field is set.
+   */
+  @java.lang.Override
+  public boolean hasSchemaId() {
+    return schemaId_ != null;
+  }
+  /**
+   * 
+   * The id of the schema.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 1;
+   * @return The schemaId.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaId getSchemaId() {
+    return schemaId_ == null ? io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : schemaId_;
+  }
+  /**
+   * 
+   * The id of the schema.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 1;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaIdOrBuilder() {
+    return schemaId_ == null ? io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : schemaId_;
+  }
+
+  public static final int STRUCT_FIELD_NUMBER = 2;
+  private io.littlehorse.sdk.common.proto.InlineStruct struct_;
+  /**
+   * 
+   * The content of the Struct
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return Whether the struct field is set.
+   */
+  @java.lang.Override
+  public boolean hasStruct() {
+    return struct_ != null;
+  }
+  /**
+   * 
+   * The content of the Struct
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return The struct.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineStruct getStruct() {
+    return struct_ == null ? io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance() : struct_;
+  }
+  /**
+   * 
+   * The content of the Struct
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineStructOrBuilder getStructOrBuilder() {
+    return struct_ == null ? io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance() : struct_;
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (schemaId_ != null) {
+      output.writeMessage(1, getSchemaId());
+    }
+    if (struct_ != null) {
+      output.writeMessage(2, getStruct());
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (schemaId_ != null) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(1, getSchemaId());
+    }
+    if (struct_ != null) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(2, getStruct());
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof io.littlehorse.sdk.common.proto.Struct)) {
+      return super.equals(obj);
+    }
+    io.littlehorse.sdk.common.proto.Struct other = (io.littlehorse.sdk.common.proto.Struct) obj;
+
+    if (hasSchemaId() != other.hasSchemaId()) return false;
+    if (hasSchemaId()) {
+      if (!getSchemaId()
+          .equals(other.getSchemaId())) return false;
+    }
+    if (hasStruct() != other.hasStruct()) return false;
+    if (hasStruct()) {
+      if (!getStruct()
+          .equals(other.getStruct())) return false;
+    }
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    if (hasSchemaId()) {
+      hash = (37 * hash) + SCHEMA_ID_FIELD_NUMBER;
+      hash = (53 * hash) + getSchemaId().hashCode();
+    }
+    if (hasStruct()) {
+      hash = (37 * hash) + STRUCT_FIELD_NUMBER;
+      hash = (53 * hash) + getStruct().hashCode();
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public static io.littlehorse.sdk.common.proto.Struct parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+
+  public static io.littlehorse.sdk.common.proto.Struct parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.Struct parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(io.littlehorse.sdk.common.proto.Struct prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * A Struct is a strongly-typed structure containing fields. The Struct is defined
+   * according to the `Schema` object.
+   * 

+   *
+   * Protobuf type {@code littlehorse.Struct}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:littlehorse.Struct)
+      io.littlehorse.sdk.common.proto.StructOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Struct_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Struct_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.littlehorse.sdk.common.proto.Struct.class, io.littlehorse.sdk.common.proto.Struct.Builder.class);
+    }
+
+    // Construct using io.littlehorse.sdk.common.proto.Struct.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      bitField0_ = 0;
+      schemaId_ = null;
+      if (schemaIdBuilder_ != null) {
+        schemaIdBuilder_.dispose();
+        schemaIdBuilder_ = null;
+      }
+      struct_ = null;
+      if (structBuilder_ != null) {
+        structBuilder_.dispose();
+        structBuilder_ = null;
+      }
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_Struct_descriptor;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.Struct getDefaultInstanceForType() {
+      return io.littlehorse.sdk.common.proto.Struct.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.Struct build() {
+      io.littlehorse.sdk.common.proto.Struct result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.Struct buildPartial() {
+      io.littlehorse.sdk.common.proto.Struct result = new io.littlehorse.sdk.common.proto.Struct(this);
+      if (bitField0_ != 0) { buildPartial0(result); }
+      onBuilt();
+      return result;
+    }
+
+    private void buildPartial0(io.littlehorse.sdk.common.proto.Struct result) {
+      int from_bitField0_ = bitField0_;
+      if (((from_bitField0_ & 0x00000001) != 0)) {
+        result.schemaId_ = schemaIdBuilder_ == null
+            ? schemaId_
+            : schemaIdBuilder_.build();
+      }
+      if (((from_bitField0_ & 0x00000002) != 0)) {
+        result.struct_ = structBuilder_ == null
+            ? struct_
+            : structBuilder_.build();
+      }
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof io.littlehorse.sdk.common.proto.Struct) {
+        return mergeFrom((io.littlehorse.sdk.common.proto.Struct)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(io.littlehorse.sdk.common.proto.Struct other) {
+      if (other == io.littlehorse.sdk.common.proto.Struct.getDefaultInstance()) return this;
+      if (other.hasSchemaId()) {
+        mergeSchemaId(other.getSchemaId());
+      }
+      if (other.hasStruct()) {
+        mergeStruct(other.getStruct());
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              input.readMessage(
+                  getSchemaIdFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              bitField0_ |= 0x00000001;
+              break;
+            } // case 10
+            case 18: {
+              input.readMessage(
+                  getStructFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              bitField0_ |= 0x00000002;
+              break;
+            } // case 18
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int bitField0_;
+
+    private io.littlehorse.sdk.common.proto.SchemaId schemaId_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> schemaIdBuilder_;
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     * @return Whether the schemaId field is set.
+     */
+    public boolean hasSchemaId() {
+      return ((bitField0_ & 0x00000001) != 0);
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     * @return The schemaId.
+     */
+    public io.littlehorse.sdk.common.proto.SchemaId getSchemaId() {
+      if (schemaIdBuilder_ == null) {
+        return schemaId_ == null ? io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : schemaId_;
+      } else {
+        return schemaIdBuilder_.getMessage();
+      }
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     */
+    public Builder setSchemaId(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaIdBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        schemaId_ = value;
+      } else {
+        schemaIdBuilder_.setMessage(value);
+      }
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     */
+    public Builder setSchemaId(
+        io.littlehorse.sdk.common.proto.SchemaId.Builder builderForValue) {
+      if (schemaIdBuilder_ == null) {
+        schemaId_ = builderForValue.build();
+      } else {
+        schemaIdBuilder_.setMessage(builderForValue.build());
+      }
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     */
+    public Builder mergeSchemaId(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaIdBuilder_ == null) {
+        if (((bitField0_ & 0x00000001) != 0) &&
+          schemaId_ != null &&
+          schemaId_ != io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance()) {
+          getSchemaIdBuilder().mergeFrom(value);
+        } else {
+          schemaId_ = value;
+        }
+      } else {
+        schemaIdBuilder_.mergeFrom(value);
+      }
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     */
+    public Builder clearSchemaId() {
+      bitField0_ = (bitField0_ & ~0x00000001);
+      schemaId_ = null;
+      if (schemaIdBuilder_ != null) {
+        schemaIdBuilder_.dispose();
+        schemaIdBuilder_ = null;
+      }
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     */
+    public io.littlehorse.sdk.common.proto.SchemaId.Builder getSchemaIdBuilder() {
+      bitField0_ |= 0x00000001;
+      onChanged();
+      return getSchemaIdFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     */
+    public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaIdOrBuilder() {
+      if (schemaIdBuilder_ != null) {
+        return schemaIdBuilder_.getMessageOrBuilder();
+      } else {
+        return schemaId_ == null ?
+            io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance() : schemaId_;
+      }
+    }
+    /**
+     * 
+     * The id of the schema.
+     * 

+     *
+     * .littlehorse.SchemaId schema_id = 1;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> 
+        getSchemaIdFieldBuilder() {
+      if (schemaIdBuilder_ == null) {
+        schemaIdBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder>(
+                getSchemaId(),
+                getParentForChildren(),
+                isClean());
+        schemaId_ = null;
+      }
+      return schemaIdBuilder_;
+    }
+
+    private io.littlehorse.sdk.common.proto.InlineStruct struct_;
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineStruct, io.littlehorse.sdk.common.proto.InlineStruct.Builder, io.littlehorse.sdk.common.proto.InlineStructOrBuilder> structBuilder_;
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     * @return Whether the struct field is set.
+     */
+    public boolean hasStruct() {
+      return ((bitField0_ & 0x00000002) != 0);
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     * @return The struct.
+     */
+    public io.littlehorse.sdk.common.proto.InlineStruct getStruct() {
+      if (structBuilder_ == null) {
+        return struct_ == null ? io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance() : struct_;
+      } else {
+        return structBuilder_.getMessage();
+      }
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder setStruct(io.littlehorse.sdk.common.proto.InlineStruct value) {
+      if (structBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        struct_ = value;
+      } else {
+        structBuilder_.setMessage(value);
+      }
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder setStruct(
+        io.littlehorse.sdk.common.proto.InlineStruct.Builder builderForValue) {
+      if (structBuilder_ == null) {
+        struct_ = builderForValue.build();
+      } else {
+        structBuilder_.setMessage(builderForValue.build());
+      }
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder mergeStruct(io.littlehorse.sdk.common.proto.InlineStruct value) {
+      if (structBuilder_ == null) {
+        if (((bitField0_ & 0x00000002) != 0) &&
+          struct_ != null &&
+          struct_ != io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance()) {
+          getStructBuilder().mergeFrom(value);
+        } else {
+          struct_ = value;
+        }
+      } else {
+        structBuilder_.mergeFrom(value);
+      }
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder clearStruct() {
+      bitField0_ = (bitField0_ & ~0x00000002);
+      struct_ = null;
+      if (structBuilder_ != null) {
+        structBuilder_.dispose();
+        structBuilder_ = null;
+      }
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public io.littlehorse.sdk.common.proto.InlineStruct.Builder getStructBuilder() {
+      bitField0_ |= 0x00000002;
+      onChanged();
+      return getStructFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public io.littlehorse.sdk.common.proto.InlineStructOrBuilder getStructOrBuilder() {
+      if (structBuilder_ != null) {
+        return structBuilder_.getMessageOrBuilder();
+      } else {
+        return struct_ == null ?
+            io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance() : struct_;
+      }
+    }
+    /**
+     * 
+     * The content of the Struct
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineStruct, io.littlehorse.sdk.common.proto.InlineStruct.Builder, io.littlehorse.sdk.common.proto.InlineStructOrBuilder> 
+        getStructFieldBuilder() {
+      if (structBuilder_ == null) {
+        structBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.InlineStruct, io.littlehorse.sdk.common.proto.InlineStruct.Builder, io.littlehorse.sdk.common.proto.InlineStructOrBuilder>(
+                getStruct(),
+                getParentForChildren(),
+                isClean());
+        struct_ = null;
+      }
+      return structBuilder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:littlehorse.Struct)
+  }
+
+  // @@protoc_insertion_point(class_scope:littlehorse.Struct)
+  private static final io.littlehorse.sdk.common.proto.Struct DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.Struct();
+  }
+
+  public static io.littlehorse.sdk.common.proto.Struct getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    @java.lang.Override
+    public Struct parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.Struct getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructField.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructField.java
new file mode 100644
index 000000000..999601fda
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructField.java
@@ -0,0 +1,2046 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+/**
+ * 
+ * A StructField represents the value for a single field in a struct.
+ * 

+ *
+ * Protobuf type {@code littlehorse.StructField}
+ */
+public final class StructField extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:littlehorse.StructField)
+    StructFieldOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use StructField.newBuilder() to construct.
+  private StructField(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private StructField() {
+  }
+
+  @java.lang.Override
+  @SuppressWarnings({"unused"})
+  protected java.lang.Object newInstance(
+      UnusedPrivateParameter unused) {
+    return new StructField();
+  }
+
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_descriptor;
+  }
+
+  @java.lang.Override
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            io.littlehorse.sdk.common.proto.StructField.class, io.littlehorse.sdk.common.proto.StructField.Builder.class);
+  }
+
+  public interface FieldListOrBuilder extends
+      // @@protoc_insertion_point(interface_extends:littlehorse.StructField.FieldList)
+      com.google.protobuf.MessageOrBuilder {
+
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    java.util.List 
+        getFieldsList();
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    io.littlehorse.sdk.common.proto.StructField getFields(int index);
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    int getFieldsCount();
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    java.util.List 
+        getFieldsOrBuilderList();
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    io.littlehorse.sdk.common.proto.StructFieldOrBuilder getFieldsOrBuilder(
+        int index);
+  }
+  /**
+   * 
+   * A FieldList is a sub-structure of a `Struct`
+   * 

+   *
+   * Protobuf type {@code littlehorse.StructField.FieldList}
+   */
+  public static final class FieldList extends
+      com.google.protobuf.GeneratedMessageV3 implements
+      // @@protoc_insertion_point(message_implements:littlehorse.StructField.FieldList)
+      FieldListOrBuilder {
+  private static final long serialVersionUID = 0L;
+    // Use FieldList.newBuilder() to construct.
+    private FieldList(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+      super(builder);
+    }
+    private FieldList() {
+      fields_ = java.util.Collections.emptyList();
+    }
+
+    @java.lang.Override
+    @SuppressWarnings({"unused"})
+    protected java.lang.Object newInstance(
+        UnusedPrivateParameter unused) {
+      return new FieldList();
+    }
+
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_FieldList_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_FieldList_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.littlehorse.sdk.common.proto.StructField.FieldList.class, io.littlehorse.sdk.common.proto.StructField.FieldList.Builder.class);
+    }
+
+    public static final int FIELDS_FIELD_NUMBER = 1;
+    @SuppressWarnings("serial")
+    private java.util.List fields_;
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    @java.lang.Override
+    public java.util.List getFieldsList() {
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+    }
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    @java.lang.Override
+    public java.util.List 
+        getFieldsOrBuilderList() {
+      return fields_;
+    }
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    @java.lang.Override
+    public int getFieldsCount() {
+      return fields_.size();
+    }
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructField getFields(int index) {
+      return fields_.get(index);
+    }
+    /**
+     * repeated .littlehorse.StructField fields = 1;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructFieldOrBuilder getFieldsOrBuilder(
+        int index) {
+      return fields_.get(index);
+    }
+
+    private byte memoizedIsInitialized = -1;
+    @java.lang.Override
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized == 1) return true;
+      if (isInitialized == 0) return false;
+
+      memoizedIsInitialized = 1;
+      return true;
+    }
+
+    @java.lang.Override
+    public void writeTo(com.google.protobuf.CodedOutputStream output)
+                        throws java.io.IOException {
+      for (int i = 0; i < fields_.size(); i++) {
+        output.writeMessage(1, fields_.get(i));
+      }
+      getUnknownFields().writeTo(output);
+    }
+
+    @java.lang.Override
+    public int getSerializedSize() {
+      int size = memoizedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      for (int i = 0; i < fields_.size(); i++) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(1, fields_.get(i));
+      }
+      size += getUnknownFields().getSerializedSize();
+      memoizedSize = size;
+      return size;
+    }
+
+    @java.lang.Override
+    public boolean equals(final java.lang.Object obj) {
+      if (obj == this) {
+       return true;
+      }
+      if (!(obj instanceof io.littlehorse.sdk.common.proto.StructField.FieldList)) {
+        return super.equals(obj);
+      }
+      io.littlehorse.sdk.common.proto.StructField.FieldList other = (io.littlehorse.sdk.common.proto.StructField.FieldList) obj;
+
+      if (!getFieldsList()
+          .equals(other.getFieldsList())) return false;
+      if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+      return true;
+    }
+
+    @java.lang.Override
+    public int hashCode() {
+      if (memoizedHashCode != 0) {
+        return memoizedHashCode;
+      }
+      int hash = 41;
+      hash = (19 * hash) + getDescriptor().hashCode();
+      if (getFieldsCount() > 0) {
+        hash = (37 * hash) + FIELDS_FIELD_NUMBER;
+        hash = (53 * hash) + getFieldsList().hashCode();
+      }
+      hash = (29 * hash) + getUnknownFields().hashCode();
+      memoizedHashCode = hash;
+      return hash;
+    }
+
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        java.nio.ByteBuffer data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        java.nio.ByteBuffer data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        com.google.protobuf.ByteString data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        com.google.protobuf.ByteString data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(byte[] data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        byte[] data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input, extensionRegistry);
+    }
+
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseDelimitedFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseDelimitedWithIOException(PARSER, input);
+    }
+
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseDelimitedFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        com.google.protobuf.CodedInputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input);
+    }
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList parseFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input, extensionRegistry);
+    }
+
+    @java.lang.Override
+    public Builder newBuilderForType() { return newBuilder(); }
+    public static Builder newBuilder() {
+      return DEFAULT_INSTANCE.toBuilder();
+    }
+    public static Builder newBuilder(io.littlehorse.sdk.common.proto.StructField.FieldList prototype) {
+      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+    }
+    @java.lang.Override
+    public Builder toBuilder() {
+      return this == DEFAULT_INSTANCE
+          ? new Builder() : new Builder().mergeFrom(this);
+    }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+    /**
+     * 
+     * A FieldList is a sub-structure of a `Struct`
+     * 

+     *
+     * Protobuf type {@code littlehorse.StructField.FieldList}
+     */
+    public static final class Builder extends
+        com.google.protobuf.GeneratedMessageV3.Builder implements
+        // @@protoc_insertion_point(builder_implements:littlehorse.StructField.FieldList)
+        io.littlehorse.sdk.common.proto.StructField.FieldListOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor
+          getDescriptor() {
+        return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_FieldList_descriptor;
+      }
+
+      @java.lang.Override
+      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+          internalGetFieldAccessorTable() {
+        return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_FieldList_fieldAccessorTable
+            .ensureFieldAccessorsInitialized(
+                io.littlehorse.sdk.common.proto.StructField.FieldList.class, io.littlehorse.sdk.common.proto.StructField.FieldList.Builder.class);
+      }
+
+      // Construct using io.littlehorse.sdk.common.proto.StructField.FieldList.newBuilder()
+      private Builder() {
+
+      }
+
+      private Builder(
+          com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+        super(parent);
+
+      }
+      @java.lang.Override
+      public Builder clear() {
+        super.clear();
+        bitField0_ = 0;
+        if (fieldsBuilder_ == null) {
+          fields_ = java.util.Collections.emptyList();
+        } else {
+          fields_ = null;
+          fieldsBuilder_.clear();
+        }
+        bitField0_ = (bitField0_ & ~0x00000001);
+        return this;
+      }
+
+      @java.lang.Override
+      public com.google.protobuf.Descriptors.Descriptor
+          getDescriptorForType() {
+        return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_FieldList_descriptor;
+      }
+
+      @java.lang.Override
+      public io.littlehorse.sdk.common.proto.StructField.FieldList getDefaultInstanceForType() {
+        return io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance();
+      }
+
+      @java.lang.Override
+      public io.littlehorse.sdk.common.proto.StructField.FieldList build() {
+        io.littlehorse.sdk.common.proto.StructField.FieldList result = buildPartial();
+        if (!result.isInitialized()) {
+          throw newUninitializedMessageException(result);
+        }
+        return result;
+      }
+
+      @java.lang.Override
+      public io.littlehorse.sdk.common.proto.StructField.FieldList buildPartial() {
+        io.littlehorse.sdk.common.proto.StructField.FieldList result = new io.littlehorse.sdk.common.proto.StructField.FieldList(this);
+        buildPartialRepeatedFields(result);
+        if (bitField0_ != 0) { buildPartial0(result); }
+        onBuilt();
+        return result;
+      }
+
+      private void buildPartialRepeatedFields(io.littlehorse.sdk.common.proto.StructField.FieldList result) {
+        if (fieldsBuilder_ == null) {
+          if (((bitField0_ & 0x00000001) != 0)) {
+            fields_ = java.util.Collections.unmodifiableList(fields_);
+            bitField0_ = (bitField0_ & ~0x00000001);
+          }
+          result.fields_ = fields_;
+        } else {
+          result.fields_ = fieldsBuilder_.build();
+        }
+      }
+
+      private void buildPartial0(io.littlehorse.sdk.common.proto.StructField.FieldList result) {
+        int from_bitField0_ = bitField0_;
+      }
+
+      @java.lang.Override
+      public Builder clone() {
+        return super.clone();
+      }
+      @java.lang.Override
+      public Builder setField(
+          com.google.protobuf.Descriptors.FieldDescriptor field,
+          java.lang.Object value) {
+        return super.setField(field, value);
+      }
+      @java.lang.Override
+      public Builder clearField(
+          com.google.protobuf.Descriptors.FieldDescriptor field) {
+        return super.clearField(field);
+      }
+      @java.lang.Override
+      public Builder clearOneof(
+          com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+        return super.clearOneof(oneof);
+      }
+      @java.lang.Override
+      public Builder setRepeatedField(
+          com.google.protobuf.Descriptors.FieldDescriptor field,
+          int index, java.lang.Object value) {
+        return super.setRepeatedField(field, index, value);
+      }
+      @java.lang.Override
+      public Builder addRepeatedField(
+          com.google.protobuf.Descriptors.FieldDescriptor field,
+          java.lang.Object value) {
+        return super.addRepeatedField(field, value);
+      }
+      @java.lang.Override
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other instanceof io.littlehorse.sdk.common.proto.StructField.FieldList) {
+          return mergeFrom((io.littlehorse.sdk.common.proto.StructField.FieldList)other);
+        } else {
+          super.mergeFrom(other);
+          return this;
+        }
+      }
+
+      public Builder mergeFrom(io.littlehorse.sdk.common.proto.StructField.FieldList other) {
+        if (other == io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance()) return this;
+        if (fieldsBuilder_ == null) {
+          if (!other.fields_.isEmpty()) {
+            if (fields_.isEmpty()) {
+              fields_ = other.fields_;
+              bitField0_ = (bitField0_ & ~0x00000001);
+            } else {
+              ensureFieldsIsMutable();
+              fields_.addAll(other.fields_);
+            }
+            onChanged();
+          }
+        } else {
+          if (!other.fields_.isEmpty()) {
+            if (fieldsBuilder_.isEmpty()) {
+              fieldsBuilder_.dispose();
+              fieldsBuilder_ = null;
+              fields_ = other.fields_;
+              bitField0_ = (bitField0_ & ~0x00000001);
+              fieldsBuilder_ = 
+                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
+                   getFieldsFieldBuilder() : null;
+            } else {
+              fieldsBuilder_.addAllMessages(other.fields_);
+            }
+          }
+        }
+        this.mergeUnknownFields(other.getUnknownFields());
+        onChanged();
+        return this;
+      }
+
+      @java.lang.Override
+      public final boolean isInitialized() {
+        return true;
+      }
+
+      @java.lang.Override
+      public Builder mergeFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws java.io.IOException {
+        if (extensionRegistry == null) {
+          throw new java.lang.NullPointerException();
+        }
+        try {
+          boolean done = false;
+          while (!done) {
+            int tag = input.readTag();
+            switch (tag) {
+              case 0:
+                done = true;
+                break;
+              case 10: {
+                io.littlehorse.sdk.common.proto.StructField m =
+                    input.readMessage(
+                        io.littlehorse.sdk.common.proto.StructField.parser(),
+                        extensionRegistry);
+                if (fieldsBuilder_ == null) {
+                  ensureFieldsIsMutable();
+                  fields_.add(m);
+                } else {
+                  fieldsBuilder_.addMessage(m);
+                }
+                break;
+              } // case 10
+              default: {
+                if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                  done = true; // was an endgroup tag
+                }
+                break;
+              } // default:
+            } // switch (tag)
+          } // while (!done)
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          throw e.unwrapIOException();
+        } finally {
+          onChanged();
+        } // finally
+        return this;
+      }
+      private int bitField0_;
+
+      private java.util.List fields_ =
+        java.util.Collections.emptyList();
+      private void ensureFieldsIsMutable() {
+        if (!((bitField0_ & 0x00000001) != 0)) {
+          fields_ = new java.util.ArrayList(fields_);
+          bitField0_ |= 0x00000001;
+         }
+      }
+
+      private com.google.protobuf.RepeatedFieldBuilderV3<
+          io.littlehorse.sdk.common.proto.StructField, io.littlehorse.sdk.common.proto.StructField.Builder, io.littlehorse.sdk.common.proto.StructFieldOrBuilder> fieldsBuilder_;
+
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public java.util.List getFieldsList() {
+        if (fieldsBuilder_ == null) {
+          return java.util.Collections.unmodifiableList(fields_);
+        } else {
+          return fieldsBuilder_.getMessageList();
+        }
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public int getFieldsCount() {
+        if (fieldsBuilder_ == null) {
+          return fields_.size();
+        } else {
+          return fieldsBuilder_.getCount();
+        }
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public io.littlehorse.sdk.common.proto.StructField getFields(int index) {
+        if (fieldsBuilder_ == null) {
+          return fields_.get(index);
+        } else {
+          return fieldsBuilder_.getMessage(index);
+        }
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder setFields(
+          int index, io.littlehorse.sdk.common.proto.StructField value) {
+        if (fieldsBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureFieldsIsMutable();
+          fields_.set(index, value);
+          onChanged();
+        } else {
+          fieldsBuilder_.setMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder setFields(
+          int index, io.littlehorse.sdk.common.proto.StructField.Builder builderForValue) {
+        if (fieldsBuilder_ == null) {
+          ensureFieldsIsMutable();
+          fields_.set(index, builderForValue.build());
+          onChanged();
+        } else {
+          fieldsBuilder_.setMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder addFields(io.littlehorse.sdk.common.proto.StructField value) {
+        if (fieldsBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureFieldsIsMutable();
+          fields_.add(value);
+          onChanged();
+        } else {
+          fieldsBuilder_.addMessage(value);
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder addFields(
+          int index, io.littlehorse.sdk.common.proto.StructField value) {
+        if (fieldsBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureFieldsIsMutable();
+          fields_.add(index, value);
+          onChanged();
+        } else {
+          fieldsBuilder_.addMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder addFields(
+          io.littlehorse.sdk.common.proto.StructField.Builder builderForValue) {
+        if (fieldsBuilder_ == null) {
+          ensureFieldsIsMutable();
+          fields_.add(builderForValue.build());
+          onChanged();
+        } else {
+          fieldsBuilder_.addMessage(builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder addFields(
+          int index, io.littlehorse.sdk.common.proto.StructField.Builder builderForValue) {
+        if (fieldsBuilder_ == null) {
+          ensureFieldsIsMutable();
+          fields_.add(index, builderForValue.build());
+          onChanged();
+        } else {
+          fieldsBuilder_.addMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder addAllFields(
+          java.lang.Iterable values) {
+        if (fieldsBuilder_ == null) {
+          ensureFieldsIsMutable();
+          com.google.protobuf.AbstractMessageLite.Builder.addAll(
+              values, fields_);
+          onChanged();
+        } else {
+          fieldsBuilder_.addAllMessages(values);
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder clearFields() {
+        if (fieldsBuilder_ == null) {
+          fields_ = java.util.Collections.emptyList();
+          bitField0_ = (bitField0_ & ~0x00000001);
+          onChanged();
+        } else {
+          fieldsBuilder_.clear();
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public Builder removeFields(int index) {
+        if (fieldsBuilder_ == null) {
+          ensureFieldsIsMutable();
+          fields_.remove(index);
+          onChanged();
+        } else {
+          fieldsBuilder_.remove(index);
+        }
+        return this;
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public io.littlehorse.sdk.common.proto.StructField.Builder getFieldsBuilder(
+          int index) {
+        return getFieldsFieldBuilder().getBuilder(index);
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public io.littlehorse.sdk.common.proto.StructFieldOrBuilder getFieldsOrBuilder(
+          int index) {
+        if (fieldsBuilder_ == null) {
+          return fields_.get(index);  } else {
+          return fieldsBuilder_.getMessageOrBuilder(index);
+        }
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public java.util.List 
+           getFieldsOrBuilderList() {
+        if (fieldsBuilder_ != null) {
+          return fieldsBuilder_.getMessageOrBuilderList();
+        } else {
+          return java.util.Collections.unmodifiableList(fields_);
+        }
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public io.littlehorse.sdk.common.proto.StructField.Builder addFieldsBuilder() {
+        return getFieldsFieldBuilder().addBuilder(
+            io.littlehorse.sdk.common.proto.StructField.getDefaultInstance());
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public io.littlehorse.sdk.common.proto.StructField.Builder addFieldsBuilder(
+          int index) {
+        return getFieldsFieldBuilder().addBuilder(
+            index, io.littlehorse.sdk.common.proto.StructField.getDefaultInstance());
+      }
+      /**
+       * repeated .littlehorse.StructField fields = 1;
+       */
+      public java.util.List 
+           getFieldsBuilderList() {
+        return getFieldsFieldBuilder().getBuilderList();
+      }
+      private com.google.protobuf.RepeatedFieldBuilderV3<
+          io.littlehorse.sdk.common.proto.StructField, io.littlehorse.sdk.common.proto.StructField.Builder, io.littlehorse.sdk.common.proto.StructFieldOrBuilder> 
+          getFieldsFieldBuilder() {
+        if (fieldsBuilder_ == null) {
+          fieldsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
+              io.littlehorse.sdk.common.proto.StructField, io.littlehorse.sdk.common.proto.StructField.Builder, io.littlehorse.sdk.common.proto.StructFieldOrBuilder>(
+                  fields_,
+                  ((bitField0_ & 0x00000001) != 0),
+                  getParentForChildren(),
+                  isClean());
+          fields_ = null;
+        }
+        return fieldsBuilder_;
+      }
+      @java.lang.Override
+      public final Builder setUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.setUnknownFields(unknownFields);
+      }
+
+      @java.lang.Override
+      public final Builder mergeUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.mergeUnknownFields(unknownFields);
+      }
+
+
+      // @@protoc_insertion_point(builder_scope:littlehorse.StructField.FieldList)
+    }
+
+    // @@protoc_insertion_point(class_scope:littlehorse.StructField.FieldList)
+    private static final io.littlehorse.sdk.common.proto.StructField.FieldList DEFAULT_INSTANCE;
+    static {
+      DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.StructField.FieldList();
+    }
+
+    public static io.littlehorse.sdk.common.proto.StructField.FieldList getDefaultInstance() {
+      return DEFAULT_INSTANCE;
+    }
+
+    private static final com.google.protobuf.Parser
+        PARSER = new com.google.protobuf.AbstractParser() {
+      @java.lang.Override
+      public FieldList parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        Builder builder = newBuilder();
+        try {
+          builder.mergeFrom(input, extensionRegistry);
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          throw e.setUnfinishedMessage(builder.buildPartial());
+        } catch (com.google.protobuf.UninitializedMessageException e) {
+          throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+        } catch (java.io.IOException e) {
+          throw new com.google.protobuf.InvalidProtocolBufferException(e)
+              .setUnfinishedMessage(builder.buildPartial());
+        }
+        return builder.buildPartial();
+      }
+    };
+
+    public static com.google.protobuf.Parser parser() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Parser getParserForType() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructField.FieldList getDefaultInstanceForType() {
+      return DEFAULT_INSTANCE;
+    }
+
+  }
+
+  private int structValueCase_ = 0;
+  @SuppressWarnings("serial")
+  private java.lang.Object structValue_;
+  public enum StructValueCase
+      implements com.google.protobuf.Internal.EnumLite,
+          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
+    PRIMITIVE(1),
+    STRUCT(2),
+    LIST(3),
+    STRUCTVALUE_NOT_SET(0);
+    private final int value;
+    private StructValueCase(int value) {
+      this.value = value;
+    }
+    /**
+     * @param value The number of the enum to look for.
+     * @return The enum associated with the given number.
+     * @deprecated Use {@link #forNumber(int)} instead.
+     */
+    @java.lang.Deprecated
+    public static StructValueCase valueOf(int value) {
+      return forNumber(value);
+    }
+
+    public static StructValueCase forNumber(int value) {
+      switch (value) {
+        case 1: return PRIMITIVE;
+        case 2: return STRUCT;
+        case 3: return LIST;
+        case 0: return STRUCTVALUE_NOT_SET;
+        default: return null;
+      }
+    }
+    public int getNumber() {
+      return this.value;
+    }
+  };
+
+  public StructValueCase
+  getStructValueCase() {
+    return StructValueCase.forNumber(
+        structValueCase_);
+  }
+
+  public static final int PRIMITIVE_FIELD_NUMBER = 1;
+  /**
+   * 
+   * The `value` of the field is an untyped primitive `VariableValue`.
+   * 

+   *
+   * .littlehorse.VariableValue primitive = 1;
+   * @return Whether the primitive field is set.
+   */
+  @java.lang.Override
+  public boolean hasPrimitive() {
+    return structValueCase_ == 1;
+  }
+  /**
+   * 
+   * The `value` of the field is an untyped primitive `VariableValue`.
+   * 

+   *
+   * .littlehorse.VariableValue primitive = 1;
+   * @return The primitive.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.VariableValue getPrimitive() {
+    if (structValueCase_ == 1) {
+       return (io.littlehorse.sdk.common.proto.VariableValue) structValue_;
+    }
+    return io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance();
+  }
+  /**
+   * 
+   * The `value` of the field is an untyped primitive `VariableValue`.
+   * 

+   *
+   * .littlehorse.VariableValue primitive = 1;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.VariableValueOrBuilder getPrimitiveOrBuilder() {
+    if (structValueCase_ == 1) {
+       return (io.littlehorse.sdk.common.proto.VariableValue) structValue_;
+    }
+    return io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance();
+  }
+
+  public static final int STRUCT_FIELD_NUMBER = 2;
+  /**
+   * 
+   * The `value` of the field is a complex `Struct`.
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return Whether the struct field is set.
+   */
+  @java.lang.Override
+  public boolean hasStruct() {
+    return structValueCase_ == 2;
+  }
+  /**
+   * 
+   * The `value` of the field is a complex `Struct`.
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return The struct.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineStruct getStruct() {
+    if (structValueCase_ == 2) {
+       return (io.littlehorse.sdk.common.proto.InlineStruct) structValue_;
+    }
+    return io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance();
+  }
+  /**
+   * 
+   * The `value` of the field is a complex `Struct`.
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.InlineStructOrBuilder getStructOrBuilder() {
+    if (structValueCase_ == 2) {
+       return (io.littlehorse.sdk.common.proto.InlineStruct) structValue_;
+    }
+    return io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance();
+  }
+
+  public static final int LIST_FIELD_NUMBER = 3;
+  /**
+   * 
+   * The `value` of the field is a list of fields.
+   * 

+   *
+   * .littlehorse.StructField.FieldList list = 3;
+   * @return Whether the list field is set.
+   */
+  @java.lang.Override
+  public boolean hasList() {
+    return structValueCase_ == 3;
+  }
+  /**
+   * 
+   * The `value` of the field is a list of fields.
+   * 

+   *
+   * .littlehorse.StructField.FieldList list = 3;
+   * @return The list.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.StructField.FieldList getList() {
+    if (structValueCase_ == 3) {
+       return (io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_;
+    }
+    return io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance();
+  }
+  /**
+   * 
+   * The `value` of the field is a list of fields.
+   * 

+   *
+   * .littlehorse.StructField.FieldList list = 3;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.StructField.FieldListOrBuilder getListOrBuilder() {
+    if (structValueCase_ == 3) {
+       return (io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_;
+    }
+    return io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance();
+  }
+
+  private byte memoizedIsInitialized = -1;
+  @java.lang.Override
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  @java.lang.Override
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (structValueCase_ == 1) {
+      output.writeMessage(1, (io.littlehorse.sdk.common.proto.VariableValue) structValue_);
+    }
+    if (structValueCase_ == 2) {
+      output.writeMessage(2, (io.littlehorse.sdk.common.proto.InlineStruct) structValue_);
+    }
+    if (structValueCase_ == 3) {
+      output.writeMessage(3, (io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_);
+    }
+    getUnknownFields().writeTo(output);
+  }
+
+  @java.lang.Override
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (structValueCase_ == 1) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(1, (io.littlehorse.sdk.common.proto.VariableValue) structValue_);
+    }
+    if (structValueCase_ == 2) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(2, (io.littlehorse.sdk.common.proto.InlineStruct) structValue_);
+    }
+    if (structValueCase_ == 3) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(3, (io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_);
+    }
+    size += getUnknownFields().getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof io.littlehorse.sdk.common.proto.StructField)) {
+      return super.equals(obj);
+    }
+    io.littlehorse.sdk.common.proto.StructField other = (io.littlehorse.sdk.common.proto.StructField) obj;
+
+    if (!getStructValueCase().equals(other.getStructValueCase())) return false;
+    switch (structValueCase_) {
+      case 1:
+        if (!getPrimitive()
+            .equals(other.getPrimitive())) return false;
+        break;
+      case 2:
+        if (!getStruct()
+            .equals(other.getStruct())) return false;
+        break;
+      case 3:
+        if (!getList()
+            .equals(other.getList())) return false;
+        break;
+      case 0:
+      default:
+    }
+    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
+    return true;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    switch (structValueCase_) {
+      case 1:
+        hash = (37 * hash) + PRIMITIVE_FIELD_NUMBER;
+        hash = (53 * hash) + getPrimitive().hashCode();
+        break;
+      case 2:
+        hash = (37 * hash) + STRUCT_FIELD_NUMBER;
+        hash = (53 * hash) + getStruct().hashCode();
+        break;
+      case 3:
+        hash = (37 * hash) + LIST_FIELD_NUMBER;
+        hash = (53 * hash) + getList().hashCode();
+        break;
+      case 0:
+      default:
+    }
+    hash = (29 * hash) + getUnknownFields().hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public static io.littlehorse.sdk.common.proto.StructField parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+
+  public static io.littlehorse.sdk.common.proto.StructField parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static io.littlehorse.sdk.common.proto.StructField parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  @java.lang.Override
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(io.littlehorse.sdk.common.proto.StructField prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  @java.lang.Override
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * A StructField represents the value for a single field in a struct.
+   * 

+   *
+   * Protobuf type {@code littlehorse.StructField}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:littlehorse.StructField)
+      io.littlehorse.sdk.common.proto.StructFieldOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_descriptor;
+    }
+
+    @java.lang.Override
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              io.littlehorse.sdk.common.proto.StructField.class, io.littlehorse.sdk.common.proto.StructField.Builder.class);
+    }
+
+    // Construct using io.littlehorse.sdk.common.proto.StructField.newBuilder()
+    private Builder() {
+
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+
+    }
+    @java.lang.Override
+    public Builder clear() {
+      super.clear();
+      bitField0_ = 0;
+      if (primitiveBuilder_ != null) {
+        primitiveBuilder_.clear();
+      }
+      if (structBuilder_ != null) {
+        structBuilder_.clear();
+      }
+      if (listBuilder_ != null) {
+        listBuilder_.clear();
+      }
+      structValueCase_ = 0;
+      structValue_ = null;
+      return this;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return io.littlehorse.sdk.common.proto.VariableOuterClass.internal_static_littlehorse_StructField_descriptor;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructField getDefaultInstanceForType() {
+      return io.littlehorse.sdk.common.proto.StructField.getDefaultInstance();
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructField build() {
+      io.littlehorse.sdk.common.proto.StructField result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructField buildPartial() {
+      io.littlehorse.sdk.common.proto.StructField result = new io.littlehorse.sdk.common.proto.StructField(this);
+      if (bitField0_ != 0) { buildPartial0(result); }
+      buildPartialOneofs(result);
+      onBuilt();
+      return result;
+    }
+
+    private void buildPartial0(io.littlehorse.sdk.common.proto.StructField result) {
+      int from_bitField0_ = bitField0_;
+    }
+
+    private void buildPartialOneofs(io.littlehorse.sdk.common.proto.StructField result) {
+      result.structValueCase_ = structValueCase_;
+      result.structValue_ = this.structValue_;
+      if (structValueCase_ == 1 &&
+          primitiveBuilder_ != null) {
+        result.structValue_ = primitiveBuilder_.build();
+      }
+      if (structValueCase_ == 2 &&
+          structBuilder_ != null) {
+        result.structValue_ = structBuilder_.build();
+      }
+      if (structValueCase_ == 3 &&
+          listBuilder_ != null) {
+        result.structValue_ = listBuilder_.build();
+      }
+    }
+
+    @java.lang.Override
+    public Builder clone() {
+      return super.clone();
+    }
+    @java.lang.Override
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.setField(field, value);
+    }
+    @java.lang.Override
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return super.clearField(field);
+    }
+    @java.lang.Override
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return super.clearOneof(oneof);
+    }
+    @java.lang.Override
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return super.setRepeatedField(field, index, value);
+    }
+    @java.lang.Override
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return super.addRepeatedField(field, value);
+    }
+    @java.lang.Override
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof io.littlehorse.sdk.common.proto.StructField) {
+        return mergeFrom((io.littlehorse.sdk.common.proto.StructField)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(io.littlehorse.sdk.common.proto.StructField other) {
+      if (other == io.littlehorse.sdk.common.proto.StructField.getDefaultInstance()) return this;
+      switch (other.getStructValueCase()) {
+        case PRIMITIVE: {
+          mergePrimitive(other.getPrimitive());
+          break;
+        }
+        case STRUCT: {
+          mergeStruct(other.getStruct());
+          break;
+        }
+        case LIST: {
+          mergeList(other.getList());
+          break;
+        }
+        case STRUCTVALUE_NOT_SET: {
+          break;
+        }
+      }
+      this.mergeUnknownFields(other.getUnknownFields());
+      onChanged();
+      return this;
+    }
+
+    @java.lang.Override
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    @java.lang.Override
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      if (extensionRegistry == null) {
+        throw new java.lang.NullPointerException();
+      }
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            case 10: {
+              input.readMessage(
+                  getPrimitiveFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              structValueCase_ = 1;
+              break;
+            } // case 10
+            case 18: {
+              input.readMessage(
+                  getStructFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              structValueCase_ = 2;
+              break;
+            } // case 18
+            case 26: {
+              input.readMessage(
+                  getListFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              structValueCase_ = 3;
+              break;
+            } // case 26
+            default: {
+              if (!super.parseUnknownField(input, extensionRegistry, tag)) {
+                done = true; // was an endgroup tag
+              }
+              break;
+            } // default:
+          } // switch (tag)
+        } // while (!done)
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.unwrapIOException();
+      } finally {
+        onChanged();
+      } // finally
+      return this;
+    }
+    private int structValueCase_ = 0;
+    private java.lang.Object structValue_;
+    public StructValueCase
+        getStructValueCase() {
+      return StructValueCase.forNumber(
+          structValueCase_);
+    }
+
+    public Builder clearStructValue() {
+      structValueCase_ = 0;
+      structValue_ = null;
+      onChanged();
+      return this;
+    }
+
+    private int bitField0_;
+
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.VariableValue, io.littlehorse.sdk.common.proto.VariableValue.Builder, io.littlehorse.sdk.common.proto.VariableValueOrBuilder> primitiveBuilder_;
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     * @return Whether the primitive field is set.
+     */
+    @java.lang.Override
+    public boolean hasPrimitive() {
+      return structValueCase_ == 1;
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     * @return The primitive.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.VariableValue getPrimitive() {
+      if (primitiveBuilder_ == null) {
+        if (structValueCase_ == 1) {
+          return (io.littlehorse.sdk.common.proto.VariableValue) structValue_;
+        }
+        return io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance();
+      } else {
+        if (structValueCase_ == 1) {
+          return primitiveBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     */
+    public Builder setPrimitive(io.littlehorse.sdk.common.proto.VariableValue value) {
+      if (primitiveBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        structValue_ = value;
+        onChanged();
+      } else {
+        primitiveBuilder_.setMessage(value);
+      }
+      structValueCase_ = 1;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     */
+    public Builder setPrimitive(
+        io.littlehorse.sdk.common.proto.VariableValue.Builder builderForValue) {
+      if (primitiveBuilder_ == null) {
+        structValue_ = builderForValue.build();
+        onChanged();
+      } else {
+        primitiveBuilder_.setMessage(builderForValue.build());
+      }
+      structValueCase_ = 1;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     */
+    public Builder mergePrimitive(io.littlehorse.sdk.common.proto.VariableValue value) {
+      if (primitiveBuilder_ == null) {
+        if (structValueCase_ == 1 &&
+            structValue_ != io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance()) {
+          structValue_ = io.littlehorse.sdk.common.proto.VariableValue.newBuilder((io.littlehorse.sdk.common.proto.VariableValue) structValue_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          structValue_ = value;
+        }
+        onChanged();
+      } else {
+        if (structValueCase_ == 1) {
+          primitiveBuilder_.mergeFrom(value);
+        } else {
+          primitiveBuilder_.setMessage(value);
+        }
+      }
+      structValueCase_ = 1;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     */
+    public Builder clearPrimitive() {
+      if (primitiveBuilder_ == null) {
+        if (structValueCase_ == 1) {
+          structValueCase_ = 0;
+          structValue_ = null;
+          onChanged();
+        }
+      } else {
+        if (structValueCase_ == 1) {
+          structValueCase_ = 0;
+          structValue_ = null;
+        }
+        primitiveBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     */
+    public io.littlehorse.sdk.common.proto.VariableValue.Builder getPrimitiveBuilder() {
+      return getPrimitiveFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.VariableValueOrBuilder getPrimitiveOrBuilder() {
+      if ((structValueCase_ == 1) && (primitiveBuilder_ != null)) {
+        return primitiveBuilder_.getMessageOrBuilder();
+      } else {
+        if (structValueCase_ == 1) {
+          return (io.littlehorse.sdk.common.proto.VariableValue) structValue_;
+        }
+        return io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The `value` of the field is an untyped primitive `VariableValue`.
+     * 

+     *
+     * .littlehorse.VariableValue primitive = 1;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.VariableValue, io.littlehorse.sdk.common.proto.VariableValue.Builder, io.littlehorse.sdk.common.proto.VariableValueOrBuilder> 
+        getPrimitiveFieldBuilder() {
+      if (primitiveBuilder_ == null) {
+        if (!(structValueCase_ == 1)) {
+          structValue_ = io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance();
+        }
+        primitiveBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.VariableValue, io.littlehorse.sdk.common.proto.VariableValue.Builder, io.littlehorse.sdk.common.proto.VariableValueOrBuilder>(
+                (io.littlehorse.sdk.common.proto.VariableValue) structValue_,
+                getParentForChildren(),
+                isClean());
+        structValue_ = null;
+      }
+      structValueCase_ = 1;
+      onChanged();
+      return primitiveBuilder_;
+    }
+
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineStruct, io.littlehorse.sdk.common.proto.InlineStruct.Builder, io.littlehorse.sdk.common.proto.InlineStructOrBuilder> structBuilder_;
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     * @return Whether the struct field is set.
+     */
+    @java.lang.Override
+    public boolean hasStruct() {
+      return structValueCase_ == 2;
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     * @return The struct.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.InlineStruct getStruct() {
+      if (structBuilder_ == null) {
+        if (structValueCase_ == 2) {
+          return (io.littlehorse.sdk.common.proto.InlineStruct) structValue_;
+        }
+        return io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance();
+      } else {
+        if (structValueCase_ == 2) {
+          return structBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder setStruct(io.littlehorse.sdk.common.proto.InlineStruct value) {
+      if (structBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        structValue_ = value;
+        onChanged();
+      } else {
+        structBuilder_.setMessage(value);
+      }
+      structValueCase_ = 2;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder setStruct(
+        io.littlehorse.sdk.common.proto.InlineStruct.Builder builderForValue) {
+      if (structBuilder_ == null) {
+        structValue_ = builderForValue.build();
+        onChanged();
+      } else {
+        structBuilder_.setMessage(builderForValue.build());
+      }
+      structValueCase_ = 2;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder mergeStruct(io.littlehorse.sdk.common.proto.InlineStruct value) {
+      if (structBuilder_ == null) {
+        if (structValueCase_ == 2 &&
+            structValue_ != io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance()) {
+          structValue_ = io.littlehorse.sdk.common.proto.InlineStruct.newBuilder((io.littlehorse.sdk.common.proto.InlineStruct) structValue_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          structValue_ = value;
+        }
+        onChanged();
+      } else {
+        if (structValueCase_ == 2) {
+          structBuilder_.mergeFrom(value);
+        } else {
+          structBuilder_.setMessage(value);
+        }
+      }
+      structValueCase_ = 2;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public Builder clearStruct() {
+      if (structBuilder_ == null) {
+        if (structValueCase_ == 2) {
+          structValueCase_ = 0;
+          structValue_ = null;
+          onChanged();
+        }
+      } else {
+        if (structValueCase_ == 2) {
+          structValueCase_ = 0;
+          structValue_ = null;
+        }
+        structBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    public io.littlehorse.sdk.common.proto.InlineStruct.Builder getStructBuilder() {
+      return getStructFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.InlineStructOrBuilder getStructOrBuilder() {
+      if ((structValueCase_ == 2) && (structBuilder_ != null)) {
+        return structBuilder_.getMessageOrBuilder();
+      } else {
+        if (structValueCase_ == 2) {
+          return (io.littlehorse.sdk.common.proto.InlineStruct) structValue_;
+        }
+        return io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The `value` of the field is a complex `Struct`.
+     * 

+     *
+     * .littlehorse.InlineStruct struct = 2;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.InlineStruct, io.littlehorse.sdk.common.proto.InlineStruct.Builder, io.littlehorse.sdk.common.proto.InlineStructOrBuilder> 
+        getStructFieldBuilder() {
+      if (structBuilder_ == null) {
+        if (!(structValueCase_ == 2)) {
+          structValue_ = io.littlehorse.sdk.common.proto.InlineStruct.getDefaultInstance();
+        }
+        structBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.InlineStruct, io.littlehorse.sdk.common.proto.InlineStruct.Builder, io.littlehorse.sdk.common.proto.InlineStructOrBuilder>(
+                (io.littlehorse.sdk.common.proto.InlineStruct) structValue_,
+                getParentForChildren(),
+                isClean());
+        structValue_ = null;
+      }
+      structValueCase_ = 2;
+      onChanged();
+      return structBuilder_;
+    }
+
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.StructField.FieldList, io.littlehorse.sdk.common.proto.StructField.FieldList.Builder, io.littlehorse.sdk.common.proto.StructField.FieldListOrBuilder> listBuilder_;
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     * @return Whether the list field is set.
+     */
+    @java.lang.Override
+    public boolean hasList() {
+      return structValueCase_ == 3;
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     * @return The list.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructField.FieldList getList() {
+      if (listBuilder_ == null) {
+        if (structValueCase_ == 3) {
+          return (io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_;
+        }
+        return io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance();
+      } else {
+        if (structValueCase_ == 3) {
+          return listBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     */
+    public Builder setList(io.littlehorse.sdk.common.proto.StructField.FieldList value) {
+      if (listBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        structValue_ = value;
+        onChanged();
+      } else {
+        listBuilder_.setMessage(value);
+      }
+      structValueCase_ = 3;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     */
+    public Builder setList(
+        io.littlehorse.sdk.common.proto.StructField.FieldList.Builder builderForValue) {
+      if (listBuilder_ == null) {
+        structValue_ = builderForValue.build();
+        onChanged();
+      } else {
+        listBuilder_.setMessage(builderForValue.build());
+      }
+      structValueCase_ = 3;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     */
+    public Builder mergeList(io.littlehorse.sdk.common.proto.StructField.FieldList value) {
+      if (listBuilder_ == null) {
+        if (structValueCase_ == 3 &&
+            structValue_ != io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance()) {
+          structValue_ = io.littlehorse.sdk.common.proto.StructField.FieldList.newBuilder((io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          structValue_ = value;
+        }
+        onChanged();
+      } else {
+        if (structValueCase_ == 3) {
+          listBuilder_.mergeFrom(value);
+        } else {
+          listBuilder_.setMessage(value);
+        }
+      }
+      structValueCase_ = 3;
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     */
+    public Builder clearList() {
+      if (listBuilder_ == null) {
+        if (structValueCase_ == 3) {
+          structValueCase_ = 0;
+          structValue_ = null;
+          onChanged();
+        }
+      } else {
+        if (structValueCase_ == 3) {
+          structValueCase_ = 0;
+          structValue_ = null;
+        }
+        listBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     */
+    public io.littlehorse.sdk.common.proto.StructField.FieldList.Builder getListBuilder() {
+      return getListFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructField.FieldListOrBuilder getListOrBuilder() {
+      if ((structValueCase_ == 3) && (listBuilder_ != null)) {
+        return listBuilder_.getMessageOrBuilder();
+      } else {
+        if (structValueCase_ == 3) {
+          return (io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_;
+        }
+        return io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The `value` of the field is a list of fields.
+     * 

+     *
+     * .littlehorse.StructField.FieldList list = 3;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.StructField.FieldList, io.littlehorse.sdk.common.proto.StructField.FieldList.Builder, io.littlehorse.sdk.common.proto.StructField.FieldListOrBuilder> 
+        getListFieldBuilder() {
+      if (listBuilder_ == null) {
+        if (!(structValueCase_ == 3)) {
+          structValue_ = io.littlehorse.sdk.common.proto.StructField.FieldList.getDefaultInstance();
+        }
+        listBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.StructField.FieldList, io.littlehorse.sdk.common.proto.StructField.FieldList.Builder, io.littlehorse.sdk.common.proto.StructField.FieldListOrBuilder>(
+                (io.littlehorse.sdk.common.proto.StructField.FieldList) structValue_,
+                getParentForChildren(),
+                isClean());
+        structValue_ = null;
+      }
+      structValueCase_ = 3;
+      onChanged();
+      return listBuilder_;
+    }
+    @java.lang.Override
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFields(unknownFields);
+    }
+
+    @java.lang.Override
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:littlehorse.StructField)
+  }
+
+  // @@protoc_insertion_point(class_scope:littlehorse.StructField)
+  private static final io.littlehorse.sdk.common.proto.StructField DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new io.littlehorse.sdk.common.proto.StructField();
+  }
+
+  public static io.littlehorse.sdk.common.proto.StructField getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    @java.lang.Override
+    public StructField parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      Builder builder = newBuilder();
+      try {
+        builder.mergeFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(builder.buildPartial());
+      } catch (com.google.protobuf.UninitializedMessageException e) {
+        throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(e)
+            .setUnfinishedMessage(builder.buildPartial());
+      }
+      return builder.buildPartial();
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.StructField getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructFieldOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructFieldOrBuilder.java
new file mode 100644
index 000000000..af2207142
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructFieldOrBuilder.java
@@ -0,0 +1,92 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+public interface StructFieldOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:littlehorse.StructField)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The `value` of the field is an untyped primitive `VariableValue`.
+   * 

+   *
+   * .littlehorse.VariableValue primitive = 1;
+   * @return Whether the primitive field is set.
+   */
+  boolean hasPrimitive();
+  /**
+   * 
+   * The `value` of the field is an untyped primitive `VariableValue`.
+   * 

+   *
+   * .littlehorse.VariableValue primitive = 1;
+   * @return The primitive.
+   */
+  io.littlehorse.sdk.common.proto.VariableValue getPrimitive();
+  /**
+   * 
+   * The `value` of the field is an untyped primitive `VariableValue`.
+   * 

+   *
+   * .littlehorse.VariableValue primitive = 1;
+   */
+  io.littlehorse.sdk.common.proto.VariableValueOrBuilder getPrimitiveOrBuilder();
+
+  /**
+   * 
+   * The `value` of the field is a complex `Struct`.
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return Whether the struct field is set.
+   */
+  boolean hasStruct();
+  /**
+   * 
+   * The `value` of the field is a complex `Struct`.
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return The struct.
+   */
+  io.littlehorse.sdk.common.proto.InlineStruct getStruct();
+  /**
+   * 
+   * The `value` of the field is a complex `Struct`.
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   */
+  io.littlehorse.sdk.common.proto.InlineStructOrBuilder getStructOrBuilder();
+
+  /**
+   * 
+   * The `value` of the field is a list of fields.
+   * 

+   *
+   * .littlehorse.StructField.FieldList list = 3;
+   * @return Whether the list field is set.
+   */
+  boolean hasList();
+  /**
+   * 
+   * The `value` of the field is a list of fields.
+   * 

+   *
+   * .littlehorse.StructField.FieldList list = 3;
+   * @return The list.
+   */
+  io.littlehorse.sdk.common.proto.StructField.FieldList getList();
+  /**
+   * 
+   * The `value` of the field is a list of fields.
+   * 

+   *
+   * .littlehorse.StructField.FieldList list = 3;
+   */
+  io.littlehorse.sdk.common.proto.StructField.FieldListOrBuilder getListOrBuilder();
+
+  io.littlehorse.sdk.common.proto.StructField.StructValueCase getStructValueCase();
+}
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructOrBuilder.java
new file mode 100644
index 000000000..c52afd0c7
--- /dev/null
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/StructOrBuilder.java
@@ -0,0 +1,63 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: variable.proto
+
+package io.littlehorse.sdk.common.proto;
+
+public interface StructOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:littlehorse.Struct)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The id of the schema.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 1;
+   * @return Whether the schemaId field is set.
+   */
+  boolean hasSchemaId();
+  /**
+   * 
+   * The id of the schema.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 1;
+   * @return The schemaId.
+   */
+  io.littlehorse.sdk.common.proto.SchemaId getSchemaId();
+  /**
+   * 
+   * The id of the schema.
+   * 

+   *
+   * .littlehorse.SchemaId schema_id = 1;
+   */
+  io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaIdOrBuilder();
+
+  /**
+   * 
+   * The content of the Struct
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return Whether the struct field is set.
+   */
+  boolean hasStruct();
+  /**
+   * 
+   * The content of the Struct
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   * @return The struct.
+   */
+  io.littlehorse.sdk.common.proto.InlineStruct getStruct();
+  /**
+   * 
+   * The content of the Struct
+   * 

+   *
+   * .littlehorse.InlineStruct struct = 2;
+   */
+  io.littlehorse.sdk.common.proto.InlineStructOrBuilder getStructOrBuilder();
+}
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskField.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskField.java
index 369f221a1..b7792a7ce 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskField.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskField.java
@@ -103,7 +103,7 @@ public java.lang.String getName() {
    * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE).
    *
* - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @return The enum numeric value on the wire for type. */ @java.lang.Override public int getTypeValue() { @@ -114,12 +114,12 @@ public java.lang.String getName() { * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). * * - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @return The type. */ - @java.lang.Override public io.littlehorse.sdk.common.proto.VariableType getType() { - io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_); - return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result; + @java.lang.Override public io.littlehorse.sdk.common.proto.PrimitiveType getType() { + io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(type_); + return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result; } public static final int DESCRIPTION_FIELD_NUMBER = 3; @@ -265,7 +265,7 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) { com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_); } - if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) { + if (type_ != io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ.getNumber()) { output.writeEnum(2, type_); } if (((bitField0_ & 0x00000001) != 0)) { @@ -289,7 +289,7 @@ public int getSerializedSize() { if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) { size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_); } - if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) { + if (type_ != io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ.getNumber()) { size += com.google.protobuf.CodedOutputStream .computeEnumSize(2, type_); } @@ -783,7 +783,7 @@ public Builder setNameBytes( * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). * * - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @return The enum numeric value on the wire for type. */ @java.lang.Override public int getTypeValue() { @@ -794,7 +794,7 @@ public Builder setNameBytes( * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). * * - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @param value The enum numeric value on the wire for type to set. * @return This builder for chaining. */ @@ -809,24 +809,24 @@ public Builder setTypeValue(int value) { * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). * * - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @return The type. */ @java.lang.Override - public io.littlehorse.sdk.common.proto.VariableType getType() { - io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_); - return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result; + public io.littlehorse.sdk.common.proto.PrimitiveType getType() { + io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(type_); + return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result; } /** * 
      * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE).
      *
* - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @param value The type to set. * @return This builder for chaining. */ - public Builder setType(io.littlehorse.sdk.common.proto.VariableType value) { + public Builder setType(io.littlehorse.sdk.common.proto.PrimitiveType value) { if (value == null) { throw new NullPointerException(); } @@ -840,7 +840,7 @@ public Builder setType(io.littlehorse.sdk.common.proto.VariableType value) { * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). * * - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @return This builder for chaining. */ public Builder clearType() { diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskFieldOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskFieldOrBuilder.java index d56b99cbc..21ff894cb 100644 --- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskFieldOrBuilder.java +++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTaskFieldOrBuilder.java @@ -34,7 +34,7 @@ public interface UserTaskFieldOrBuilder extends * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). * * - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @return The enum numeric value on the wire for type. */ int getTypeValue(); @@ -43,10 +43,10 @@ public interface UserTaskFieldOrBuilder extends * The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). * * - * .littlehorse.VariableType type = 2; + * .littlehorse.PrimitiveType type = 2; * @return The type. */ - io.littlehorse.sdk.common.proto.VariableType getType(); + io.littlehorse.sdk.common.proto.PrimitiveType getType(); /** * 
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTasks.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTasks.java
index a7351822f..43680b3e1 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTasks.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/UserTasks.java
@@ -115,76 +115,76 @@ public static void registerAllExtensions(
       " \001(\005\022\030\n\013description\030\003 \001(\tH\000\210\001\001\022*\n\006fields" +
       "\030\004 \003(\0132\032.littlehorse.UserTaskField\022.\n\ncr" +
       "eated_at\030\005 \001(\0132\032.google.protobuf.Timesta" +
-      "mpB\016\n\014_description\"\230\001\n\rUserTaskField\022\014\n\004" +
-      "name\030\001 \001(\t\022\'\n\004type\030\002 \001(\0162\031.littlehorse.V" +
-      "ariableType\022\030\n\013description\030\003 \001(\tH\000\210\001\001\022\024\n" +
-      "\014display_name\030\004 \001(\t\022\020\n\010required\030\005 \001(\010B\016\n" +
-      "\014_description\"\243\004\n\013UserTaskRun\022&\n\002id\030\001 \001(" +
-      "\0132\032.littlehorse.UserTaskRunId\0224\n\020user_ta" +
-      "sk_def_id\030\002 \001(\0132\032.littlehorse.UserTaskDe" +
-      "fId\022\027\n\nuser_group\030\003 \001(\tH\000\210\001\001\022\024\n\007user_id\030" +
-      "\004 \001(\tH\001\210\001\001\0226\n\007results\030\006 \003(\0132%.littlehors" +
-      "e.UserTaskRun.ResultsEntry\022.\n\006status\030\007 \001" +
-      "(\0162\036.littlehorse.UserTaskRunStatus\022*\n\006ev" +
-      "ents\030\010 \003(\0132\032.littlehorse.UserTaskEvent\022\022" +
-      "\n\005notes\030\t \001(\tH\002\210\001\001\0222\n\016scheduled_time\030\n \001" +
-      "(\0132\032.google.protobuf.Timestamp\022+\n\013node_r" +
-      "un_id\030\013 \001(\0132\026.littlehorse.NodeRunId\022\r\n\005e" +
-      "poch\030\014 \001(\005\032J\n\014ResultsEntry\022\013\n\003key\030\001 \001(\t\022" +
-      ")\n\005value\030\002 \001(\0132\032.littlehorse.VariableVal" +
-      "ue:\0028\001B\r\n\013_user_groupB\n\n\010_user_idB\010\n\006_no" +
-      "tes\"\262\001\n\030AssignUserTaskRunRequest\0224\n\020user" +
-      "_task_run_id\030\001 \001(\0132\032.littlehorse.UserTas" +
-      "kRunId\022\026\n\016override_claim\030\002 \001(\010\022\027\n\nuser_g" +
-      "roup\030\003 \001(\tH\000\210\001\001\022\024\n\007user_id\030\004 \001(\tH\001\210\001\001B\r\n" +
-      "\013_user_groupB\n\n\010_user_id\"\366\001\n\032CompleteUse" +
+      "mpB\016\n\014_description\"\231\001\n\rUserTaskField\022\014\n\004" +
+      "name\030\001 \001(\t\022(\n\004type\030\002 \001(\0162\032.littlehorse.P" +
+      "rimitiveType\022\030\n\013description\030\003 \001(\tH\000\210\001\001\022\024" +
+      "\n\014display_name\030\004 \001(\t\022\020\n\010required\030\005 \001(\010B\016" +
+      "\n\014_description\"\243\004\n\013UserTaskRun\022&\n\002id\030\001 \001" +
+      "(\0132\032.littlehorse.UserTaskRunId\0224\n\020user_t" +
+      "ask_def_id\030\002 \001(\0132\032.littlehorse.UserTaskD" +
+      "efId\022\027\n\nuser_group\030\003 \001(\tH\000\210\001\001\022\024\n\007user_id" +
+      "\030\004 \001(\tH\001\210\001\001\0226\n\007results\030\006 \003(\0132%.littlehor" +
+      "se.UserTaskRun.ResultsEntry\022.\n\006status\030\007 " +
+      "\001(\0162\036.littlehorse.UserTaskRunStatus\022*\n\006e" +
+      "vents\030\010 \003(\0132\032.littlehorse.UserTaskEvent\022" +
+      "\022\n\005notes\030\t \001(\tH\002\210\001\001\0222\n\016scheduled_time\030\n " +
+      "\001(\0132\032.google.protobuf.Timestamp\022+\n\013node_" +
+      "run_id\030\013 \001(\0132\026.littlehorse.NodeRunId\022\r\n\005" +
+      "epoch\030\014 \001(\005\032J\n\014ResultsEntry\022\013\n\003key\030\001 \001(\t" +
+      "\022)\n\005value\030\002 \001(\0132\032.littlehorse.VariableVa" +
+      "lue:\0028\001B\r\n\013_user_groupB\n\n\010_user_idB\010\n\006_n" +
+      "otes\"\262\001\n\030AssignUserTaskRunRequest\0224\n\020use" +
+      "r_task_run_id\030\001 \001(\0132\032.littlehorse.UserTa" +
+      "skRunId\022\026\n\016override_claim\030\002 \001(\010\022\027\n\nuser_" +
+      "group\030\003 \001(\tH\000\210\001\001\022\024\n\007user_id\030\004 \001(\tH\001\210\001\001B\r" +
+      "\n\013_user_groupB\n\n\010_user_id\"\366\001\n\032CompleteUs" +
+      "erTaskRunRequest\0224\n\020user_task_run_id\030\001 \001" +
+      "(\0132\032.littlehorse.UserTaskRunId\022E\n\007result" +
+      "s\030\002 \003(\01324.littlehorse.CompleteUserTaskRu" +
+      "nRequest.ResultsEntry\022\017\n\007user_id\030\003 \001(\t\032J" +
+      "\n\014ResultsEntry\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001" +
+      "(\0132\032.littlehorse.VariableValue:\0028\001\"\256\003\n\036S" +
+      "aveUserTaskRunProgressRequest\0224\n\020user_ta" +
+      "sk_run_id\030\001 \001(\0132\032.littlehorse.UserTaskRu" +
+      "nId\022I\n\007results\030\002 \003(\01328.littlehorse.SaveU" +
+      "serTaskRunProgressRequest.ResultsEntry\022\017" +
+      "\n\007user_id\030\003 \001(\t\022[\n\006policy\030\004 \001(\0162K.little" +
+      "horse.SaveUserTaskRunProgressRequest.Sav" +
+      "eUserTaskRunAssignmentPolicy\032J\n\014ResultsE" +
+      "ntry\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.littl" +
+      "ehorse.VariableValue:\0028\001\"Q\n\037SaveUserTask" +
+      "RunAssignmentPolicy\022\034\n\030FAIL_IF_CLAIMED_B" +
+      "Y_OTHER\020\000\022\020\n\014IGNORE_CLAIM\020\001\"P\n\030CancelUse" +
       "rTaskRunRequest\0224\n\020user_task_run_id\030\001 \001(" +
-      "\0132\032.littlehorse.UserTaskRunId\022E\n\007results" +
-      "\030\002 \003(\01324.littlehorse.CompleteUserTaskRun" +
-      "Request.ResultsEntry\022\017\n\007user_id\030\003 \001(\t\032J\n" +
-      "\014ResultsEntry\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(" +
-      "\0132\032.littlehorse.VariableValue:\0028\001\"\256\003\n\036Sa" +
-      "veUserTaskRunProgressRequest\0224\n\020user_tas" +
-      "k_run_id\030\001 \001(\0132\032.littlehorse.UserTaskRun" +
-      "Id\022I\n\007results\030\002 \003(\01328.littlehorse.SaveUs" +
-      "erTaskRunProgressRequest.ResultsEntry\022\017\n" +
-      "\007user_id\030\003 \001(\t\022[\n\006policy\030\004 \001(\0162K.littleh" +
-      "orse.SaveUserTaskRunProgressRequest.Save" +
-      "UserTaskRunAssignmentPolicy\032J\n\014ResultsEn" +
-      "try\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.little" +
-      "horse.VariableValue:\0028\001\"Q\n\037SaveUserTaskR" +
-      "unAssignmentPolicy\022\034\n\030FAIL_IF_CLAIMED_BY" +
-      "_OTHER\020\000\022\020\n\014IGNORE_CLAIM\020\001\"P\n\030CancelUser" +
-      "TaskRunRequest\0224\n\020user_task_run_id\030\001 \001(\013" +
-      "2\032.littlehorse.UserTaskRunId\"\261\001\n\030UserTas" +
-      "kTriggerReference\022+\n\013node_run_id\030\001 \001(\0132\026" +
-      ".littlehorse.NodeRunId\022\036\n\026user_task_even" +
-      "t_number\030\002 \001(\005\022\024\n\007user_id\030\003 \001(\tH\000\210\001\001\022\027\n\n" +
-      "user_group\030\004 \001(\tH\001\210\001\001B\n\n\010_user_idB\r\n\013_us" +
-      "er_group\"\206\006\n\rUserTaskEvent\022(\n\004time\030\001 \001(\013" +
-      "2\032.google.protobuf.Timestamp\022C\n\rtask_exe" +
-      "cuted\030\002 \001(\0132*.littlehorse.UserTaskEvent." +
-      "UTETaskExecutedH\000\022:\n\010assigned\030\003 \001(\0132&.li" +
-      "ttlehorse.UserTaskEvent.UTEAssignedH\000\022<\n" +
-      "\tcancelled\030\004 \001(\0132\'.littlehorse.UserTaskE" +
-      "vent.UTECancelledH\000\0224\n\005saved\030\005 \001(\0132#.lit" +
-      "tlehorse.UserTaskEvent.UTESavedH\000\032\037\n\014UTE" +
-      "Cancelled\022\017\n\007message\030\001 \001(\t\032;\n\017UTETaskExe" +
-      "cuted\022(\n\010task_run\030\001 \001(\0132\026.littlehorse.Ta" +
-      "skRunId\032\252\001\n\010UTESaved\022\017\n\007user_id\030\001 \001(\t\022A\n" +
-      "\007results\030\002 \003(\01320.littlehorse.UserTaskEve" +
-      "nt.UTESaved.ResultsEntry\032J\n\014ResultsEntry" +
-      "\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.littlehor" +
-      "se.VariableValue:\0028\001\032\301\001\n\013UTEAssigned\022\030\n\013" +
-      "old_user_id\030\001 \001(\tH\000\210\001\001\022\033\n\016old_user_group" +
-      "\030\002 \001(\tH\001\210\001\001\022\030\n\013new_user_id\030\003 \001(\tH\002\210\001\001\022\033\n" +
-      "\016new_user_group\030\004 \001(\tH\003\210\001\001B\016\n\014_old_user_" +
-      "idB\021\n\017_old_user_groupB\016\n\014_new_user_idB\021\n" +
-      "\017_new_user_groupB\007\n\005event*J\n\021UserTaskRun" +
-      "Status\022\016\n\nUNASSIGNED\020\000\022\014\n\010ASSIGNED\020\001\022\010\n\004" +
-      "DONE\020\003\022\r\n\tCANCELLED\020\004BI\n\037io.littlehorse." +
-      "sdk.common.protoP\001Z\t.;lhproto\252\002\030LittleHo" +
-      "rse.Common.Protob\006proto3"
+      "\0132\032.littlehorse.UserTaskRunId\"\261\001\n\030UserTa" +
+      "skTriggerReference\022+\n\013node_run_id\030\001 \001(\0132" +
+      "\026.littlehorse.NodeRunId\022\036\n\026user_task_eve" +
+      "nt_number\030\002 \001(\005\022\024\n\007user_id\030\003 \001(\tH\000\210\001\001\022\027\n" +
+      "\nuser_group\030\004 \001(\tH\001\210\001\001B\n\n\010_user_idB\r\n\013_u" +
+      "ser_group\"\206\006\n\rUserTaskEvent\022(\n\004time\030\001 \001(" +
+      "\0132\032.google.protobuf.Timestamp\022C\n\rtask_ex" +
+      "ecuted\030\002 \001(\0132*.littlehorse.UserTaskEvent" +
+      ".UTETaskExecutedH\000\022:\n\010assigned\030\003 \001(\0132&.l" +
+      "ittlehorse.UserTaskEvent.UTEAssignedH\000\022<" +
+      "\n\tcancelled\030\004 \001(\0132\'.littlehorse.UserTask" +
+      "Event.UTECancelledH\000\0224\n\005saved\030\005 \001(\0132#.li" +
+      "ttlehorse.UserTaskEvent.UTESavedH\000\032\037\n\014UT" +
+      "ECancelled\022\017\n\007message\030\001 \001(\t\032;\n\017UTETaskEx" +
+      "ecuted\022(\n\010task_run\030\001 \001(\0132\026.littlehorse.T" +
+      "askRunId\032\252\001\n\010UTESaved\022\017\n\007user_id\030\001 \001(\t\022A" +
+      "\n\007results\030\002 \003(\01320.littlehorse.UserTaskEv" +
+      "ent.UTESaved.ResultsEntry\032J\n\014ResultsEntr" +
+      "y\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.littleho" +
+      "rse.VariableValue:\0028\001\032\301\001\n\013UTEAssigned\022\030\n" +
+      "\013old_user_id\030\001 \001(\tH\000\210\001\001\022\033\n\016old_user_grou" +
+      "p\030\002 \001(\tH\001\210\001\001\022\030\n\013new_user_id\030\003 \001(\tH\002\210\001\001\022\033" +
+      "\n\016new_user_group\030\004 \001(\tH\003\210\001\001B\016\n\014_old_user" +
+      "_idB\021\n\017_old_user_groupB\016\n\014_new_user_idB\021" +
+      "\n\017_new_user_groupB\007\n\005event*J\n\021UserTaskRu" +
+      "nStatus\022\016\n\nUNASSIGNED\020\000\022\014\n\010ASSIGNED\020\001\022\010\n" +
+      "\004DONE\020\003\022\r\n\tCANCELLED\020\004BI\n\037io.littlehorse" +
+      ".sdk.common.protoP\001Z\t.;lhproto\252\002\030LittleH" +
+      "orse.Common.Protob\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDef.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDef.java
index 9ec75d248..f989d7c09 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDef.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDef.java
@@ -20,7 +20,6 @@ private VariableDef(com.google.protobuf.GeneratedMessageV3.Builder builder) {
     super(builder);
   }
   private VariableDef() {
-    type_ = 0;
     name_ = "";
   }
 
@@ -45,30 +44,132 @@ protected java.lang.Object newInstance(
   }
 
   private int bitField0_;
-  public static final int TYPE_FIELD_NUMBER = 1;
-  private int type_ = 0;
+  private int typeCase_ = 0;
+  @SuppressWarnings("serial")
+  private java.lang.Object type_;
+  public enum TypeCase
+      implements com.google.protobuf.Internal.EnumLite,
+          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
+    PRIMITIVE(1),
+    SCHEMA(5),
+    TYPE_NOT_SET(0);
+    private final int value;
+    private TypeCase(int value) {
+      this.value = value;
+    }
+    /**
+     * @param value The number of the enum to look for.
+     * @return The enum associated with the given number.
+     * @deprecated Use {@link #forNumber(int)} instead.
+     */
+    @java.lang.Deprecated
+    public static TypeCase valueOf(int value) {
+      return forNumber(value);
+    }
+
+    public static TypeCase forNumber(int value) {
+      switch (value) {
+        case 1: return PRIMITIVE;
+        case 5: return SCHEMA;
+        case 0: return TYPE_NOT_SET;
+        default: return null;
+      }
+    }
+    public int getNumber() {
+      return this.value;
+    }
+  };
+
+  public TypeCase
+  getTypeCase() {
+    return TypeCase.forNumber(
+        typeCase_);
+  }
+
+  public static final int PRIMITIVE_FIELD_NUMBER = 1;
   /**
    * 
-   * The Type of the variable.
+   * The primitive type of the variable.
    * 

    *
-   * .littlehorse.VariableType type = 1;
-   * @return The enum numeric value on the wire for type.
+   * .littlehorse.PrimitiveType primitive = 1;
+   * @return Whether the primitive field is set.
    */
-  @java.lang.Override public int getTypeValue() {
-    return type_;
+  public boolean hasPrimitive() {
+    return typeCase_ == 1;
   }
   /**
    * 
-   * The Type of the variable.
+   * The primitive type of the variable.
    * 

    *
-   * .littlehorse.VariableType type = 1;
-   * @return The type.
+   * .littlehorse.PrimitiveType primitive = 1;
+   * @return The enum numeric value on the wire for primitive.
    */
-  @java.lang.Override public io.littlehorse.sdk.common.proto.VariableType getType() {
-    io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_);
-    return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result;
+  public int getPrimitiveValue() {
+    if (typeCase_ == 1) {
+      return (java.lang.Integer) type_;
+    }
+    return 0;
+  }
+  /**
+   * 
+   * The primitive type of the variable.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 1;
+   * @return The primitive.
+   */
+  public io.littlehorse.sdk.common.proto.PrimitiveType getPrimitive() {
+    if (typeCase_ == 1) {
+      io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(
+          (java.lang.Integer) type_);
+      return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
+    }
+    return io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ;
+  }
+
+  public static final int SCHEMA_FIELD_NUMBER = 5;
+  /**
+   * 
+   * The ID of the schema that the variable belongs to.
+   * 

+   *
+   * .littlehorse.SchemaId schema = 5;
+   * @return Whether the schema field is set.
+   */
+  @java.lang.Override
+  public boolean hasSchema() {
+    return typeCase_ == 5;
+  }
+  /**
+   * 
+   * The ID of the schema that the variable belongs to.
+   * 

+   *
+   * .littlehorse.SchemaId schema = 5;
+   * @return The schema.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaId getSchema() {
+    if (typeCase_ == 5) {
+       return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+    }
+    return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+  }
+  /**
+   * 
+   * The ID of the schema that the variable belongs to.
+   * 

+   *
+   * .littlehorse.SchemaId schema = 5;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaOrBuilder() {
+    if (typeCase_ == 5) {
+       return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+    }
+    return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
   }
 
   public static final int NAME_FIELD_NUMBER = 2;
@@ -162,19 +263,19 @@ public io.littlehorse.sdk.common.proto.VariableValueOrBuilder getDefaultValueOrB
     return defaultValue_ == null ? io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance() : defaultValue_;
   }
 
-  public static final int MASKED_VALUE_FIELD_NUMBER = 4;
-  private boolean maskedValue_ = false;
+  public static final int IS_MASKED_FIELD_NUMBER = 4;
+  private boolean isMasked_ = false;
   /**
    * 
    * If true, the variable value will show as a masked string.
    * 

    *
-   * bool masked_value = 4;
-   * @return The maskedValue.
+   * bool is_masked = 4;
+   * @return The isMasked.
    */
   @java.lang.Override
-  public boolean getMaskedValue() {
-    return maskedValue_;
+  public boolean getIsMasked() {
+    return isMasked_;
   }
 
   private byte memoizedIsInitialized = -1;
@@ -191,8 +292,8 @@ public final boolean isInitialized() {
   @java.lang.Override
   public void writeTo(com.google.protobuf.CodedOutputStream output)
                       throws java.io.IOException {
-    if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) {
-      output.writeEnum(1, type_);
+    if (typeCase_ == 1) {
+      output.writeEnum(1, ((java.lang.Integer) type_));
     }
     if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
       com.google.protobuf.GeneratedMessageV3.writeString(output, 2, name_);
@@ -200,8 +301,11 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
     if (((bitField0_ & 0x00000001) != 0)) {
       output.writeMessage(3, getDefaultValue());
     }
-    if (maskedValue_ != false) {
-      output.writeBool(4, maskedValue_);
+    if (isMasked_ != false) {
+      output.writeBool(4, isMasked_);
+    }
+    if (typeCase_ == 5) {
+      output.writeMessage(5, (io.littlehorse.sdk.common.proto.SchemaId) type_);
     }
     getUnknownFields().writeTo(output);
   }
@@ -212,9 +316,9 @@ public int getSerializedSize() {
     if (size != -1) return size;
 
     size = 0;
-    if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) {
+    if (typeCase_ == 1) {
       size += com.google.protobuf.CodedOutputStream
-        .computeEnumSize(1, type_);
+        .computeEnumSize(1, ((java.lang.Integer) type_));
     }
     if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(name_)) {
       size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, name_);
@@ -223,9 +327,13 @@ public int getSerializedSize() {
       size += com.google.protobuf.CodedOutputStream
         .computeMessageSize(3, getDefaultValue());
     }
-    if (maskedValue_ != false) {
+    if (isMasked_ != false) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeBoolSize(4, isMasked_);
+    }
+    if (typeCase_ == 5) {
       size += com.google.protobuf.CodedOutputStream
-        .computeBoolSize(4, maskedValue_);
+        .computeMessageSize(5, (io.littlehorse.sdk.common.proto.SchemaId) type_);
     }
     size += getUnknownFields().getSerializedSize();
     memoizedSize = size;
@@ -242,7 +350,6 @@ public boolean equals(final java.lang.Object obj) {
     }
     io.littlehorse.sdk.common.proto.VariableDef other = (io.littlehorse.sdk.common.proto.VariableDef) obj;
 
-    if (type_ != other.type_) return false;
     if (!getName()
         .equals(other.getName())) return false;
     if (hasDefaultValue() != other.hasDefaultValue()) return false;
@@ -250,8 +357,21 @@ public boolean equals(final java.lang.Object obj) {
       if (!getDefaultValue()
           .equals(other.getDefaultValue())) return false;
     }
-    if (getMaskedValue()
-        != other.getMaskedValue()) return false;
+    if (getIsMasked()
+        != other.getIsMasked()) return false;
+    if (!getTypeCase().equals(other.getTypeCase())) return false;
+    switch (typeCase_) {
+      case 1:
+        if (getPrimitiveValue()
+            != other.getPrimitiveValue()) return false;
+        break;
+      case 5:
+        if (!getSchema()
+            .equals(other.getSchema())) return false;
+        break;
+      case 0:
+      default:
+    }
     if (!getUnknownFields().equals(other.getUnknownFields())) return false;
     return true;
   }
@@ -263,17 +383,27 @@ public int hashCode() {
     }
     int hash = 41;
     hash = (19 * hash) + getDescriptor().hashCode();
-    hash = (37 * hash) + TYPE_FIELD_NUMBER;
-    hash = (53 * hash) + type_;
     hash = (37 * hash) + NAME_FIELD_NUMBER;
     hash = (53 * hash) + getName().hashCode();
     if (hasDefaultValue()) {
       hash = (37 * hash) + DEFAULT_VALUE_FIELD_NUMBER;
       hash = (53 * hash) + getDefaultValue().hashCode();
     }
-    hash = (37 * hash) + MASKED_VALUE_FIELD_NUMBER;
+    hash = (37 * hash) + IS_MASKED_FIELD_NUMBER;
     hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean(
-        getMaskedValue());
+        getIsMasked());
+    switch (typeCase_) {
+      case 1:
+        hash = (37 * hash) + PRIMITIVE_FIELD_NUMBER;
+        hash = (53 * hash) + getPrimitiveValue();
+        break;
+      case 5:
+        hash = (37 * hash) + SCHEMA_FIELD_NUMBER;
+        hash = (53 * hash) + getSchema().hashCode();
+        break;
+      case 0:
+      default:
+    }
     hash = (29 * hash) + getUnknownFields().hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -415,14 +545,18 @@ private void maybeForceBuilderInitialization() {
     public Builder clear() {
       super.clear();
       bitField0_ = 0;
-      type_ = 0;
+      if (schemaBuilder_ != null) {
+        schemaBuilder_.clear();
+      }
       name_ = "";
       defaultValue_ = null;
       if (defaultValueBuilder_ != null) {
         defaultValueBuilder_.dispose();
         defaultValueBuilder_ = null;
       }
-      maskedValue_ = false;
+      isMasked_ = false;
+      typeCase_ = 0;
+      type_ = null;
       return this;
     }
 
@@ -450,31 +584,38 @@ public io.littlehorse.sdk.common.proto.VariableDef build() {
     public io.littlehorse.sdk.common.proto.VariableDef buildPartial() {
       io.littlehorse.sdk.common.proto.VariableDef result = new io.littlehorse.sdk.common.proto.VariableDef(this);
       if (bitField0_ != 0) { buildPartial0(result); }
+      buildPartialOneofs(result);
       onBuilt();
       return result;
     }
 
     private void buildPartial0(io.littlehorse.sdk.common.proto.VariableDef result) {
       int from_bitField0_ = bitField0_;
-      if (((from_bitField0_ & 0x00000001) != 0)) {
-        result.type_ = type_;
-      }
-      if (((from_bitField0_ & 0x00000002) != 0)) {
+      if (((from_bitField0_ & 0x00000004) != 0)) {
         result.name_ = name_;
       }
       int to_bitField0_ = 0;
-      if (((from_bitField0_ & 0x00000004) != 0)) {
+      if (((from_bitField0_ & 0x00000008) != 0)) {
         result.defaultValue_ = defaultValueBuilder_ == null
             ? defaultValue_
             : defaultValueBuilder_.build();
         to_bitField0_ |= 0x00000001;
       }
-      if (((from_bitField0_ & 0x00000008) != 0)) {
-        result.maskedValue_ = maskedValue_;
+      if (((from_bitField0_ & 0x00000010) != 0)) {
+        result.isMasked_ = isMasked_;
       }
       result.bitField0_ |= to_bitField0_;
     }
 
+    private void buildPartialOneofs(io.littlehorse.sdk.common.proto.VariableDef result) {
+      result.typeCase_ = typeCase_;
+      result.type_ = this.type_;
+      if (typeCase_ == 5 &&
+          schemaBuilder_ != null) {
+        result.type_ = schemaBuilder_.build();
+      }
+    }
+
     @java.lang.Override
     public Builder clone() {
       return super.clone();
@@ -519,19 +660,29 @@ public Builder mergeFrom(com.google.protobuf.Message other) {
 
     public Builder mergeFrom(io.littlehorse.sdk.common.proto.VariableDef other) {
       if (other == io.littlehorse.sdk.common.proto.VariableDef.getDefaultInstance()) return this;
-      if (other.type_ != 0) {
-        setTypeValue(other.getTypeValue());
-      }
       if (!other.getName().isEmpty()) {
         name_ = other.name_;
-        bitField0_ |= 0x00000002;
+        bitField0_ |= 0x00000004;
         onChanged();
       }
       if (other.hasDefaultValue()) {
         mergeDefaultValue(other.getDefaultValue());
       }
-      if (other.getMaskedValue() != false) {
-        setMaskedValue(other.getMaskedValue());
+      if (other.getIsMasked() != false) {
+        setIsMasked(other.getIsMasked());
+      }
+      switch (other.getTypeCase()) {
+        case PRIMITIVE: {
+          setPrimitiveValue(other.getPrimitiveValue());
+          break;
+        }
+        case SCHEMA: {
+          mergeSchema(other.getSchema());
+          break;
+        }
+        case TYPE_NOT_SET: {
+          break;
+        }
       }
       this.mergeUnknownFields(other.getUnknownFields());
       onChanged();
@@ -560,27 +711,35 @@ public Builder mergeFrom(
               done = true;
               break;
             case 8: {
-              type_ = input.readEnum();
-              bitField0_ |= 0x00000001;
+              int rawValue = input.readEnum();
+              typeCase_ = 1;
+              type_ = rawValue;
               break;
             } // case 8
             case 18: {
               name_ = input.readStringRequireUtf8();
-              bitField0_ |= 0x00000002;
+              bitField0_ |= 0x00000004;
               break;
             } // case 18
             case 26: {
               input.readMessage(
                   getDefaultValueFieldBuilder().getBuilder(),
                   extensionRegistry);
-              bitField0_ |= 0x00000004;
+              bitField0_ |= 0x00000008;
               break;
             } // case 26
             case 32: {
-              maskedValue_ = input.readBool();
-              bitField0_ |= 0x00000008;
+              isMasked_ = input.readBool();
+              bitField0_ |= 0x00000010;
               break;
             } // case 32
+            case 42: {
+              input.readMessage(
+                  getSchemaFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              typeCase_ = 5;
+              break;
+            } // case 42
             default: {
               if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                 done = true; // was an endgroup tag
@@ -596,81 +755,295 @@ public Builder mergeFrom(
       } // finally
       return this;
     }
+    private int typeCase_ = 0;
+    private java.lang.Object type_;
+    public TypeCase
+        getTypeCase() {
+      return TypeCase.forNumber(
+          typeCase_);
+    }
+
+    public Builder clearType() {
+      typeCase_ = 0;
+      type_ = null;
+      onChanged();
+      return this;
+    }
+
     private int bitField0_;
 
-    private int type_ = 0;
     /**
      * 
-     * The Type of the variable.
+     * The primitive type of the variable.
      * 

      *
-     * .littlehorse.VariableType type = 1;
-     * @return The enum numeric value on the wire for type.
+     * .littlehorse.PrimitiveType primitive = 1;
+     * @return Whether the primitive field is set.
      */
-    @java.lang.Override public int getTypeValue() {
-      return type_;
+    @java.lang.Override
+    public boolean hasPrimitive() {
+      return typeCase_ == 1;
     }
     /**
      * 
-     * The Type of the variable.
+     * The primitive type of the variable.
      * 

      *
-     * .littlehorse.VariableType type = 1;
-     * @param value The enum numeric value on the wire for type to set.
+     * .littlehorse.PrimitiveType primitive = 1;
+     * @return The enum numeric value on the wire for primitive.
+     */
+    @java.lang.Override
+    public int getPrimitiveValue() {
+      if (typeCase_ == 1) {
+        return ((java.lang.Integer) type_).intValue();
+      }
+      return 0;
+    }
+    /**
+     * 
+     * The primitive type of the variable.
+     * 

+     *
+     * .littlehorse.PrimitiveType primitive = 1;
+     * @param value The enum numeric value on the wire for primitive to set.
      * @return This builder for chaining.
      */
-    public Builder setTypeValue(int value) {
+    public Builder setPrimitiveValue(int value) {
+      typeCase_ = 1;
       type_ = value;
-      bitField0_ |= 0x00000001;
       onChanged();
       return this;
     }
     /**
      * 
-     * The Type of the variable.
+     * The primitive type of the variable.
      * 

      *
-     * .littlehorse.VariableType type = 1;
-     * @return The type.
+     * .littlehorse.PrimitiveType primitive = 1;
+     * @return The primitive.
      */
     @java.lang.Override
-    public io.littlehorse.sdk.common.proto.VariableType getType() {
-      io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_);
-      return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result;
+    public io.littlehorse.sdk.common.proto.PrimitiveType getPrimitive() {
+      if (typeCase_ == 1) {
+        io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(
+            (java.lang.Integer) type_);
+        return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
+      }
+      return io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ;
     }
     /**
      * 
-     * The Type of the variable.
+     * The primitive type of the variable.
      * 

      *
-     * .littlehorse.VariableType type = 1;
-     * @param value The type to set.
+     * .littlehorse.PrimitiveType primitive = 1;
+     * @param value The primitive to set.
      * @return This builder for chaining.
      */
-    public Builder setType(io.littlehorse.sdk.common.proto.VariableType value) {
+    public Builder setPrimitive(io.littlehorse.sdk.common.proto.PrimitiveType value) {
       if (value == null) {
         throw new NullPointerException();
       }
-      bitField0_ |= 0x00000001;
+      typeCase_ = 1;
       type_ = value.getNumber();
       onChanged();
       return this;
     }
     /**
      * 
-     * The Type of the variable.
+     * The primitive type of the variable.
      * 

      *
-     * .littlehorse.VariableType type = 1;
+     * .littlehorse.PrimitiveType primitive = 1;
      * @return This builder for chaining.
      */
-    public Builder clearType() {
-      bitField0_ = (bitField0_ & ~0x00000001);
-      type_ = 0;
-      onChanged();
+    public Builder clearPrimitive() {
+      if (typeCase_ == 1) {
+        typeCase_ = 0;
+        type_ = null;
+        onChanged();
+      }
       return this;
     }
 
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> schemaBuilder_;
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     * @return Whether the schema field is set.
+     */
+    @java.lang.Override
+    public boolean hasSchema() {
+      return typeCase_ == 5;
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     * @return The schema.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaId getSchema() {
+      if (schemaBuilder_ == null) {
+        if (typeCase_ == 5) {
+          return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      } else {
+        if (typeCase_ == 5) {
+          return schemaBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     */
+    public Builder setSchema(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        type_ = value;
+        onChanged();
+      } else {
+        schemaBuilder_.setMessage(value);
+      }
+      typeCase_ = 5;
+      return this;
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     */
+    public Builder setSchema(
+        io.littlehorse.sdk.common.proto.SchemaId.Builder builderForValue) {
+      if (schemaBuilder_ == null) {
+        type_ = builderForValue.build();
+        onChanged();
+      } else {
+        schemaBuilder_.setMessage(builderForValue.build());
+      }
+      typeCase_ = 5;
+      return this;
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     */
+    public Builder mergeSchema(io.littlehorse.sdk.common.proto.SchemaId value) {
+      if (schemaBuilder_ == null) {
+        if (typeCase_ == 5 &&
+            type_ != io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance()) {
+          type_ = io.littlehorse.sdk.common.proto.SchemaId.newBuilder((io.littlehorse.sdk.common.proto.SchemaId) type_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          type_ = value;
+        }
+        onChanged();
+      } else {
+        if (typeCase_ == 5) {
+          schemaBuilder_.mergeFrom(value);
+        } else {
+          schemaBuilder_.setMessage(value);
+        }
+      }
+      typeCase_ = 5;
+      return this;
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     */
+    public Builder clearSchema() {
+      if (schemaBuilder_ == null) {
+        if (typeCase_ == 5) {
+          typeCase_ = 0;
+          type_ = null;
+          onChanged();
+        }
+      } else {
+        if (typeCase_ == 5) {
+          typeCase_ = 0;
+          type_ = null;
+        }
+        schemaBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     */
+    public io.littlehorse.sdk.common.proto.SchemaId.Builder getSchemaBuilder() {
+      return getSchemaFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaOrBuilder() {
+      if ((typeCase_ == 5) && (schemaBuilder_ != null)) {
+        return schemaBuilder_.getMessageOrBuilder();
+      } else {
+        if (typeCase_ == 5) {
+          return (io.littlehorse.sdk.common.proto.SchemaId) type_;
+        }
+        return io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * The ID of the schema that the variable belongs to.
+     * 

+     *
+     * .littlehorse.SchemaId schema = 5;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder> 
+        getSchemaFieldBuilder() {
+      if (schemaBuilder_ == null) {
+        if (!(typeCase_ == 5)) {
+          type_ = io.littlehorse.sdk.common.proto.SchemaId.getDefaultInstance();
+        }
+        schemaBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.SchemaId, io.littlehorse.sdk.common.proto.SchemaId.Builder, io.littlehorse.sdk.common.proto.SchemaIdOrBuilder>(
+                (io.littlehorse.sdk.common.proto.SchemaId) type_,
+                getParentForChildren(),
+                isClean());
+        type_ = null;
+      }
+      typeCase_ = 5;
+      onChanged();
+      return schemaBuilder_;
+    }
+
     private java.lang.Object name_ = "";
     /**
      * 
@@ -726,7 +1099,7 @@ public Builder setName(
         java.lang.String value) {
       if (value == null) { throw new NullPointerException(); }
       name_ = value;
-      bitField0_ |= 0x00000002;
+      bitField0_ |= 0x00000004;
       onChanged();
       return this;
     }
@@ -740,7 +1113,7 @@ public Builder setName(
      */
     public Builder clearName() {
       name_ = getDefaultInstance().getName();
-      bitField0_ = (bitField0_ & ~0x00000002);
+      bitField0_ = (bitField0_ & ~0x00000004);
       onChanged();
       return this;
     }
@@ -758,7 +1131,7 @@ public Builder setNameBytes(
       if (value == null) { throw new NullPointerException(); }
       checkByteStringIsUtf8(value);
       name_ = value;
-      bitField0_ |= 0x00000002;
+      bitField0_ |= 0x00000004;
       onChanged();
       return this;
     }
@@ -777,7 +1150,7 @@ public Builder setNameBytes(
      * @return Whether the defaultValue field is set.
      */
     public boolean hasDefaultValue() {
-      return ((bitField0_ & 0x00000004) != 0);
+      return ((bitField0_ & 0x00000008) != 0);
     }
     /**
      * 
@@ -814,7 +1187,7 @@ public Builder setDefaultValue(io.littlehorse.sdk.common.proto.VariableValue val
       } else {
         defaultValueBuilder_.setMessage(value);
       }
-      bitField0_ |= 0x00000004;
+      bitField0_ |= 0x00000008;
       onChanged();
       return this;
     }
@@ -834,7 +1207,7 @@ public Builder setDefaultValue(
       } else {
         defaultValueBuilder_.setMessage(builderForValue.build());
       }
-      bitField0_ |= 0x00000004;
+      bitField0_ |= 0x00000008;
       onChanged();
       return this;
     }
@@ -849,7 +1222,7 @@ public Builder setDefaultValue(
      */
     public Builder mergeDefaultValue(io.littlehorse.sdk.common.proto.VariableValue value) {
       if (defaultValueBuilder_ == null) {
-        if (((bitField0_ & 0x00000004) != 0) &&
+        if (((bitField0_ & 0x00000008) != 0) &&
           defaultValue_ != null &&
           defaultValue_ != io.littlehorse.sdk.common.proto.VariableValue.getDefaultInstance()) {
           getDefaultValueBuilder().mergeFrom(value);
@@ -859,7 +1232,7 @@ public Builder mergeDefaultValue(io.littlehorse.sdk.common.proto.VariableValue v
       } else {
         defaultValueBuilder_.mergeFrom(value);
       }
-      bitField0_ |= 0x00000004;
+      bitField0_ |= 0x00000008;
       onChanged();
       return this;
     }
@@ -873,7 +1246,7 @@ public Builder mergeDefaultValue(io.littlehorse.sdk.common.proto.VariableValue v
      * optional .littlehorse.VariableValue default_value = 3;
      */
     public Builder clearDefaultValue() {
-      bitField0_ = (bitField0_ & ~0x00000004);
+      bitField0_ = (bitField0_ & ~0x00000008);
       defaultValue_ = null;
       if (defaultValueBuilder_ != null) {
         defaultValueBuilder_.dispose();
@@ -892,7 +1265,7 @@ public Builder clearDefaultValue() {
      * optional .littlehorse.VariableValue default_value = 3;
      */
     public io.littlehorse.sdk.common.proto.VariableValue.Builder getDefaultValueBuilder() {
-      bitField0_ |= 0x00000004;
+      bitField0_ |= 0x00000008;
       onChanged();
       return getDefaultValueFieldBuilder().getBuilder();
     }
@@ -936,32 +1309,32 @@ public io.littlehorse.sdk.common.proto.VariableValueOrBuilder getDefaultValueOrB
       return defaultValueBuilder_;
     }
 
-    private boolean maskedValue_ ;
+    private boolean isMasked_ ;
     /**
      * 
      * If true, the variable value will show as a masked string.
      * 

      *
-     * bool masked_value = 4;
-     * @return The maskedValue.
+     * bool is_masked = 4;
+     * @return The isMasked.
      */
     @java.lang.Override
-    public boolean getMaskedValue() {
-      return maskedValue_;
+    public boolean getIsMasked() {
+      return isMasked_;
     }
     /**
      * 
      * If true, the variable value will show as a masked string.
      * 

      *
-     * bool masked_value = 4;
-     * @param value The maskedValue to set.
+     * bool is_masked = 4;
+     * @param value The isMasked to set.
      * @return This builder for chaining.
      */
-    public Builder setMaskedValue(boolean value) {
+    public Builder setIsMasked(boolean value) {
 
-      maskedValue_ = value;
-      bitField0_ |= 0x00000008;
+      isMasked_ = value;
+      bitField0_ |= 0x00000010;
       onChanged();
       return this;
     }
@@ -970,12 +1343,12 @@ public Builder setMaskedValue(boolean value) {
      * If true, the variable value will show as a masked string.
      * 

      *
-     * bool masked_value = 4;
+     * bool is_masked = 4;
      * @return This builder for chaining.
      */
-    public Builder clearMaskedValue() {
-      bitField0_ = (bitField0_ & ~0x00000008);
-      maskedValue_ = false;
+    public Builder clearIsMasked() {
+      bitField0_ = (bitField0_ & ~0x00000010);
+      isMasked_ = false;
       onChanged();
       return this;
     }
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDefOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDefOrBuilder.java
index 8c6de8339..075cd9498 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDefOrBuilder.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableDefOrBuilder.java
@@ -9,22 +9,58 @@ public interface VariableDefOrBuilder extends
 
   /**
    * 
-   * The Type of the variable.
+   * The primitive type of the variable.
    * 

    *
-   * .littlehorse.VariableType type = 1;
-   * @return The enum numeric value on the wire for type.
+   * .littlehorse.PrimitiveType primitive = 1;
+   * @return Whether the primitive field is set.
    */
-  int getTypeValue();
+  boolean hasPrimitive();
   /**
    * 
-   * The Type of the variable.
+   * The primitive type of the variable.
    * 

    *
-   * .littlehorse.VariableType type = 1;
-   * @return The type.
+   * .littlehorse.PrimitiveType primitive = 1;
+   * @return The enum numeric value on the wire for primitive.
    */
-  io.littlehorse.sdk.common.proto.VariableType getType();
+  int getPrimitiveValue();
+  /**
+   * 
+   * The primitive type of the variable.
+   * 

+   *
+   * .littlehorse.PrimitiveType primitive = 1;
+   * @return The primitive.
+   */
+  io.littlehorse.sdk.common.proto.PrimitiveType getPrimitive();
+
+  /**
+   * 
+   * The ID of the schema that the variable belongs to.
+   * 

+   *
+   * .littlehorse.SchemaId schema = 5;
+   * @return Whether the schema field is set.
+   */
+  boolean hasSchema();
+  /**
+   * 
+   * The ID of the schema that the variable belongs to.
+   * 

+   *
+   * .littlehorse.SchemaId schema = 5;
+   * @return The schema.
+   */
+  io.littlehorse.sdk.common.proto.SchemaId getSchema();
+  /**
+   * 
+   * The ID of the schema that the variable belongs to.
+   * 

+   *
+   * .littlehorse.SchemaId schema = 5;
+   */
+  io.littlehorse.sdk.common.proto.SchemaIdOrBuilder getSchemaOrBuilder();
 
   /**
    * 
@@ -84,8 +120,10 @@ public interface VariableDefOrBuilder extends
    * If true, the variable value will show as a masked string.
    * 

    *
-   * bool masked_value = 4;
-   * @return The maskedValue.
+   * bool is_masked = 4;
+   * @return The isMasked.
    */
-  boolean getMaskedValue();
+  boolean getIsMasked();
+
+  io.littlehorse.sdk.common.proto.VariableDef.TypeCase getTypeCase();
 }
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableOuterClass.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableOuterClass.java
index 27b2f6ccd..9571568ce 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableOuterClass.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableOuterClass.java
@@ -24,6 +24,41 @@ public static void registerAllExtensions(
   static final 
     com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internal_static_littlehorse_Variable_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_littlehorse_Struct_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_littlehorse_Struct_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_littlehorse_InlineStruct_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_littlehorse_InlineStruct_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_littlehorse_StructField_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_littlehorse_StructField_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_littlehorse_StructField_FieldList_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_littlehorse_StructField_FieldList_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_littlehorse_SchemaField_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_littlehorse_SchemaField_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_littlehorse_Schema_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_littlehorse_Schema_fieldAccessorTable;
+  static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_littlehorse_InlineSchema_descriptor;
+  static final 
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_littlehorse_InlineSchema_fieldAccessorTable;
 
   public static com.google.protobuf.Descriptors.FileDescriptor
       getDescriptor() {
@@ -34,39 +69,104 @@ public static void registerAllExtensions(
   static {
     java.lang.String[] descriptorData = {
       "\n\016variable.proto\022\013littlehorse\032\037google/pr" +
-      "otobuf/timestamp.proto\032\017object_id.proto\"" +
-      "\227\001\n\rVariableValue\022\022\n\010json_obj\030\002 \001(\tH\000\022\022\n" +
-      "\010json_arr\030\003 \001(\tH\000\022\020\n\006double\030\004 \001(\001H\000\022\016\n\004b" +
-      "ool\030\005 \001(\010H\000\022\r\n\003str\030\006 \001(\tH\000\022\r\n\003int\030\007 \001(\003H" +
-      "\000\022\017\n\005bytes\030\010 \001(\014H\000B\007\n\005valueJ\004\010\001\020\002\"\305\001\n\010Va" +
-      "riable\022#\n\002id\030\001 \001(\0132\027.littlehorse.Variabl" +
-      "eId\022)\n\005value\030\002 \001(\0132\032.littlehorse.Variabl" +
-      "eValue\022.\n\ncreated_at\030\003 \001(\0132\032.google.prot" +
-      "obuf.Timestamp\022)\n\nwf_spec_id\030\004 \001(\0132\025.lit" +
-      "tlehorse.WfSpecId\022\016\n\006masked\030\005 \001(\010BI\n\037io." +
-      "littlehorse.sdk.common.protoP\001Z\t.;lhprot" +
-      "o\252\002\030LittleHorse.Common.Protob\006proto3"
+      "otobuf/timestamp.proto\032\017object_id.proto\032" +
+      "\022common_enums.proto\"\276\001\n\rVariableValue\022\022\n" +
+      "\010json_obj\030\002 \001(\tH\000\022\022\n\010json_arr\030\003 \001(\tH\000\022\020\n" +
+      "\006double\030\004 \001(\001H\000\022\016\n\004bool\030\005 \001(\010H\000\022\r\n\003str\030\006" +
+      " \001(\tH\000\022\r\n\003int\030\007 \001(\003H\000\022\017\n\005bytes\030\010 \001(\014H\000\022%" +
+      "\n\006struct\030\t \001(\0132\023.littlehorse.StructH\000B\007\n" +
+      "\005valueJ\004\010\001\020\002\"\305\001\n\010Variable\022#\n\002id\030\001 \001(\0132\027." +
+      "littlehorse.VariableId\022)\n\005value\030\002 \001(\0132\032." +
+      "littlehorse.VariableValue\022.\n\ncreated_at\030" +
+      "\003 \001(\0132\032.google.protobuf.Timestamp\022)\n\nwf_" +
+      "spec_id\030\004 \001(\0132\025.littlehorse.WfSpecId\022\016\n\006" +
+      "masked\030\005 \001(\010\"]\n\006Struct\022(\n\tschema_id\030\001 \001(" +
+      "\0132\025.littlehorse.SchemaId\022)\n\006struct\030\002 \001(\013" +
+      "2\031.littlehorse.InlineStruct\"8\n\014InlineStr" +
+      "uct\022(\n\006fields\030\001 \003(\0132\030.littlehorse.Struct" +
+      "Field\"\346\001\n\013StructField\022/\n\tprimitive\030\001 \001(\013" +
+      "2\032.littlehorse.VariableValueH\000\022+\n\006struct" +
+      "\030\002 \001(\0132\031.littlehorse.InlineStructH\000\0222\n\004l" +
+      "ist\030\003 \001(\0132\".littlehorse.StructField.Fiel" +
+      "dListH\000\0325\n\tFieldList\022(\n\006fields\030\001 \003(\0132\030.l" +
+      "ittlehorse.StructFieldB\016\n\014struct_value\"\314" +
+      "\001\n\013SchemaField\022\014\n\004name\030\001 \001(\t\022\020\n\010optional" +
+      "\030\002 \001(\010\022/\n\tprimitive\030\003 \001(\0162\032.littlehorse." +
+      "PrimitiveTypeH\000\022*\n\tschema_id\030\004 \001(\0132\025.lit" +
+      "tlehorse.SchemaIdH\000\0222\n\rinline_schema\030\005 \001" +
+      "(\0132\031.littlehorse.InlineSchemaH\000B\014\n\nfield" +
+      "_type\"\200\001\n\006Schema\022!\n\002id\030\001 \001(\0132\025.littlehor" +
+      "se.SchemaId\022\030\n\013description\030\002 \001(\tH\000\210\001\001\022)\n" +
+      "\006schema\030\003 \001(\0132\031.littlehorse.InlineSchema" +
+      "B\016\n\014_description\"8\n\014InlineSchema\022(\n\006fiel" +
+      "ds\030\001 \003(\0132\030.littlehorse.SchemaFieldBI\n\037io" +
+      ".littlehorse.sdk.common.protoP\001Z\t.;lhpro" +
+      "to\252\002\030LittleHorse.Common.Protob\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
         new com.google.protobuf.Descriptors.FileDescriptor[] {
           com.google.protobuf.TimestampProto.getDescriptor(),
           io.littlehorse.sdk.common.proto.ObjectId.getDescriptor(),
+          io.littlehorse.sdk.common.proto.CommonEnums.getDescriptor(),
         });
     internal_static_littlehorse_VariableValue_descriptor =
       getDescriptor().getMessageTypes().get(0);
     internal_static_littlehorse_VariableValue_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_littlehorse_VariableValue_descriptor,
-        new java.lang.String[] { "JsonObj", "JsonArr", "Double", "Bool", "Str", "Int", "Bytes", "Value", });
+        new java.lang.String[] { "JsonObj", "JsonArr", "Double", "Bool", "Str", "Int", "Bytes", "Struct", "Value", });
     internal_static_littlehorse_Variable_descriptor =
       getDescriptor().getMessageTypes().get(1);
     internal_static_littlehorse_Variable_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_littlehorse_Variable_descriptor,
         new java.lang.String[] { "Id", "Value", "CreatedAt", "WfSpecId", "Masked", });
+    internal_static_littlehorse_Struct_descriptor =
+      getDescriptor().getMessageTypes().get(2);
+    internal_static_littlehorse_Struct_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_littlehorse_Struct_descriptor,
+        new java.lang.String[] { "SchemaId", "Struct", });
+    internal_static_littlehorse_InlineStruct_descriptor =
+      getDescriptor().getMessageTypes().get(3);
+    internal_static_littlehorse_InlineStruct_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_littlehorse_InlineStruct_descriptor,
+        new java.lang.String[] { "Fields", });
+    internal_static_littlehorse_StructField_descriptor =
+      getDescriptor().getMessageTypes().get(4);
+    internal_static_littlehorse_StructField_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_littlehorse_StructField_descriptor,
+        new java.lang.String[] { "Primitive", "Struct", "List", "StructValue", });
+    internal_static_littlehorse_StructField_FieldList_descriptor =
+      internal_static_littlehorse_StructField_descriptor.getNestedTypes().get(0);
+    internal_static_littlehorse_StructField_FieldList_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_littlehorse_StructField_FieldList_descriptor,
+        new java.lang.String[] { "Fields", });
+    internal_static_littlehorse_SchemaField_descriptor =
+      getDescriptor().getMessageTypes().get(5);
+    internal_static_littlehorse_SchemaField_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_littlehorse_SchemaField_descriptor,
+        new java.lang.String[] { "Name", "Optional", "Primitive", "SchemaId", "InlineSchema", "FieldType", });
+    internal_static_littlehorse_Schema_descriptor =
+      getDescriptor().getMessageTypes().get(6);
+    internal_static_littlehorse_Schema_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_littlehorse_Schema_descriptor,
+        new java.lang.String[] { "Id", "Description", "Schema", "Description", });
+    internal_static_littlehorse_InlineSchema_descriptor =
+      getDescriptor().getMessageTypes().get(7);
+    internal_static_littlehorse_InlineSchema_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_littlehorse_InlineSchema_descriptor,
+        new java.lang.String[] { "Fields", });
     com.google.protobuf.TimestampProto.getDescriptor();
     io.littlehorse.sdk.common.proto.ObjectId.getDescriptor();
+    io.littlehorse.sdk.common.proto.CommonEnums.getDescriptor();
   }
 
   // @@protoc_insertion_point(outer_class_scope)
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValue.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValue.java
index b61f941fa..0b9fd94b7 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValue.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValue.java
@@ -57,6 +57,7 @@ public enum ValueCase
     STR(6),
     INT(7),
     BYTES(8),
+    STRUCT(9),
     VALUE_NOT_SET(0);
     private final int value;
     private ValueCase(int value) {
@@ -81,6 +82,7 @@ public static ValueCase forNumber(int value) {
         case 6: return STR;
         case 7: return INT;
         case 8: return BYTES;
+        case 9: return STRUCT;
         case 0: return VALUE_NOT_SET;
         default: return null;
       }
@@ -406,6 +408,49 @@ public com.google.protobuf.ByteString getBytes() {
     return com.google.protobuf.ByteString.EMPTY;
   }
 
+  public static final int STRUCT_FIELD_NUMBER = 9;
+  /**
+   * 
+   * A strongly-typed struct
+   * 

+   *
+   * .littlehorse.Struct struct = 9;
+   * @return Whether the struct field is set.
+   */
+  @java.lang.Override
+  public boolean hasStruct() {
+    return valueCase_ == 9;
+  }
+  /**
+   * 
+   * A strongly-typed struct
+   * 

+   *
+   * .littlehorse.Struct struct = 9;
+   * @return The struct.
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.Struct getStruct() {
+    if (valueCase_ == 9) {
+       return (io.littlehorse.sdk.common.proto.Struct) value_;
+    }
+    return io.littlehorse.sdk.common.proto.Struct.getDefaultInstance();
+  }
+  /**
+   * 
+   * A strongly-typed struct
+   * 

+   *
+   * .littlehorse.Struct struct = 9;
+   */
+  @java.lang.Override
+  public io.littlehorse.sdk.common.proto.StructOrBuilder getStructOrBuilder() {
+    if (valueCase_ == 9) {
+       return (io.littlehorse.sdk.common.proto.Struct) value_;
+    }
+    return io.littlehorse.sdk.common.proto.Struct.getDefaultInstance();
+  }
+
   private byte memoizedIsInitialized = -1;
   @java.lang.Override
   public final boolean isInitialized() {
@@ -445,6 +490,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       output.writeBytes(
           8, (com.google.protobuf.ByteString) value_);
     }
+    if (valueCase_ == 9) {
+      output.writeMessage(9, (io.littlehorse.sdk.common.proto.Struct) value_);
+    }
     getUnknownFields().writeTo(output);
   }
 
@@ -483,6 +531,10 @@ public int getSerializedSize() {
         .computeBytesSize(
             8, (com.google.protobuf.ByteString) value_);
     }
+    if (valueCase_ == 9) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeMessageSize(9, (io.littlehorse.sdk.common.proto.Struct) value_);
+    }
     size += getUnknownFields().getSerializedSize();
     memoizedSize = size;
     return size;
@@ -529,6 +581,10 @@ public boolean equals(final java.lang.Object obj) {
         if (!getBytes()
             .equals(other.getBytes())) return false;
         break;
+      case 9:
+        if (!getStruct()
+            .equals(other.getStruct())) return false;
+        break;
       case 0:
       default:
     }
@@ -575,6 +631,10 @@ public int hashCode() {
         hash = (37 * hash) + BYTES_FIELD_NUMBER;
         hash = (53 * hash) + getBytes().hashCode();
         break;
+      case 9:
+        hash = (37 * hash) + STRUCT_FIELD_NUMBER;
+        hash = (53 * hash) + getStruct().hashCode();
+        break;
       case 0:
       default:
     }
@@ -715,6 +775,9 @@ private Builder(
     public Builder clear() {
       super.clear();
       bitField0_ = 0;
+      if (structBuilder_ != null) {
+        structBuilder_.clear();
+      }
       valueCase_ = 0;
       value_ = null;
       return this;
@@ -756,6 +819,10 @@ private void buildPartial0(io.littlehorse.sdk.common.proto.VariableValue result)
     private void buildPartialOneofs(io.littlehorse.sdk.common.proto.VariableValue result) {
       result.valueCase_ = valueCase_;
       result.value_ = this.value_;
+      if (valueCase_ == 9 &&
+          structBuilder_ != null) {
+        result.value_ = structBuilder_.build();
+      }
     }
 
     @java.lang.Override
@@ -837,6 +904,10 @@ public Builder mergeFrom(io.littlehorse.sdk.common.proto.VariableValue other) {
           setBytes(other.getBytes());
           break;
         }
+        case STRUCT: {
+          mergeStruct(other.getStruct());
+          break;
+        }
         case VALUE_NOT_SET: {
           break;
         }
@@ -905,6 +976,13 @@ public Builder mergeFrom(
               valueCase_ = 8;
               break;
             } // case 66
+            case 74: {
+              input.readMessage(
+                  getStructFieldBuilder().getBuilder(),
+                  extensionRegistry);
+              valueCase_ = 9;
+              break;
+            } // case 74
             default: {
               if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                 done = true; // was an endgroup tag
@@ -1523,6 +1601,184 @@ public Builder clearBytes() {
       }
       return this;
     }
+
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.Struct, io.littlehorse.sdk.common.proto.Struct.Builder, io.littlehorse.sdk.common.proto.StructOrBuilder> structBuilder_;
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     * @return Whether the struct field is set.
+     */
+    @java.lang.Override
+    public boolean hasStruct() {
+      return valueCase_ == 9;
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     * @return The struct.
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.Struct getStruct() {
+      if (structBuilder_ == null) {
+        if (valueCase_ == 9) {
+          return (io.littlehorse.sdk.common.proto.Struct) value_;
+        }
+        return io.littlehorse.sdk.common.proto.Struct.getDefaultInstance();
+      } else {
+        if (valueCase_ == 9) {
+          return structBuilder_.getMessage();
+        }
+        return io.littlehorse.sdk.common.proto.Struct.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     */
+    public Builder setStruct(io.littlehorse.sdk.common.proto.Struct value) {
+      if (structBuilder_ == null) {
+        if (value == null) {
+          throw new NullPointerException();
+        }
+        value_ = value;
+        onChanged();
+      } else {
+        structBuilder_.setMessage(value);
+      }
+      valueCase_ = 9;
+      return this;
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     */
+    public Builder setStruct(
+        io.littlehorse.sdk.common.proto.Struct.Builder builderForValue) {
+      if (structBuilder_ == null) {
+        value_ = builderForValue.build();
+        onChanged();
+      } else {
+        structBuilder_.setMessage(builderForValue.build());
+      }
+      valueCase_ = 9;
+      return this;
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     */
+    public Builder mergeStruct(io.littlehorse.sdk.common.proto.Struct value) {
+      if (structBuilder_ == null) {
+        if (valueCase_ == 9 &&
+            value_ != io.littlehorse.sdk.common.proto.Struct.getDefaultInstance()) {
+          value_ = io.littlehorse.sdk.common.proto.Struct.newBuilder((io.littlehorse.sdk.common.proto.Struct) value_)
+              .mergeFrom(value).buildPartial();
+        } else {
+          value_ = value;
+        }
+        onChanged();
+      } else {
+        if (valueCase_ == 9) {
+          structBuilder_.mergeFrom(value);
+        } else {
+          structBuilder_.setMessage(value);
+        }
+      }
+      valueCase_ = 9;
+      return this;
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     */
+    public Builder clearStruct() {
+      if (structBuilder_ == null) {
+        if (valueCase_ == 9) {
+          valueCase_ = 0;
+          value_ = null;
+          onChanged();
+        }
+      } else {
+        if (valueCase_ == 9) {
+          valueCase_ = 0;
+          value_ = null;
+        }
+        structBuilder_.clear();
+      }
+      return this;
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     */
+    public io.littlehorse.sdk.common.proto.Struct.Builder getStructBuilder() {
+      return getStructFieldBuilder().getBuilder();
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     */
+    @java.lang.Override
+    public io.littlehorse.sdk.common.proto.StructOrBuilder getStructOrBuilder() {
+      if ((valueCase_ == 9) && (structBuilder_ != null)) {
+        return structBuilder_.getMessageOrBuilder();
+      } else {
+        if (valueCase_ == 9) {
+          return (io.littlehorse.sdk.common.proto.Struct) value_;
+        }
+        return io.littlehorse.sdk.common.proto.Struct.getDefaultInstance();
+      }
+    }
+    /**
+     * 
+     * A strongly-typed struct
+     * 

+     *
+     * .littlehorse.Struct struct = 9;
+     */
+    private com.google.protobuf.SingleFieldBuilderV3<
+        io.littlehorse.sdk.common.proto.Struct, io.littlehorse.sdk.common.proto.Struct.Builder, io.littlehorse.sdk.common.proto.StructOrBuilder> 
+        getStructFieldBuilder() {
+      if (structBuilder_ == null) {
+        if (!(valueCase_ == 9)) {
+          value_ = io.littlehorse.sdk.common.proto.Struct.getDefaultInstance();
+        }
+        structBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
+            io.littlehorse.sdk.common.proto.Struct, io.littlehorse.sdk.common.proto.Struct.Builder, io.littlehorse.sdk.common.proto.StructOrBuilder>(
+                (io.littlehorse.sdk.common.proto.Struct) value_,
+                getParentForChildren(),
+                isClean());
+        value_ = null;
+      }
+      valueCase_ = 9;
+      onChanged();
+      return structBuilder_;
+    }
     @java.lang.Override
     public final Builder setUnknownFields(
         final com.google.protobuf.UnknownFieldSet unknownFields) {
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValueOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValueOrBuilder.java
index 245aaac99..0dcfafeeb 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValueOrBuilder.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/VariableValueOrBuilder.java
@@ -172,5 +172,32 @@ public interface VariableValueOrBuilder extends
    */
   com.google.protobuf.ByteString getBytes();
 
+  /**
+   * 
+   * A strongly-typed struct
+   * 

+   *
+   * .littlehorse.Struct struct = 9;
+   * @return Whether the struct field is set.
+   */
+  boolean hasStruct();
+  /**
+   * 
+   * A strongly-typed struct
+   * 

+   *
+   * .littlehorse.Struct struct = 9;
+   * @return The struct.
+   */
+  io.littlehorse.sdk.common.proto.Struct getStruct();
+  /**
+   * 
+   * A strongly-typed struct
+   * 

+   *
+   * .littlehorse.Struct struct = 9;
+   */
+  io.littlehorse.sdk.common.proto.StructOrBuilder getStructOrBuilder();
+
   io.littlehorse.sdk.common.proto.VariableValue.ValueCase getValueCase();
 }
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WfSpecOuterClass.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WfSpecOuterClass.java
index a618b8bf2..5ee227e2f 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WfSpecOuterClass.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WfSpecOuterClass.java
@@ -215,125 +215,125 @@ public static void registerAllExtensions(
       "B\023\n\021_retention_policyB\014\n\n_migrationB\021\n\017_" +
       "parent_wf_spec\"Q\n\027WorkflowRetentionPolic" +
       "y\022&\n\034seconds_after_wf_termination\030\001 \001(\003H" +
-      "\000B\016\n\014wf_gc_policy\"N\n\tJsonIndex\022\022\n\nfield_" +
-      "path\030\001 \001(\t\022-\n\nfield_type\030\002 \001(\0162\031.littleh" +
-      "orse.VariableType\"\312\001\n\014ThreadVarDef\022)\n\007va" +
-      "r_def\030\001 \001(\0132\030.littlehorse.VariableDef\022\020\n" +
-      "\010required\030\002 \001(\010\022\022\n\nsearchable\030\003 \001(\010\022,\n\014j" +
-      "son_indexes\030\004 \003(\0132\026.littlehorse.JsonInde" +
-      "x\022;\n\014access_level\030\005 \001(\0162%.littlehorse.Wf" +
-      "RunVariableAccessLevel\"\275\002\n\nThreadSpec\0221\n" +
-      "\005nodes\030\001 \003(\0132\".littlehorse.ThreadSpec.No" +
-      "desEntry\0220\n\rvariable_defs\030\002 \003(\0132\031.little" +
-      "horse.ThreadVarDef\0221\n\016interrupt_defs\030\003 \003" +
-      "(\0132\031.littlehorse.InterruptDef\022A\n\020retenti" +
-      "on_policy\030\004 \001(\0132\".littlehorse.ThreadRete" +
-      "ntionPolicyH\000\210\001\001\032?\n\nNodesEntry\022\013\n\003key\030\001 " +
-      "\001(\t\022 \n\005value\030\002 \001(\0132\021.littlehorse.Node:\0028" +
-      "\001B\023\n\021_retention_policy\"W\n\025ThreadRetentio" +
-      "nPolicy\022*\n seconds_after_thread_terminat" +
-      "ion\030\001 \001(\003H\000B\022\n\020thread_gc_policy\"i\n\014Inter" +
-      "ruptDef\022>\n\025external_event_def_id\030\001 \001(\0132\037" +
-      ".littlehorse.ExternalEventDefId\022\031\n\021handl" +
-      "er_spec_name\030\002 \001(\t\"\276\001\n\017StartThreadNode\022\030" +
-      "\n\020thread_spec_name\030\001 \001(\t\022>\n\tvariables\030\002 " +
-      "\003(\0132+.littlehorse.StartThreadNode.Variab" +
-      "lesEntry\032Q\n\016VariablesEntry\022\013\n\003key\030\001 \001(\t\022" +
-      ".\n\005value\030\002 \001(\0132\037.littlehorse.VariableAss" +
-      "ignment:\0028\001\"\203\002\n\030StartMultipleThreadsNode" +
-      "\022\030\n\020thread_spec_name\030\001 \001(\t\022G\n\tvariables\030" +
-      "\002 \003(\01324.littlehorse.StartMultipleThreads" +
-      "Node.VariablesEntry\0221\n\010iterable\030\003 \001(\0132\037." +
-      "littlehorse.VariableAssignment\032Q\n\016Variab" +
-      "lesEntry\022\013\n\003key\030\001 \001(\t\022.\n\005value\030\002 \001(\0132\037.l" +
-      "ittlehorse.VariableAssignment:\0028\001\"\360\001\n\021Fa" +
-      "ilureHandlerDef\022\031\n\021handler_spec_name\030\002 \001" +
-      "(\t\022\032\n\020specific_failure\030\001 \001(\tH\000\022K\n\023any_fa" +
-      "ilure_of_type\030\003 \001(\0162,.littlehorse.Failur" +
-      "eHandlerDef.LHFailureTypeH\000\"C\n\rLHFailure" +
-      "Type\022\026\n\022FAILURE_TYPE_ERROR\020\000\022\032\n\026FAILURE_" +
-      "TYPE_EXCEPTION\020\001B\022\n\020failure_to_catch\"\222\003\n" +
-      "\022WaitForThreadsNode\022C\n\007threads\030\001 \001(\01320.l" +
-      "ittlehorse.WaitForThreadsNode.ThreadsToW" +
-      "aitForH\000\0226\n\013thread_list\030\002 \001(\0132\037.littleho" +
-      "rse.VariableAssignmentH\000\022C\n\033per_thread_f" +
-      "ailure_handlers\030\003 \003(\0132\036.littlehorse.Fail" +
-      "ureHandlerDef\032M\n\017ThreadToWaitFor\022:\n\021thre" +
-      "ad_run_number\030\001 \001(\0132\037.littlehorse.Variab" +
-      "leAssignment\032T\n\020ThreadsToWaitFor\022@\n\007thre" +
-      "ads\030\001 \003(\0132/.littlehorse.WaitForThreadsNo" +
-      "de.ThreadToWaitForB\025\n\023threads_to_wait_fo" +
-      "r\"\215\001\n\021ExternalEventNode\022>\n\025external_even" +
-      "t_def_id\030\001 \001(\0132\037.littlehorse.ExternalEve" +
-      "ntDefId\0228\n\017timeout_seconds\030\002 \001(\0132\037.littl" +
-      "ehorse.VariableAssignment\"\020\n\016EntrypointN" +
-      "ode\"M\n\010ExitNode\0221\n\013failure_def\030\001 \001(\0132\027.l" +
-      "ittlehorse.FailureDefH\000\210\001\001B\016\n\014_failure_d" +
-      "ef\"v\n\nFailureDef\022\024\n\014failure_name\030\001 \001(\t\022\017" +
-      "\n\007message\030\002 \001(\t\0225\n\007content\030\003 \001(\0132\037.littl" +
-      "ehorse.VariableAssignmentH\000\210\001\001B\n\n\010_conte" +
-      "nt\"\234\005\n\004Node\022)\n\016outgoing_edges\030\001 \003(\0132\021.li" +
-      "ttlehorse.Edge\0228\n\020failure_handlers\030\004 \003(\013" +
-      "2\036.littlehorse.FailureHandlerDef\0221\n\nentr" +
-      "ypoint\030\005 \001(\0132\033.littlehorse.EntrypointNod" +
-      "eH\000\022%\n\004exit\030\006 \001(\0132\025.littlehorse.ExitNode" +
-      "H\000\022%\n\004task\030\007 \001(\0132\025.littlehorse.TaskNodeH" +
-      "\000\0228\n\016external_event\030\010 \001(\0132\036.littlehorse." +
-      "ExternalEventNodeH\000\0224\n\014start_thread\030\t \001(" +
-      "\0132\034.littlehorse.StartThreadNodeH\000\022;\n\020wai" +
-      "t_for_threads\030\n \001(\0132\037.littlehorse.WaitFo" +
-      "rThreadsNodeH\000\022#\n\003nop\030\013 \001(\0132\024.littlehors" +
-      "e.NopNodeH\000\022\'\n\005sleep\030\014 \001(\0132\026.littlehorse" +
-      ".SleepNodeH\000\022.\n\tuser_task\030\r \001(\0132\031.little" +
-      "horse.UserTaskNodeH\000\022G\n\026start_multiple_t" +
-      "hreads\030\017 \001(\0132%.littlehorse.StartMultiple" +
-      "ThreadsNodeH\000\0222\n\013throw_event\030\020 \001(\0132\033.lit" +
-      "tlehorse.ThrowEventNodeH\000B\006\n\004node\"y\n\016Thr" +
-      "owEventNode\0225\n\014event_def_id\030\001 \001(\0132\037.litt" +
-      "lehorse.WorkflowEventDefId\0220\n\007content\030\002 " +
-      "\001(\0132\037.littlehorse.VariableAssignment\"\323\003\n" +
-      "\014UserTaskNode\022\032\n\022user_task_def_name\030\001 \001(" +
-      "\t\0228\n\nuser_group\030\002 \001(\0132\037.littlehorse.Vari" +
-      "ableAssignmentH\000\210\001\001\0225\n\007user_id\030\003 \001(\0132\037.l" +
-      "ittlehorse.VariableAssignmentH\001\210\001\001\022-\n\007ac" +
-      "tions\030\004 \003(\0132\034.littlehorse.UTActionTrigge" +
-      "r\022\"\n\025user_task_def_version\030\005 \001(\005H\002\210\001\001\0223\n" +
-      "\005notes\030\006 \001(\0132\037.littlehorse.VariableAssig" +
-      "nmentH\003\210\001\001\022L\n\036on_cancellation_exception_" +
-      "name\030\007 \001(\0132\037.littlehorse.VariableAssignm" +
-      "entH\004\210\001\001B\r\n\013_user_groupB\n\n\010_user_idB\030\n\026_" +
-      "user_task_def_versionB\010\n\006_notesB!\n\037_on_c" +
-      "ancellation_exception_name\"\233\001\n\rEdgeCondi" +
-      "tion\022+\n\ncomparator\030\001 \001(\0162\027.littlehorse.C" +
-      "omparator\022-\n\004left\030\002 \001(\0132\037.littlehorse.Va" +
-      "riableAssignment\022.\n\005right\030\003 \001(\0132\037.little" +
-      "horse.VariableAssignment\"\233\001\n\004Edge\022\026\n\016sin" +
-      "k_node_name\030\001 \001(\t\0222\n\tcondition\030\002 \001(\0132\032.l" +
-      "ittlehorse.EdgeConditionH\000\210\001\001\0229\n\022variabl" +
-      "e_mutations\030\003 \003(\0132\035.littlehorse.Variable" +
-      "MutationB\014\n\n_condition\"\t\n\007NopNode\"\276\001\n\tSl" +
-      "eepNode\0226\n\013raw_seconds\030\001 \001(\0132\037.littlehor" +
-      "se.VariableAssignmentH\000\0224\n\ttimestamp\030\002 \001" +
-      "(\0132\037.littlehorse.VariableAssignmentH\000\0223\n" +
-      "\010iso_date\030\003 \001(\0132\037.littlehorse.VariableAs" +
-      "signmentH\000B\016\n\014sleep_length\"\207\002\n\026WfSpecVer" +
-      "sionMigration\022\031\n\021new_major_version\030\001 \001(\005" +
-      "\022\024\n\014new_revision\030\002 \001(\005\022]\n\026thread_spec_mi" +
-      "grations\030\003 \003(\0132=.littlehorse.WfSpecVersi" +
-      "onMigration.ThreadSpecMigrationsEntry\032]\n" +
-      "\031ThreadSpecMigrationsEntry\022\013\n\003key\030\001 \001(\t\022" +
-      "/\n\005value\030\002 \001(\0132 .littlehorse.ThreadSpecM" +
-      "igration:\0028\001\"\325\001\n\023ThreadSpecMigration\022\034\n\024" +
-      "new_thread_spec_name\030\001 \001(\t\022M\n\017node_migra" +
-      "tions\030\002 \003(\01324.littlehorse.ThreadSpecMigr" +
-      "ation.NodeMigrationsEntry\032Q\n\023NodeMigrati" +
-      "onsEntry\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032.l" +
-      "ittlehorse.NodeMigration:\0028\001\"&\n\rNodeMigr" +
-      "ation\022\025\n\rnew_node_name\030\001 \001(\t*N\n\030WfRunVar" +
-      "iableAccessLevel\022\016\n\nPUBLIC_VAR\020\000\022\017\n\013PRIV" +
-      "ATE_VAR\020\001\022\021\n\rINHERITED_VAR\020\002BI\n\037io.littl" +
-      "ehorse.sdk.common.protoP\001Z\t.;lhproto\252\002\030L" +
-      "ittleHorse.Common.Protob\006proto3"
+      "\000B\016\n\014wf_gc_policy\"O\n\tJsonIndex\022\022\n\nfield_" +
+      "path\030\001 \001(\t\022.\n\nfield_type\030\002 \001(\0162\032.littleh" +
+      "orse.PrimitiveType\"\312\001\n\014ThreadVarDef\022)\n\007v" +
+      "ar_def\030\001 \001(\0132\030.littlehorse.VariableDef\022\020" +
+      "\n\010required\030\002 \001(\010\022\022\n\nsearchable\030\003 \001(\010\022,\n\014" +
+      "json_indexes\030\004 \003(\0132\026.littlehorse.JsonInd" +
+      "ex\022;\n\014access_level\030\005 \001(\0162%.littlehorse.W" +
+      "fRunVariableAccessLevel\"\275\002\n\nThreadSpec\0221" +
+      "\n\005nodes\030\001 \003(\0132\".littlehorse.ThreadSpec.N" +
+      "odesEntry\0220\n\rvariable_defs\030\002 \003(\0132\031.littl" +
+      "ehorse.ThreadVarDef\0221\n\016interrupt_defs\030\003 " +
+      "\003(\0132\031.littlehorse.InterruptDef\022A\n\020retent" +
+      "ion_policy\030\004 \001(\0132\".littlehorse.ThreadRet" +
+      "entionPolicyH\000\210\001\001\032?\n\nNodesEntry\022\013\n\003key\030\001" +
+      " \001(\t\022 \n\005value\030\002 \001(\0132\021.littlehorse.Node:\002" +
+      "8\001B\023\n\021_retention_policy\"W\n\025ThreadRetenti" +
+      "onPolicy\022*\n seconds_after_thread_termina" +
+      "tion\030\001 \001(\003H\000B\022\n\020thread_gc_policy\"i\n\014Inte" +
+      "rruptDef\022>\n\025external_event_def_id\030\001 \001(\0132" +
+      "\037.littlehorse.ExternalEventDefId\022\031\n\021hand" +
+      "ler_spec_name\030\002 \001(\t\"\276\001\n\017StartThreadNode\022" +
+      "\030\n\020thread_spec_name\030\001 \001(\t\022>\n\tvariables\030\002" +
+      " \003(\0132+.littlehorse.StartThreadNode.Varia" +
+      "blesEntry\032Q\n\016VariablesEntry\022\013\n\003key\030\001 \001(\t" +
+      "\022.\n\005value\030\002 \001(\0132\037.littlehorse.VariableAs" +
+      "signment:\0028\001\"\203\002\n\030StartMultipleThreadsNod" +
+      "e\022\030\n\020thread_spec_name\030\001 \001(\t\022G\n\tvariables" +
+      "\030\002 \003(\01324.littlehorse.StartMultipleThread" +
+      "sNode.VariablesEntry\0221\n\010iterable\030\003 \001(\0132\037" +
+      ".littlehorse.VariableAssignment\032Q\n\016Varia" +
+      "blesEntry\022\013\n\003key\030\001 \001(\t\022.\n\005value\030\002 \001(\0132\037." +
+      "littlehorse.VariableAssignment:\0028\001\"\360\001\n\021F" +
+      "ailureHandlerDef\022\031\n\021handler_spec_name\030\002 " +
+      "\001(\t\022\032\n\020specific_failure\030\001 \001(\tH\000\022K\n\023any_f" +
+      "ailure_of_type\030\003 \001(\0162,.littlehorse.Failu" +
+      "reHandlerDef.LHFailureTypeH\000\"C\n\rLHFailur" +
+      "eType\022\026\n\022FAILURE_TYPE_ERROR\020\000\022\032\n\026FAILURE" +
+      "_TYPE_EXCEPTION\020\001B\022\n\020failure_to_catch\"\222\003" +
+      "\n\022WaitForThreadsNode\022C\n\007threads\030\001 \001(\01320." +
+      "littlehorse.WaitForThreadsNode.ThreadsTo" +
+      "WaitForH\000\0226\n\013thread_list\030\002 \001(\0132\037.littleh" +
+      "orse.VariableAssignmentH\000\022C\n\033per_thread_" +
+      "failure_handlers\030\003 \003(\0132\036.littlehorse.Fai" +
+      "lureHandlerDef\032M\n\017ThreadToWaitFor\022:\n\021thr" +
+      "ead_run_number\030\001 \001(\0132\037.littlehorse.Varia" +
+      "bleAssignment\032T\n\020ThreadsToWaitFor\022@\n\007thr" +
+      "eads\030\001 \003(\0132/.littlehorse.WaitForThreadsN" +
+      "ode.ThreadToWaitForB\025\n\023threads_to_wait_f" +
+      "or\"\215\001\n\021ExternalEventNode\022>\n\025external_eve" +
+      "nt_def_id\030\001 \001(\0132\037.littlehorse.ExternalEv" +
+      "entDefId\0228\n\017timeout_seconds\030\002 \001(\0132\037.litt" +
+      "lehorse.VariableAssignment\"\020\n\016Entrypoint" +
+      "Node\"M\n\010ExitNode\0221\n\013failure_def\030\001 \001(\0132\027." +
+      "littlehorse.FailureDefH\000\210\001\001B\016\n\014_failure_" +
+      "def\"v\n\nFailureDef\022\024\n\014failure_name\030\001 \001(\t\022" +
+      "\017\n\007message\030\002 \001(\t\0225\n\007content\030\003 \001(\0132\037.litt" +
+      "lehorse.VariableAssignmentH\000\210\001\001B\n\n\010_cont" +
+      "ent\"\234\005\n\004Node\022)\n\016outgoing_edges\030\001 \003(\0132\021.l" +
+      "ittlehorse.Edge\0228\n\020failure_handlers\030\004 \003(" +
+      "\0132\036.littlehorse.FailureHandlerDef\0221\n\nent" +
+      "rypoint\030\005 \001(\0132\033.littlehorse.EntrypointNo" +
+      "deH\000\022%\n\004exit\030\006 \001(\0132\025.littlehorse.ExitNod" +
+      "eH\000\022%\n\004task\030\007 \001(\0132\025.littlehorse.TaskNode" +
+      "H\000\0228\n\016external_event\030\010 \001(\0132\036.littlehorse" +
+      ".ExternalEventNodeH\000\0224\n\014start_thread\030\t \001" +
+      "(\0132\034.littlehorse.StartThreadNodeH\000\022;\n\020wa" +
+      "it_for_threads\030\n \001(\0132\037.littlehorse.WaitF" +
+      "orThreadsNodeH\000\022#\n\003nop\030\013 \001(\0132\024.littlehor" +
+      "se.NopNodeH\000\022\'\n\005sleep\030\014 \001(\0132\026.littlehors" +
+      "e.SleepNodeH\000\022.\n\tuser_task\030\r \001(\0132\031.littl" +
+      "ehorse.UserTaskNodeH\000\022G\n\026start_multiple_" +
+      "threads\030\017 \001(\0132%.littlehorse.StartMultipl" +
+      "eThreadsNodeH\000\0222\n\013throw_event\030\020 \001(\0132\033.li" +
+      "ttlehorse.ThrowEventNodeH\000B\006\n\004node\"y\n\016Th" +
+      "rowEventNode\0225\n\014event_def_id\030\001 \001(\0132\037.lit" +
+      "tlehorse.WorkflowEventDefId\0220\n\007content\030\002" +
+      " \001(\0132\037.littlehorse.VariableAssignment\"\323\003" +
+      "\n\014UserTaskNode\022\032\n\022user_task_def_name\030\001 \001" +
+      "(\t\0228\n\nuser_group\030\002 \001(\0132\037.littlehorse.Var" +
+      "iableAssignmentH\000\210\001\001\0225\n\007user_id\030\003 \001(\0132\037." +
+      "littlehorse.VariableAssignmentH\001\210\001\001\022-\n\007a" +
+      "ctions\030\004 \003(\0132\034.littlehorse.UTActionTrigg" +
+      "er\022\"\n\025user_task_def_version\030\005 \001(\005H\002\210\001\001\0223" +
+      "\n\005notes\030\006 \001(\0132\037.littlehorse.VariableAssi" +
+      "gnmentH\003\210\001\001\022L\n\036on_cancellation_exception" +
+      "_name\030\007 \001(\0132\037.littlehorse.VariableAssign" +
+      "mentH\004\210\001\001B\r\n\013_user_groupB\n\n\010_user_idB\030\n\026" +
+      "_user_task_def_versionB\010\n\006_notesB!\n\037_on_" +
+      "cancellation_exception_name\"\233\001\n\rEdgeCond" +
+      "ition\022+\n\ncomparator\030\001 \001(\0162\027.littlehorse." +
+      "Comparator\022-\n\004left\030\002 \001(\0132\037.littlehorse.V" +
+      "ariableAssignment\022.\n\005right\030\003 \001(\0132\037.littl" +
+      "ehorse.VariableAssignment\"\233\001\n\004Edge\022\026\n\016si" +
+      "nk_node_name\030\001 \001(\t\0222\n\tcondition\030\002 \001(\0132\032." +
+      "littlehorse.EdgeConditionH\000\210\001\001\0229\n\022variab" +
+      "le_mutations\030\003 \003(\0132\035.littlehorse.Variabl" +
+      "eMutationB\014\n\n_condition\"\t\n\007NopNode\"\276\001\n\tS" +
+      "leepNode\0226\n\013raw_seconds\030\001 \001(\0132\037.littleho" +
+      "rse.VariableAssignmentH\000\0224\n\ttimestamp\030\002 " +
+      "\001(\0132\037.littlehorse.VariableAssignmentH\000\0223" +
+      "\n\010iso_date\030\003 \001(\0132\037.littlehorse.VariableA" +
+      "ssignmentH\000B\016\n\014sleep_length\"\207\002\n\026WfSpecVe" +
+      "rsionMigration\022\031\n\021new_major_version\030\001 \001(" +
+      "\005\022\024\n\014new_revision\030\002 \001(\005\022]\n\026thread_spec_m" +
+      "igrations\030\003 \003(\0132=.littlehorse.WfSpecVers" +
+      "ionMigration.ThreadSpecMigrationsEntry\032]" +
+      "\n\031ThreadSpecMigrationsEntry\022\013\n\003key\030\001 \001(\t" +
+      "\022/\n\005value\030\002 \001(\0132 .littlehorse.ThreadSpec" +
+      "Migration:\0028\001\"\325\001\n\023ThreadSpecMigration\022\034\n" +
+      "\024new_thread_spec_name\030\001 \001(\t\022M\n\017node_migr" +
+      "ations\030\002 \003(\01324.littlehorse.ThreadSpecMig" +
+      "ration.NodeMigrationsEntry\032Q\n\023NodeMigrat" +
+      "ionsEntry\022\013\n\003key\030\001 \001(\t\022)\n\005value\030\002 \001(\0132\032." +
+      "littlehorse.NodeMigration:\0028\001\"&\n\rNodeMig" +
+      "ration\022\025\n\rnew_node_name\030\001 \001(\t*N\n\030WfRunVa" +
+      "riableAccessLevel\022\016\n\nPUBLIC_VAR\020\000\022\017\n\013PRI" +
+      "VATE_VAR\020\001\022\021\n\rINHERITED_VAR\020\002BI\n\037io.litt" +
+      "lehorse.sdk.common.protoP\001Z\t.;lhproto\252\002\030" +
+      "LittleHorse.Common.Protob\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDef.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDef.java
index bbaea6d0c..7d886e052 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDef.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDef.java
@@ -4,6 +4,10 @@
 package io.littlehorse.sdk.common.proto;
 
 /**
+ * 
+ * A `WorkflowEventDef` defines the blueprint for a `WorkflowEvent`.
+ * 

+ *
  * Protobuf type {@code littlehorse.WorkflowEventDef}
  */
 public final class WorkflowEventDef extends
@@ -42,6 +46,10 @@ protected java.lang.Object newInstance(
   public static final int ID_FIELD_NUMBER = 1;
   private io.littlehorse.sdk.common.proto.WorkflowEventDefId id_;
   /**
+   * 
+   * The `id` of the `WorkflowEventDef`.
+   * 

+   *
    * .littlehorse.WorkflowEventDefId id = 1;
    * @return Whether the id field is set.
    */
@@ -50,6 +58,10 @@ public boolean hasId() {
     return id_ != null;
   }
   /**
+   * 
+   * The `id` of the `WorkflowEventDef`.
+   * 

+   *
    * .littlehorse.WorkflowEventDefId id = 1;
    * @return The id.
    */
@@ -58,6 +70,10 @@ public io.littlehorse.sdk.common.proto.WorkflowEventDefId getId() {
     return id_ == null ? io.littlehorse.sdk.common.proto.WorkflowEventDefId.getDefaultInstance() : id_;
   }
   /**
+   * 
+   * The `id` of the `WorkflowEventDef`.
+   * 

+   *
    * .littlehorse.WorkflowEventDefId id = 1;
    */
   @java.lang.Override
@@ -68,6 +84,10 @@ public io.littlehorse.sdk.common.proto.WorkflowEventDefIdOrBuilder getIdOrBuilde
   public static final int CREATED_AT_FIELD_NUMBER = 2;
   private com.google.protobuf.Timestamp createdAt_;
   /**
+   * 
+   * The timestamp at which the `WorkflowEventDef` was created.
+   * 

+   *
    * .google.protobuf.Timestamp created_at = 2;
    * @return Whether the createdAt field is set.
    */
@@ -76,6 +96,10 @@ public boolean hasCreatedAt() {
     return createdAt_ != null;
   }
   /**
+   * 
+   * The timestamp at which the `WorkflowEventDef` was created.
+   * 

+   *
    * .google.protobuf.Timestamp created_at = 2;
    * @return The createdAt.
    */
@@ -84,6 +108,10 @@ public com.google.protobuf.Timestamp getCreatedAt() {
     return createdAt_ == null ? com.google.protobuf.Timestamp.getDefaultInstance() : createdAt_;
   }
   /**
+   * 
+   * The timestamp at which the `WorkflowEventDef` was created.
+   * 

+   *
    * .google.protobuf.Timestamp created_at = 2;
    */
   @java.lang.Override
@@ -94,19 +122,31 @@ public com.google.protobuf.TimestampOrBuilder getCreatedAtOrBuilder() {
   public static final int TYPE_FIELD_NUMBER = 3;
   private int type_ = 0;
   /**
-   * .littlehorse.VariableType type = 3;
+   * 
+   * The type of the content of the `WorkflowEvent`.
+   *
+   * TODO: Support schemas
+   * 

+   *
+   * .littlehorse.PrimitiveType type = 3;
    * @return The enum numeric value on the wire for type.
    */
   @java.lang.Override public int getTypeValue() {
     return type_;
   }
   /**
-   * .littlehorse.VariableType type = 3;
+   * 
+   * The type of the content of the `WorkflowEvent`.
+   *
+   * TODO: Support schemas
+   * 

+   *
+   * .littlehorse.PrimitiveType type = 3;
    * @return The type.
    */
-  @java.lang.Override public io.littlehorse.sdk.common.proto.VariableType getType() {
-    io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_);
-    return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result;
+  @java.lang.Override public io.littlehorse.sdk.common.proto.PrimitiveType getType() {
+    io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(type_);
+    return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
   }
 
   private byte memoizedIsInitialized = -1;
@@ -129,7 +169,7 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
     if (createdAt_ != null) {
       output.writeMessage(2, getCreatedAt());
     }
-    if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) {
+    if (type_ != io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ.getNumber()) {
       output.writeEnum(3, type_);
     }
     getUnknownFields().writeTo(output);
@@ -149,7 +189,7 @@ public int getSerializedSize() {
       size += com.google.protobuf.CodedOutputStream
         .computeMessageSize(2, getCreatedAt());
     }
-    if (type_ != io.littlehorse.sdk.common.proto.VariableType.JSON_OBJ.getNumber()) {
+    if (type_ != io.littlehorse.sdk.common.proto.PrimitiveType.JSON_OBJ.getNumber()) {
       size += com.google.protobuf.CodedOutputStream
         .computeEnumSize(3, type_);
     }
@@ -298,6 +338,10 @@ protected Builder newBuilderForType(
     return builder;
   }
   /**
+   * 
+   * A `WorkflowEventDef` defines the blueprint for a `WorkflowEvent`.
+   * 

+   *
    * Protobuf type {@code littlehorse.WorkflowEventDef}
    */
   public static final class Builder extends
@@ -509,6 +553,10 @@ public Builder mergeFrom(
     private com.google.protobuf.SingleFieldBuilderV3<
         io.littlehorse.sdk.common.proto.WorkflowEventDefId, io.littlehorse.sdk.common.proto.WorkflowEventDefId.Builder, io.littlehorse.sdk.common.proto.WorkflowEventDefIdOrBuilder> idBuilder_;
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      * @return Whether the id field is set.
      */
@@ -516,6 +564,10 @@ public boolean hasId() {
       return ((bitField0_ & 0x00000001) != 0);
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      * @return The id.
      */
@@ -527,6 +579,10 @@ public io.littlehorse.sdk.common.proto.WorkflowEventDefId getId() {
       }
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      */
     public Builder setId(io.littlehorse.sdk.common.proto.WorkflowEventDefId value) {
@@ -543,6 +599,10 @@ public Builder setId(io.littlehorse.sdk.common.proto.WorkflowEventDefId value) {
       return this;
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      */
     public Builder setId(
@@ -557,6 +617,10 @@ public Builder setId(
       return this;
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      */
     public Builder mergeId(io.littlehorse.sdk.common.proto.WorkflowEventDefId value) {
@@ -576,6 +640,10 @@ public Builder mergeId(io.littlehorse.sdk.common.proto.WorkflowEventDefId value)
       return this;
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      */
     public Builder clearId() {
@@ -589,6 +657,10 @@ public Builder clearId() {
       return this;
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      */
     public io.littlehorse.sdk.common.proto.WorkflowEventDefId.Builder getIdBuilder() {
@@ -597,6 +669,10 @@ public io.littlehorse.sdk.common.proto.WorkflowEventDefId.Builder getIdBuilder()
       return getIdFieldBuilder().getBuilder();
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      */
     public io.littlehorse.sdk.common.proto.WorkflowEventDefIdOrBuilder getIdOrBuilder() {
@@ -608,6 +684,10 @@ public io.littlehorse.sdk.common.proto.WorkflowEventDefIdOrBuilder getIdOrBuilde
       }
     }
     /**
+     * 
+     * The `id` of the `WorkflowEventDef`.
+     * 

+     *
      * .littlehorse.WorkflowEventDefId id = 1;
      */
     private com.google.protobuf.SingleFieldBuilderV3<
@@ -628,6 +708,10 @@ public io.littlehorse.sdk.common.proto.WorkflowEventDefIdOrBuilder getIdOrBuilde
     private com.google.protobuf.SingleFieldBuilderV3<
         com.google.protobuf.Timestamp, com.google.protobuf.Timestamp.Builder, com.google.protobuf.TimestampOrBuilder> createdAtBuilder_;
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      * @return Whether the createdAt field is set.
      */
@@ -635,6 +719,10 @@ public boolean hasCreatedAt() {
       return ((bitField0_ & 0x00000002) != 0);
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      * @return The createdAt.
      */
@@ -646,6 +734,10 @@ public com.google.protobuf.Timestamp getCreatedAt() {
       }
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      */
     public Builder setCreatedAt(com.google.protobuf.Timestamp value) {
@@ -662,6 +754,10 @@ public Builder setCreatedAt(com.google.protobuf.Timestamp value) {
       return this;
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      */
     public Builder setCreatedAt(
@@ -676,6 +772,10 @@ public Builder setCreatedAt(
       return this;
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      */
     public Builder mergeCreatedAt(com.google.protobuf.Timestamp value) {
@@ -695,6 +795,10 @@ public Builder mergeCreatedAt(com.google.protobuf.Timestamp value) {
       return this;
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      */
     public Builder clearCreatedAt() {
@@ -708,6 +812,10 @@ public Builder clearCreatedAt() {
       return this;
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      */
     public com.google.protobuf.Timestamp.Builder getCreatedAtBuilder() {
@@ -716,6 +824,10 @@ public com.google.protobuf.Timestamp.Builder getCreatedAtBuilder() {
       return getCreatedAtFieldBuilder().getBuilder();
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      */
     public com.google.protobuf.TimestampOrBuilder getCreatedAtOrBuilder() {
@@ -727,6 +839,10 @@ public com.google.protobuf.TimestampOrBuilder getCreatedAtOrBuilder() {
       }
     }
     /**
+     * 
+     * The timestamp at which the `WorkflowEventDef` was created.
+     * 

+     *
      * .google.protobuf.Timestamp created_at = 2;
      */
     private com.google.protobuf.SingleFieldBuilderV3<
@@ -745,14 +861,26 @@ public com.google.protobuf.TimestampOrBuilder getCreatedAtOrBuilder() {
 
     private int type_ = 0;
     /**
-     * .littlehorse.VariableType type = 3;
+     * 
+     * The type of the content of the `WorkflowEvent`.
+     *
+     * TODO: Support schemas
+     * 

+     *
+     * .littlehorse.PrimitiveType type = 3;
      * @return The enum numeric value on the wire for type.
      */
     @java.lang.Override public int getTypeValue() {
       return type_;
     }
     /**
-     * .littlehorse.VariableType type = 3;
+     * 
+     * The type of the content of the `WorkflowEvent`.
+     *
+     * TODO: Support schemas
+     * 

+     *
+     * .littlehorse.PrimitiveType type = 3;
      * @param value The enum numeric value on the wire for type to set.
      * @return This builder for chaining.
      */
@@ -763,20 +891,32 @@ public Builder setTypeValue(int value) {
       return this;
     }
     /**
-     * .littlehorse.VariableType type = 3;
+     * 
+     * The type of the content of the `WorkflowEvent`.
+     *
+     * TODO: Support schemas
+     * 

+     *
+     * .littlehorse.PrimitiveType type = 3;
      * @return The type.
      */
     @java.lang.Override
-    public io.littlehorse.sdk.common.proto.VariableType getType() {
-      io.littlehorse.sdk.common.proto.VariableType result = io.littlehorse.sdk.common.proto.VariableType.forNumber(type_);
-      return result == null ? io.littlehorse.sdk.common.proto.VariableType.UNRECOGNIZED : result;
+    public io.littlehorse.sdk.common.proto.PrimitiveType getType() {
+      io.littlehorse.sdk.common.proto.PrimitiveType result = io.littlehorse.sdk.common.proto.PrimitiveType.forNumber(type_);
+      return result == null ? io.littlehorse.sdk.common.proto.PrimitiveType.UNRECOGNIZED : result;
     }
     /**
-     * .littlehorse.VariableType type = 3;
+     * 
+     * The type of the content of the `WorkflowEvent`.
+     *
+     * TODO: Support schemas
+     * 

+     *
+     * .littlehorse.PrimitiveType type = 3;
      * @param value The type to set.
      * @return This builder for chaining.
      */
-    public Builder setType(io.littlehorse.sdk.common.proto.VariableType value) {
+    public Builder setType(io.littlehorse.sdk.common.proto.PrimitiveType value) {
       if (value == null) {
         throw new NullPointerException();
       }
@@ -786,7 +926,13 @@ public Builder setType(io.littlehorse.sdk.common.proto.VariableType value) {
       return this;
     }
     /**
-     * .littlehorse.VariableType type = 3;
+     * 
+     * The type of the content of the `WorkflowEvent`.
+     *
+     * TODO: Support schemas
+     * 

+     *
+     * .littlehorse.PrimitiveType type = 3;
      * @return This builder for chaining.
      */
     public Builder clearType() {
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDefOrBuilder.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDefOrBuilder.java
index da3b10e4e..a250f5e2d 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDefOrBuilder.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventDefOrBuilder.java
@@ -8,43 +8,79 @@ public interface WorkflowEventDefOrBuilder extends
     com.google.protobuf.MessageOrBuilder {
 
   /**
+   * 
+   * The `id` of the `WorkflowEventDef`.
+   * 

+   *
    * .littlehorse.WorkflowEventDefId id = 1;
    * @return Whether the id field is set.
    */
   boolean hasId();
   /**
+   * 
+   * The `id` of the `WorkflowEventDef`.
+   * 

+   *
    * .littlehorse.WorkflowEventDefId id = 1;
    * @return The id.
    */
   io.littlehorse.sdk.common.proto.WorkflowEventDefId getId();
   /**
+   * 
+   * The `id` of the `WorkflowEventDef`.
+   * 

+   *
    * .littlehorse.WorkflowEventDefId id = 1;
    */
   io.littlehorse.sdk.common.proto.WorkflowEventDefIdOrBuilder getIdOrBuilder();
 
   /**
+   * 
+   * The timestamp at which the `WorkflowEventDef` was created.
+   * 

+   *
    * .google.protobuf.Timestamp created_at = 2;
    * @return Whether the createdAt field is set.
    */
   boolean hasCreatedAt();
   /**
+   * 
+   * The timestamp at which the `WorkflowEventDef` was created.
+   * 

+   *
    * .google.protobuf.Timestamp created_at = 2;
    * @return The createdAt.
    */
   com.google.protobuf.Timestamp getCreatedAt();
   /**
+   * 
+   * The timestamp at which the `WorkflowEventDef` was created.
+   * 

+   *
    * .google.protobuf.Timestamp created_at = 2;
    */
   com.google.protobuf.TimestampOrBuilder getCreatedAtOrBuilder();
 
   /**
-   * .littlehorse.VariableType type = 3;
+   * 
+   * The type of the content of the `WorkflowEvent`.
+   *
+   * TODO: Support schemas
+   * 

+   *
+   * .littlehorse.PrimitiveType type = 3;
    * @return The enum numeric value on the wire for type.
    */
   int getTypeValue();
   /**
-   * .littlehorse.VariableType type = 3;
+   * 
+   * The type of the content of the `WorkflowEvent`.
+   *
+   * TODO: Support schemas
+   * 

+   *
+   * .littlehorse.PrimitiveType type = 3;
    * @return The type.
    */
-  io.littlehorse.sdk.common.proto.VariableType getType();
+  io.littlehorse.sdk.common.proto.PrimitiveType getType();
 }
diff --git a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventOuterClass.java b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventOuterClass.java
index 57534f0ad..5f498a586 100644
--- a/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventOuterClass.java
+++ b/sdk-java/src/main/java/io/littlehorse/sdk/common/proto/WorkflowEventOuterClass.java
@@ -39,13 +39,13 @@ public static void registerAllExtensions(
       "o\"\226\001\n\rWorkflowEvent\022(\n\002id\030\001 \001(\0132\034.little" +
       "horse.WorkflowEventId\022+\n\007content\030\002 \001(\0132\032" +
       ".littlehorse.VariableValue\022.\n\ncreated_at" +
-      "\030\003 \001(\0132\032.google.protobuf.Timestamp\"\230\001\n\020W" +
+      "\030\003 \001(\0132\032.google.protobuf.Timestamp\"\231\001\n\020W" +
       "orkflowEventDef\022+\n\002id\030\001 \001(\0132\037.littlehors" +
       "e.WorkflowEventDefId\022.\n\ncreated_at\030\002 \001(\013" +
-      "2\032.google.protobuf.Timestamp\022\'\n\004type\030\003 \001" +
-      "(\0162\031.littlehorse.VariableTypeBI\n\037io.litt" +
-      "lehorse.sdk.common.protoP\001Z\t.;lhproto\252\002\030" +
-      "LittleHorse.Common.Protob\006proto3"
+      "2\032.google.protobuf.Timestamp\022(\n\004type\030\003 \001" +
+      "(\0162\032.littlehorse.PrimitiveTypeBI\n\037io.lit" +
+      "tlehorse.sdk.common.protoP\001Z\t.;lhproto\252\002" +
+      "\030LittleHorse.Common.Protob\006proto3"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
diff --git a/sdk-js/src/proto/common_enums.ts b/sdk-js/src/proto/common_enums.ts
index 9f1b14755..ea1e1afbc 100644
--- a/sdk-js/src/proto/common_enums.ts
+++ b/sdk-js/src/proto/common_enums.ts
@@ -268,7 +268,7 @@ export function metricsWindowLengthToNumber(object: MetricsWindowLength): number
  * Type of a Varaible in LittleHorse. Corresponds to the possible value type's of a
  * VariableValue.
  */
-export enum VariableType {
+export enum PrimitiveType {
   /**
    * JSON_OBJ - An object represented as a json string. 

    *
@@ -306,53 +306,53 @@ export enum VariableType {
   UNRECOGNIZED = "UNRECOGNIZED",
 }
 
-export function variableTypeFromJSON(object: any): VariableType {
+export function primitiveTypeFromJSON(object: any): PrimitiveType {
   switch (object) {
     case 0:
     case "JSON_OBJ":
-      return VariableType.JSON_OBJ;
+      return PrimitiveType.JSON_OBJ;
     case 1:
     case "JSON_ARR":
-      return VariableType.JSON_ARR;
+      return PrimitiveType.JSON_ARR;
     case 2:
     case "DOUBLE":
-      return VariableType.DOUBLE;
+      return PrimitiveType.DOUBLE;
     case 3:
     case "BOOL":
-      return VariableType.BOOL;
+      return PrimitiveType.BOOL;
     case 4:
     case "STR":
-      return VariableType.STR;
+      return PrimitiveType.STR;
     case 5:
     case "INT":
-      return VariableType.INT;
+      return PrimitiveType.INT;
     case 6:
     case "BYTES":
-      return VariableType.BYTES;
+      return PrimitiveType.BYTES;
     case -1:
     case "UNRECOGNIZED":
     default:
-      return VariableType.UNRECOGNIZED;
+      return PrimitiveType.UNRECOGNIZED;
   }
 }
 
-export function variableTypeToNumber(object: VariableType): number {
+export function primitiveTypeToNumber(object: PrimitiveType): number {
   switch (object) {
-    case VariableType.JSON_OBJ:
+    case PrimitiveType.JSON_OBJ:
       return 0;
-    case VariableType.JSON_ARR:
+    case PrimitiveType.JSON_ARR:
       return 1;
-    case VariableType.DOUBLE:
+    case PrimitiveType.DOUBLE:
       return 2;
-    case VariableType.BOOL:
+    case PrimitiveType.BOOL:
       return 3;
-    case VariableType.STR:
+    case PrimitiveType.STR:
       return 4;
-    case VariableType.INT:
+    case PrimitiveType.INT:
       return 5;
-    case VariableType.BYTES:
+    case PrimitiveType.BYTES:
       return 6;
-    case VariableType.UNRECOGNIZED:
+    case PrimitiveType.UNRECOGNIZED:
     default:
       return -1;
   }
diff --git a/sdk-js/src/proto/common_wfspec.ts b/sdk-js/src/proto/common_wfspec.ts
index fdd6016ad..0b66d1bc0 100644
--- a/sdk-js/src/proto/common_wfspec.ts
+++ b/sdk-js/src/proto/common_wfspec.ts
@@ -7,8 +7,8 @@
 /* eslint-disable */
 import Long from "long";
 import _m0 from "protobufjs/minimal";
-import { VariableType, variableTypeFromJSON, variableTypeToNumber } from "./common_enums";
-import { TaskDefId } from "./object_id";
+import { PrimitiveType, primitiveTypeFromJSON, primitiveTypeToNumber } from "./common_enums";
+import { SchemaId, TaskDefId } from "./object_id";
 import { VariableValue } from "./variable";
 
 /** Enumerates the available operations to mutate a variable in a WfRun. */
@@ -272,8 +272,14 @@ export interface VariableMutation_NodeOutputSource {
 
 /** Declares a Variable. */
 export interface VariableDef {
-  /** The Type of the variable. */
-  type: VariableType;
+  /** The primitive type of the variable. */
+  primitive?:
+    | PrimitiveType
+    | undefined;
+  /** The ID of the schema that the variable belongs to. */
+  schema?:
+    | SchemaId
+    | undefined;
   /** The name of the variable. */
   name: string;
   /**
@@ -285,7 +291,7 @@ export interface VariableDef {
     | VariableValue
     | undefined;
   /** If true, the variable value will show as a masked string. */
-  maskedValue: boolean;
+  isMasked: boolean;
 }
 
 /**
@@ -750,13 +756,16 @@ export const VariableMutation_NodeOutputSource = {
 };
 
 function createBaseVariableDef(): VariableDef {
-  return { type: VariableType.JSON_OBJ, name: "", defaultValue: undefined, maskedValue: false };
+  return { primitive: undefined, schema: undefined, name: "", defaultValue: undefined, isMasked: false };
 }
 
 export const VariableDef = {
   encode(message: VariableDef, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
-    if (message.type !== VariableType.JSON_OBJ) {
-      writer.uint32(8).int32(variableTypeToNumber(message.type));
+    if (message.primitive !== undefined) {
+      writer.uint32(8).int32(primitiveTypeToNumber(message.primitive));
+    }
+    if (message.schema !== undefined) {
+      SchemaId.encode(message.schema, writer.uint32(42).fork()).ldelim();
     }
     if (message.name !== "") {
       writer.uint32(18).string(message.name);
@@ -764,8 +773,8 @@ export const VariableDef = {
     if (message.defaultValue !== undefined) {
       VariableValue.encode(message.defaultValue, writer.uint32(26).fork()).ldelim();
     }
-    if (message.maskedValue !== false) {
-      writer.uint32(32).bool(message.maskedValue);
+    if (message.isMasked !== false) {
+      writer.uint32(32).bool(message.isMasked);
     }
     return writer;
   },
@@ -782,7 +791,14 @@ export const VariableDef = {
             break;
           }
 
-          message.type = variableTypeFromJSON(reader.int32());
+          message.primitive = primitiveTypeFromJSON(reader.int32());
+          continue;
+        case 5:
+          if (tag !== 42) {
+            break;
+          }
+
+          message.schema = SchemaId.decode(reader, reader.uint32());
           continue;
         case 2:
           if (tag !== 18) {
@@ -803,7 +819,7 @@ export const VariableDef = {
             break;
           }
 
-          message.maskedValue = reader.bool();
+          message.isMasked = reader.bool();
           continue;
       }
       if ((tag & 7) === 4 || tag === 0) {
@@ -819,12 +835,15 @@ export const VariableDef = {
   },
   fromPartial(object: DeepPartial): VariableDef {
     const message = createBaseVariableDef();
-    message.type = object.type ?? VariableType.JSON_OBJ;
+    message.primitive = object.primitive ?? undefined;
+    message.schema = (object.schema !== undefined && object.schema !== null)
+      ? SchemaId.fromPartial(object.schema)
+      : undefined;
     message.name = object.name ?? "";
     message.defaultValue = (object.defaultValue !== undefined && object.defaultValue !== null)
       ? VariableValue.fromPartial(object.defaultValue)
       : undefined;
-    message.maskedValue = object.maskedValue ?? false;
+    message.isMasked = object.isMasked ?? false;
     return message;
   },
 };
diff --git a/sdk-js/src/proto/object_id.ts b/sdk-js/src/proto/object_id.ts
index 8bab8fed4..be9c59678 100644
--- a/sdk-js/src/proto/object_id.ts
+++ b/sdk-js/src/proto/object_id.ts
@@ -63,6 +63,14 @@ export interface WorkflowEventDefId {
   name: string;
 }
 
+/** ID for a Schema */
+export interface SchemaId {
+  /** The name of the `Schema`. */
+  name: string;
+  /** The version of the `Schema`. */
+  version: number;
+}
+
 /** ID for a TaskWorkerGroup. */
 export interface TaskWorkerGroupId {
   /** TaskWorkerGroups are uniquely identified by their TaskDefId. */
@@ -476,6 +484,62 @@ export const WorkflowEventDefId = {
   },
 };
 
+function createBaseSchemaId(): SchemaId {
+  return { name: "", version: 0 };
+}
+
+export const SchemaId = {
+  encode(message: SchemaId, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    if (message.name !== "") {
+      writer.uint32(10).string(message.name);
+    }
+    if (message.version !== 0) {
+      writer.uint32(16).int32(message.version);
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): SchemaId {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseSchemaId();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.name = reader.string();
+          continue;
+        case 2:
+          if (tag !== 16) {
+            break;
+          }
+
+          message.version = reader.int32();
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): SchemaId {
+    return SchemaId.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): SchemaId {
+    const message = createBaseSchemaId();
+    message.name = object.name ?? "";
+    message.version = object.version ?? 0;
+    return message;
+  },
+};
+
 function createBaseTaskWorkerGroupId(): TaskWorkerGroupId {
   return { taskDefId: undefined };
 }
diff --git a/sdk-js/src/proto/service.ts b/sdk-js/src/proto/service.ts
index b01eb6be3..06c974150 100644
--- a/sdk-js/src/proto/service.ts
+++ b/sdk-js/src/proto/service.ts
@@ -16,12 +16,12 @@ import {
   MetricsWindowLength,
   metricsWindowLengthFromJSON,
   metricsWindowLengthToNumber,
+  PrimitiveType,
+  primitiveTypeFromJSON,
+  primitiveTypeToNumber,
   TaskStatus,
   taskStatusFromJSON,
   taskStatusToNumber,
-  VariableType,
-  variableTypeFromJSON,
-  variableTypeToNumber,
 } from "./common_enums";
 import { VariableDef } from "./common_wfspec";
 import { ExternalEvent, ExternalEventDef, ExternalEventRetentionPolicy } from "./external_event";
@@ -34,6 +34,7 @@ import {
   NodeRunId,
   PrincipalId,
   ScheduledWfRunId,
+  SchemaId,
   TaskDefId,
   TaskRunId,
   TaskWorkerGroupId,
@@ -184,7 +185,8 @@ export interface PutTaskDefRequest {
 /** EXPERIMENTAL: Creates a WorkflowEventDef */
 export interface PutWorkflowEventDefRequest {
   name: string;
-  type: VariableType;
+  primitiveType?: PrimitiveType | undefined;
+  schema?: SchemaId | undefined;
 }
 
 /** Creates a UserTaskDef. */
@@ -1730,7 +1732,7 @@ export const PutTaskDefRequest = {
 };
 
 function createBasePutWorkflowEventDefRequest(): PutWorkflowEventDefRequest {
-  return { name: "", type: VariableType.JSON_OBJ };
+  return { name: "", primitiveType: undefined, schema: undefined };
 }
 
 export const PutWorkflowEventDefRequest = {
@@ -1738,8 +1740,11 @@ export const PutWorkflowEventDefRequest = {
     if (message.name !== "") {
       writer.uint32(10).string(message.name);
     }
-    if (message.type !== VariableType.JSON_OBJ) {
-      writer.uint32(16).int32(variableTypeToNumber(message.type));
+    if (message.primitiveType !== undefined) {
+      writer.uint32(16).int32(primitiveTypeToNumber(message.primitiveType));
+    }
+    if (message.schema !== undefined) {
+      SchemaId.encode(message.schema, writer.uint32(26).fork()).ldelim();
     }
     return writer;
   },
@@ -1763,7 +1768,14 @@ export const PutWorkflowEventDefRequest = {
             break;
           }
 
-          message.type = variableTypeFromJSON(reader.int32());
+          message.primitiveType = primitiveTypeFromJSON(reader.int32());
+          continue;
+        case 3:
+          if (tag !== 26) {
+            break;
+          }
+
+          message.schema = SchemaId.decode(reader, reader.uint32());
           continue;
       }
       if ((tag & 7) === 4 || tag === 0) {
@@ -1780,7 +1792,10 @@ export const PutWorkflowEventDefRequest = {
   fromPartial(object: DeepPartial): PutWorkflowEventDefRequest {
     const message = createBasePutWorkflowEventDefRequest();
     message.name = object.name ?? "";
-    message.type = object.type ?? VariableType.JSON_OBJ;
+    message.primitiveType = object.primitiveType ?? undefined;
+    message.schema = (object.schema !== undefined && object.schema !== null)
+      ? SchemaId.fromPartial(object.schema)
+      : undefined;
     return message;
   },
 };
diff --git a/sdk-js/src/proto/user_tasks.ts b/sdk-js/src/proto/user_tasks.ts
index 74dc7bd9a..dd77768c2 100644
--- a/sdk-js/src/proto/user_tasks.ts
+++ b/sdk-js/src/proto/user_tasks.ts
@@ -6,7 +6,7 @@
 
 /* eslint-disable */
 import _m0 from "protobufjs/minimal";
-import { VariableType, variableTypeFromJSON, variableTypeToNumber } from "./common_enums";
+import { PrimitiveType, primitiveTypeFromJSON, primitiveTypeToNumber } from "./common_enums";
 import { Timestamp } from "./google/protobuf/timestamp";
 import { NodeRunId, TaskRunId, UserTaskDefId, UserTaskRunId } from "./object_id";
 import { VariableValue } from "./variable";
@@ -93,7 +93,7 @@ export interface UserTaskField {
    */
   name: string;
   /** The type of the output. Must be a primitive type (STR, BOOL, INT, DOUBLE). */
-  type: VariableType;
+  type: PrimitiveType;
   /**
    * Optional description which can be displayed by the User Task UI application.
    * Does not affect WfRun execution.
@@ -510,7 +510,7 @@ export const UserTaskDef = {
 };
 
 function createBaseUserTaskField(): UserTaskField {
-  return { name: "", type: VariableType.JSON_OBJ, description: undefined, displayName: "", required: false };
+  return { name: "", type: PrimitiveType.JSON_OBJ, description: undefined, displayName: "", required: false };
 }
 
 export const UserTaskField = {
@@ -518,8 +518,8 @@ export const UserTaskField = {
     if (message.name !== "") {
       writer.uint32(10).string(message.name);
     }
-    if (message.type !== VariableType.JSON_OBJ) {
-      writer.uint32(16).int32(variableTypeToNumber(message.type));
+    if (message.type !== PrimitiveType.JSON_OBJ) {
+      writer.uint32(16).int32(primitiveTypeToNumber(message.type));
     }
     if (message.description !== undefined) {
       writer.uint32(26).string(message.description);
@@ -552,7 +552,7 @@ export const UserTaskField = {
             break;
           }
 
-          message.type = variableTypeFromJSON(reader.int32());
+          message.type = primitiveTypeFromJSON(reader.int32());
           continue;
         case 3:
           if (tag !== 26) {
@@ -590,7 +590,7 @@ export const UserTaskField = {
   fromPartial(object: DeepPartial): UserTaskField {
     const message = createBaseUserTaskField();
     message.name = object.name ?? "";
-    message.type = object.type ?? VariableType.JSON_OBJ;
+    message.type = object.type ?? PrimitiveType.JSON_OBJ;
     message.description = object.description ?? undefined;
     message.displayName = object.displayName ?? "";
     message.required = object.required ?? false;
diff --git a/sdk-js/src/proto/variable.ts b/sdk-js/src/proto/variable.ts
index cab041ab6..3ddb256f7 100644
--- a/sdk-js/src/proto/variable.ts
+++ b/sdk-js/src/proto/variable.ts
@@ -7,8 +7,9 @@
 /* eslint-disable */
 import Long from "long";
 import _m0 from "protobufjs/minimal";
+import { PrimitiveType, primitiveTypeFromJSON, primitiveTypeToNumber } from "./common_enums";
 import { Timestamp } from "./google/protobuf/timestamp";
-import { VariableId, WfSpecId } from "./object_id";
+import { SchemaId, VariableId, WfSpecId } from "./object_id";
 
 /**
  * VariableValue is a structure containing a value in LittleHorse. It can be
@@ -44,7 +45,11 @@ export interface VariableValue {
     | number
     | undefined;
   /** An arbitrary String of bytes. */
-  bytes?: Buffer | undefined;
+  bytes?:
+    | Buffer
+    | undefined;
+  /** A strongly-typed struct */
+  struct?: Struct | undefined;
 }
 
 /** A Variable is an instance of a variable assigned to a WfRun. */
@@ -72,6 +77,85 @@ export interface Variable {
   masked: boolean;
 }
 
+/**
+ * A Struct is a strongly-typed structure containing fields. The Struct is defined
+ * according to the `Schema` object.
+ */
+export interface Struct {
+  /** The id of the schema. */
+  schemaId:
+    | SchemaId
+    | undefined;
+  /** The content of the Struct */
+  struct: InlineStruct | undefined;
+}
+
+/** An `InlineStruct` is a pre-validated set of fields that are part of a `Struct`. */
+export interface InlineStruct {
+  /** The fields in the inline struct. */
+  fields: StructField[];
+}
+
+/** A StructField represents the value for a single field in a struct. */
+export interface StructField {
+  /** The `value` of the field is an untyped primitive `VariableValue`. */
+  primitive?:
+    | VariableValue
+    | undefined;
+  /** The `value` of the field is a complex `Struct`. */
+  struct?:
+    | InlineStruct
+    | undefined;
+  /** The `value` of the field is a list of fields. */
+  list?: StructField_FieldList | undefined;
+}
+
+/** A FieldList is a sub-structure of a `Struct` */
+export interface StructField_FieldList {
+  fields: StructField[];
+}
+
+/** A `SchemaField` defines a field inside a `Schema`. */
+export interface SchemaField {
+  /** The name of the field. */
+  name: string;
+  /** Whether the field is optional. */
+  optional: boolean;
+  /** Specifies that the field is a primitive `VariableValue` of the specified type. */
+  primitive?:
+    | PrimitiveType
+    | undefined;
+  /** Specifies that the field is of a specific `Schema`. */
+  schemaId?:
+    | SchemaId
+    | undefined;
+  /** Specifies that field must be a `Struct` conforming to the accompanying schema. */
+  inlineSchema?: InlineSchema | undefined;
+}
+
+/**
+ * A `Schema` is a versioned metadata object (tenant-scoped) inside LittleHorse
+ * that defines the structure and content of a variable value. It allows strong typing.
+ */
+export interface Schema {
+  /** The id of the `Schema`. This includes the version. */
+  id:
+    | SchemaId
+    | undefined;
+  /** Optionally description of the schema. */
+  description?:
+    | string
+    | undefined;
+  /** The `InlineSchema` defines the actual structure of any `Struct` using this `Schema`. */
+  schema: InlineSchema | undefined;
+}
+
+/** An `InlineSchema` is the actual representation of the Schema. */
+export interface InlineSchema {
+  /** The fields in this schema. */
+  fields: SchemaField[];
+}
+
 function createBaseVariableValue(): VariableValue {
   return {
     jsonObj: undefined,
@@ -81,6 +165,7 @@ function createBaseVariableValue(): VariableValue {
     str: undefined,
     int: undefined,
     bytes: undefined,
+    struct: undefined,
   };
 }
 
@@ -107,6 +192,9 @@ export const VariableValue = {
     if (message.bytes !== undefined) {
       writer.uint32(66).bytes(message.bytes);
     }
+    if (message.struct !== undefined) {
+      Struct.encode(message.struct, writer.uint32(74).fork()).ldelim();
+    }
     return writer;
   },
 
@@ -166,6 +254,13 @@ export const VariableValue = {
 
           message.bytes = reader.bytes() as Buffer;
           continue;
+        case 9:
+          if (tag !== 74) {
+            break;
+          }
+
+          message.struct = Struct.decode(reader, reader.uint32());
+          continue;
       }
       if ((tag & 7) === 4 || tag === 0) {
         break;
@@ -187,6 +282,9 @@ export const VariableValue = {
     message.str = object.str ?? undefined;
     message.int = object.int ?? undefined;
     message.bytes = object.bytes ?? undefined;
+    message.struct = (object.struct !== undefined && object.struct !== null)
+      ? Struct.fromPartial(object.struct)
+      : undefined;
     return message;
   },
 };
@@ -284,6 +382,436 @@ export const Variable = {
   },
 };
 
+function createBaseStruct(): Struct {
+  return { schemaId: undefined, struct: undefined };
+}
+
+export const Struct = {
+  encode(message: Struct, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    if (message.schemaId !== undefined) {
+      SchemaId.encode(message.schemaId, writer.uint32(10).fork()).ldelim();
+    }
+    if (message.struct !== undefined) {
+      InlineStruct.encode(message.struct, writer.uint32(18).fork()).ldelim();
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): Struct {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseStruct();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.schemaId = SchemaId.decode(reader, reader.uint32());
+          continue;
+        case 2:
+          if (tag !== 18) {
+            break;
+          }
+
+          message.struct = InlineStruct.decode(reader, reader.uint32());
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): Struct {
+    return Struct.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): Struct {
+    const message = createBaseStruct();
+    message.schemaId = (object.schemaId !== undefined && object.schemaId !== null)
+      ? SchemaId.fromPartial(object.schemaId)
+      : undefined;
+    message.struct = (object.struct !== undefined && object.struct !== null)
+      ? InlineStruct.fromPartial(object.struct)
+      : undefined;
+    return message;
+  },
+};
+
+function createBaseInlineStruct(): InlineStruct {
+  return { fields: [] };
+}
+
+export const InlineStruct = {
+  encode(message: InlineStruct, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    for (const v of message.fields) {
+      StructField.encode(v!, writer.uint32(10).fork()).ldelim();
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): InlineStruct {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseInlineStruct();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.fields.push(StructField.decode(reader, reader.uint32()));
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): InlineStruct {
+    return InlineStruct.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): InlineStruct {
+    const message = createBaseInlineStruct();
+    message.fields = object.fields?.map((e) => StructField.fromPartial(e)) || [];
+    return message;
+  },
+};
+
+function createBaseStructField(): StructField {
+  return { primitive: undefined, struct: undefined, list: undefined };
+}
+
+export const StructField = {
+  encode(message: StructField, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    if (message.primitive !== undefined) {
+      VariableValue.encode(message.primitive, writer.uint32(10).fork()).ldelim();
+    }
+    if (message.struct !== undefined) {
+      InlineStruct.encode(message.struct, writer.uint32(18).fork()).ldelim();
+    }
+    if (message.list !== undefined) {
+      StructField_FieldList.encode(message.list, writer.uint32(26).fork()).ldelim();
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): StructField {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseStructField();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.primitive = VariableValue.decode(reader, reader.uint32());
+          continue;
+        case 2:
+          if (tag !== 18) {
+            break;
+          }
+
+          message.struct = InlineStruct.decode(reader, reader.uint32());
+          continue;
+        case 3:
+          if (tag !== 26) {
+            break;
+          }
+
+          message.list = StructField_FieldList.decode(reader, reader.uint32());
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): StructField {
+    return StructField.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): StructField {
+    const message = createBaseStructField();
+    message.primitive = (object.primitive !== undefined && object.primitive !== null)
+      ? VariableValue.fromPartial(object.primitive)
+      : undefined;
+    message.struct = (object.struct !== undefined && object.struct !== null)
+      ? InlineStruct.fromPartial(object.struct)
+      : undefined;
+    message.list = (object.list !== undefined && object.list !== null)
+      ? StructField_FieldList.fromPartial(object.list)
+      : undefined;
+    return message;
+  },
+};
+
+function createBaseStructField_FieldList(): StructField_FieldList {
+  return { fields: [] };
+}
+
+export const StructField_FieldList = {
+  encode(message: StructField_FieldList, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    for (const v of message.fields) {
+      StructField.encode(v!, writer.uint32(10).fork()).ldelim();
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): StructField_FieldList {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseStructField_FieldList();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.fields.push(StructField.decode(reader, reader.uint32()));
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): StructField_FieldList {
+    return StructField_FieldList.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): StructField_FieldList {
+    const message = createBaseStructField_FieldList();
+    message.fields = object.fields?.map((e) => StructField.fromPartial(e)) || [];
+    return message;
+  },
+};
+
+function createBaseSchemaField(): SchemaField {
+  return { name: "", optional: false, primitive: undefined, schemaId: undefined, inlineSchema: undefined };
+}
+
+export const SchemaField = {
+  encode(message: SchemaField, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    if (message.name !== "") {
+      writer.uint32(10).string(message.name);
+    }
+    if (message.optional !== false) {
+      writer.uint32(16).bool(message.optional);
+    }
+    if (message.primitive !== undefined) {
+      writer.uint32(24).int32(primitiveTypeToNumber(message.primitive));
+    }
+    if (message.schemaId !== undefined) {
+      SchemaId.encode(message.schemaId, writer.uint32(34).fork()).ldelim();
+    }
+    if (message.inlineSchema !== undefined) {
+      InlineSchema.encode(message.inlineSchema, writer.uint32(42).fork()).ldelim();
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): SchemaField {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseSchemaField();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.name = reader.string();
+          continue;
+        case 2:
+          if (tag !== 16) {
+            break;
+          }
+
+          message.optional = reader.bool();
+          continue;
+        case 3:
+          if (tag !== 24) {
+            break;
+          }
+
+          message.primitive = primitiveTypeFromJSON(reader.int32());
+          continue;
+        case 4:
+          if (tag !== 34) {
+            break;
+          }
+
+          message.schemaId = SchemaId.decode(reader, reader.uint32());
+          continue;
+        case 5:
+          if (tag !== 42) {
+            break;
+          }
+
+          message.inlineSchema = InlineSchema.decode(reader, reader.uint32());
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): SchemaField {
+    return SchemaField.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): SchemaField {
+    const message = createBaseSchemaField();
+    message.name = object.name ?? "";
+    message.optional = object.optional ?? false;
+    message.primitive = object.primitive ?? undefined;
+    message.schemaId = (object.schemaId !== undefined && object.schemaId !== null)
+      ? SchemaId.fromPartial(object.schemaId)
+      : undefined;
+    message.inlineSchema = (object.inlineSchema !== undefined && object.inlineSchema !== null)
+      ? InlineSchema.fromPartial(object.inlineSchema)
+      : undefined;
+    return message;
+  },
+};
+
+function createBaseSchema(): Schema {
+  return { id: undefined, description: undefined, schema: undefined };
+}
+
+export const Schema = {
+  encode(message: Schema, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    if (message.id !== undefined) {
+      SchemaId.encode(message.id, writer.uint32(10).fork()).ldelim();
+    }
+    if (message.description !== undefined) {
+      writer.uint32(18).string(message.description);
+    }
+    if (message.schema !== undefined) {
+      InlineSchema.encode(message.schema, writer.uint32(26).fork()).ldelim();
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): Schema {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseSchema();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.id = SchemaId.decode(reader, reader.uint32());
+          continue;
+        case 2:
+          if (tag !== 18) {
+            break;
+          }
+
+          message.description = reader.string();
+          continue;
+        case 3:
+          if (tag !== 26) {
+            break;
+          }
+
+          message.schema = InlineSchema.decode(reader, reader.uint32());
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): Schema {
+    return Schema.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): Schema {
+    const message = createBaseSchema();
+    message.id = (object.id !== undefined && object.id !== null) ? SchemaId.fromPartial(object.id) : undefined;
+    message.description = object.description ?? undefined;
+    message.schema = (object.schema !== undefined && object.schema !== null)
+      ? InlineSchema.fromPartial(object.schema)
+      : undefined;
+    return message;
+  },
+};
+
+function createBaseInlineSchema(): InlineSchema {
+  return { fields: [] };
+}
+
+export const InlineSchema = {
+  encode(message: InlineSchema, writer: _m0.Writer = _m0.Writer.create()): _m0.Writer {
+    for (const v of message.fields) {
+      SchemaField.encode(v!, writer.uint32(10).fork()).ldelim();
+    }
+    return writer;
+  },
+
+  decode(input: _m0.Reader | Uint8Array, length?: number): InlineSchema {
+    const reader = input instanceof _m0.Reader ? input : _m0.Reader.create(input);
+    let end = length === undefined ? reader.len : reader.pos + length;
+    const message = createBaseInlineSchema();
+    while (reader.pos < end) {
+      const tag = reader.uint32();
+      switch (tag >>> 3) {
+        case 1:
+          if (tag !== 10) {
+            break;
+          }
+
+          message.fields.push(SchemaField.decode(reader, reader.uint32()));
+          continue;
+      }
+      if ((tag & 7) === 4 || tag === 0) {
+        break;
+      }
+      reader.skipType(tag & 7);
+    }
+    return message;
+  },
+
+  create(base?: DeepPartial): InlineSchema {
+    return InlineSchema.fromPartial(base ?? {});
+  },
+  fromPartial(object: DeepPartial): InlineSchema {
+    const message = createBaseInlineSchema();
+    message.fields = object.fields?.map((e) => SchemaField.fromPartial(e)) || [];
+    return message;
+  },
+};
+
 type Builtin = Date | Function | Uint8Array | string | number | boolean | undefined;
 
 type DeepPartial = T extends Builtin ? T
diff --git a/sdk-js/src/proto/wf_spec.ts b/sdk-js/src/proto/wf_spec.ts
index 86784dbc8..72961287c 100644
--- a/sdk-js/src/proto/wf_spec.ts
+++ b/sdk-js/src/proto/wf_spec.ts
@@ -11,9 +11,9 @@ import {
   MetadataStatus,
   metadataStatusFromJSON,
   metadataStatusToNumber,
-  VariableType,
-  variableTypeFromJSON,
-  variableTypeToNumber,
+  PrimitiveType,
+  primitiveTypeFromJSON,
+  primitiveTypeToNumber,
 } from "./common_enums";
 import {
   Comparator,
@@ -180,7 +180,7 @@ export interface JsonIndex {
    */
   fieldPath: string;
   /** Is the type of the field we are indexing. */
-  fieldType: VariableType;
+  fieldType: PrimitiveType;
 }
 
 /** Denotes a variable declaration at the ThreadSpec level. */
@@ -990,7 +990,7 @@ export const WorkflowRetentionPolicy = {
 };
 
 function createBaseJsonIndex(): JsonIndex {
-  return { fieldPath: "", fieldType: VariableType.JSON_OBJ };
+  return { fieldPath: "", fieldType: PrimitiveType.JSON_OBJ };
 }
 
 export const JsonIndex = {
@@ -998,8 +998,8 @@ export const JsonIndex = {
     if (message.fieldPath !== "") {
       writer.uint32(10).string(message.fieldPath);
     }
-    if (message.fieldType !== VariableType.JSON_OBJ) {
-      writer.uint32(16).int32(variableTypeToNumber(message.fieldType));
+    if (message.fieldType !== PrimitiveType.JSON_OBJ) {
+      writer.uint32(16).int32(primitiveTypeToNumber(message.fieldType));
     }
     return writer;
   },
@@ -1023,7 +1023,7 @@ export const JsonIndex = {
             break;
           }
 
-          message.fieldType = variableTypeFromJSON(reader.int32());
+          message.fieldType = primitiveTypeFromJSON(reader.int32());
           continue;
       }
       if ((tag & 7) === 4 || tag === 0) {
@@ -1040,7 +1040,7 @@ export const JsonIndex = {
   fromPartial(object: DeepPartial): JsonIndex {
     const message = createBaseJsonIndex();
     message.fieldPath = object.fieldPath ?? "";
-    message.fieldType = object.fieldType ?? VariableType.JSON_OBJ;
+    message.fieldType = object.fieldType ?? PrimitiveType.JSON_OBJ;
     return message;
   },
 };
diff --git a/sdk-js/src/proto/workflow_event.ts b/sdk-js/src/proto/workflow_event.ts
index 3ac1197e6..d9abbad9f 100644
--- a/sdk-js/src/proto/workflow_event.ts
+++ b/sdk-js/src/proto/workflow_event.ts
@@ -6,7 +6,7 @@
 
 /* eslint-disable */
 import _m0 from "protobufjs/minimal";
-import { VariableType, variableTypeFromJSON, variableTypeToNumber } from "./common_enums";
+import { PrimitiveType, primitiveTypeFromJSON, primitiveTypeToNumber } from "./common_enums";
 import { Timestamp } from "./google/protobuf/timestamp";
 import { WorkflowEventDefId, WorkflowEventId } from "./object_id";
 import { VariableValue } from "./variable";
@@ -32,10 +32,22 @@ export interface WorkflowEvent {
   createdAt: string | undefined;
 }
 
+/** A `WorkflowEventDef` defines the blueprint for a `WorkflowEvent`. */
 export interface WorkflowEventDef {
-  id: WorkflowEventDefId | undefined;
-  createdAt: string | undefined;
-  type: VariableType;
+  /** The `id` of the `WorkflowEventDef`. */
+  id:
+    | WorkflowEventDefId
+    | undefined;
+  /** The timestamp at which the `WorkflowEventDef` was created. */
+  createdAt:
+    | string
+    | undefined;
+  /**
+   * The type of the content of the `WorkflowEvent`.
+   *
+   * TODO: Support schemas
+   */
+  type: PrimitiveType;
 }
 
 function createBaseWorkflowEvent(): WorkflowEvent {
@@ -108,7 +120,7 @@ export const WorkflowEvent = {
 };
 
 function createBaseWorkflowEventDef(): WorkflowEventDef {
-  return { id: undefined, createdAt: undefined, type: VariableType.JSON_OBJ };
+  return { id: undefined, createdAt: undefined, type: PrimitiveType.JSON_OBJ };
 }
 
 export const WorkflowEventDef = {
@@ -119,8 +131,8 @@ export const WorkflowEventDef = {
     if (message.createdAt !== undefined) {
       Timestamp.encode(toTimestamp(message.createdAt), writer.uint32(18).fork()).ldelim();
     }
-    if (message.type !== VariableType.JSON_OBJ) {
-      writer.uint32(24).int32(variableTypeToNumber(message.type));
+    if (message.type !== PrimitiveType.JSON_OBJ) {
+      writer.uint32(24).int32(primitiveTypeToNumber(message.type));
     }
     return writer;
   },
@@ -151,7 +163,7 @@ export const WorkflowEventDef = {
             break;
           }
 
-          message.type = variableTypeFromJSON(reader.int32());
+          message.type = primitiveTypeFromJSON(reader.int32());
           continue;
       }
       if ((tag & 7) === 4 || tag === 0) {
@@ -171,7 +183,7 @@ export const WorkflowEventDef = {
       ? WorkflowEventDefId.fromPartial(object.id)
       : undefined;
     message.createdAt = object.createdAt ?? undefined;
-    message.type = object.type ?? VariableType.JSON_OBJ;
+    message.type = object.type ?? PrimitiveType.JSON_OBJ;
     return message;
   },
 };
diff --git a/sdk-python/littlehorse/model/common_enums_pb2.py b/sdk-python/littlehorse/model/common_enums_pb2.py
index 65e3b2660..d35c8b107 100644
--- a/sdk-python/littlehorse/model/common_enums_pb2.py
+++ b/sdk-python/littlehorse/model/common_enums_pb2.py
@@ -13,7 +13,7 @@
 
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x12\x63ommon_enums.proto\x12\x0blittlehorse*g\n\x08LHStatus\x12\x0c\n\x08STARTING\x10\x00\x12\x0b\n\x07RUNNING\x10\x01\x12\r\n\tCOMPLETED\x10\x02\x12\x0b\n\x07HALTING\x10\x03\x12\n\n\x06HALTED\x10\x04\x12\t\n\x05\x45RROR\x10\x05\x12\r\n\tEXCEPTION\x10\x06*;\n\x0eMetadataStatus\x12\n\n\x06\x41\x43TIVE\x10\x00\x12\x0c\n\x08\x41RCHIVED\x10\x01\x12\x0f\n\x0bTERMINATING\x10\x02*\xce\x01\n\nTaskStatus\x12\x12\n\x0eTASK_SCHEDULED\x10\x00\x12\x10\n\x0cTASK_RUNNING\x10\x01\x12\x10\n\x0cTASK_SUCCESS\x10\x02\x12\x0f\n\x0bTASK_FAILED\x10\x03\x12\x10\n\x0cTASK_TIMEOUT\x10\x04\x12!\n\x1dTASK_OUTPUT_SERIALIZING_ERROR\x10\x05\x12\x1c\n\x18TASK_INPUT_VAR_SUB_ERROR\x10\x06\x12\x12\n\x0eTASK_EXCEPTION\x10\x08\x12\x10\n\x0cTASK_PENDING\x10\t*=\n\x13MetricsWindowLength\x12\r\n\tMINUTES_5\x10\x00\x12\x0b\n\x07HOURS_2\x10\x01\x12\n\n\x06\x44\x41YS_1\x10\x02*]\n\x0cVariableType\x12\x0c\n\x08JSON_OBJ\x10\x00\x12\x0c\n\x08JSON_ARR\x10\x01\x12\n\n\x06\x44OUBLE\x10\x02\x12\x08\n\x04\x42OOL\x10\x03\x12\x07\n\x03STR\x10\x04\x12\x07\n\x03INT\x10\x05\x12\t\n\x05\x42YTES\x10\x06*\xb6\x01\n\x0bLHErrorType\x12\x11\n\rCHILD_FAILURE\x10\x00\x12\x11\n\rVAR_SUB_ERROR\x10\x01\x12\x16\n\x12VAR_MUTATION_ERROR\x10\x02\x12\x17\n\x13USER_TASK_CANCELLED\x10\x03\x12\x0b\n\x07TIMEOUT\x10\x04\x12\x10\n\x0cTASK_FAILURE\x10\x05\x12\r\n\tVAR_ERROR\x10\x06\x12\x0e\n\nTASK_ERROR\x10\x07\x12\x12\n\x0eINTERNAL_ERROR\x10\x08\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x12\x63ommon_enums.proto\x12\x0blittlehorse*g\n\x08LHStatus\x12\x0c\n\x08STARTING\x10\x00\x12\x0b\n\x07RUNNING\x10\x01\x12\r\n\tCOMPLETED\x10\x02\x12\x0b\n\x07HALTING\x10\x03\x12\n\n\x06HALTED\x10\x04\x12\t\n\x05\x45RROR\x10\x05\x12\r\n\tEXCEPTION\x10\x06*;\n\x0eMetadataStatus\x12\n\n\x06\x41\x43TIVE\x10\x00\x12\x0c\n\x08\x41RCHIVED\x10\x01\x12\x0f\n\x0bTERMINATING\x10\x02*\xce\x01\n\nTaskStatus\x12\x12\n\x0eTASK_SCHEDULED\x10\x00\x12\x10\n\x0cTASK_RUNNING\x10\x01\x12\x10\n\x0cTASK_SUCCESS\x10\x02\x12\x0f\n\x0bTASK_FAILED\x10\x03\x12\x10\n\x0cTASK_TIMEOUT\x10\x04\x12!\n\x1dTASK_OUTPUT_SERIALIZING_ERROR\x10\x05\x12\x1c\n\x18TASK_INPUT_VAR_SUB_ERROR\x10\x06\x12\x12\n\x0eTASK_EXCEPTION\x10\x08\x12\x10\n\x0cTASK_PENDING\x10\t*=\n\x13MetricsWindowLength\x12\r\n\tMINUTES_5\x10\x00\x12\x0b\n\x07HOURS_2\x10\x01\x12\n\n\x06\x44\x41YS_1\x10\x02*^\n\rPrimitiveType\x12\x0c\n\x08JSON_OBJ\x10\x00\x12\x0c\n\x08JSON_ARR\x10\x01\x12\n\n\x06\x44OUBLE\x10\x02\x12\x08\n\x04\x42OOL\x10\x03\x12\x07\n\x03STR\x10\x04\x12\x07\n\x03INT\x10\x05\x12\t\n\x05\x42YTES\x10\x06*\xb6\x01\n\x0bLHErrorType\x12\x11\n\rCHILD_FAILURE\x10\x00\x12\x11\n\rVAR_SUB_ERROR\x10\x01\x12\x16\n\x12VAR_MUTATION_ERROR\x10\x02\x12\x17\n\x13USER_TASK_CANCELLED\x10\x03\x12\x0b\n\x07TIMEOUT\x10\x04\x12\x10\n\x0cTASK_FAILURE\x10\x05\x12\r\n\tVAR_ERROR\x10\x06\x12\x0e\n\nTASK_ERROR\x10\x07\x12\x12\n\x0eINTERNAL_ERROR\x10\x08\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -30,8 +30,8 @@
   _globals['_TASKSTATUS']._serialized_end=408
   _globals['_METRICSWINDOWLENGTH']._serialized_start=410
   _globals['_METRICSWINDOWLENGTH']._serialized_end=471
-  _globals['_VARIABLETYPE']._serialized_start=473
-  _globals['_VARIABLETYPE']._serialized_end=566
-  _globals['_LHERRORTYPE']._serialized_start=569
-  _globals['_LHERRORTYPE']._serialized_end=751
+  _globals['_PRIMITIVETYPE']._serialized_start=473
+  _globals['_PRIMITIVETYPE']._serialized_end=567
+  _globals['_LHERRORTYPE']._serialized_start=570
+  _globals['_LHERRORTYPE']._serialized_end=752
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/common_enums_pb2.pyi b/sdk-python/littlehorse/model/common_enums_pb2.pyi
index 2cefcf387..65f07ce95 100644
--- a/sdk-python/littlehorse/model/common_enums_pb2.pyi
+++ b/sdk-python/littlehorse/model/common_enums_pb2.pyi
@@ -38,15 +38,15 @@ class MetricsWindowLength(int, metaclass=_enum_type_wrapper.EnumTypeWrapper):
     HOURS_2: _ClassVar[MetricsWindowLength]
     DAYS_1: _ClassVar[MetricsWindowLength]
 
-class VariableType(int, metaclass=_enum_type_wrapper.EnumTypeWrapper):
+class PrimitiveType(int, metaclass=_enum_type_wrapper.EnumTypeWrapper):
     __slots__ = []
-    JSON_OBJ: _ClassVar[VariableType]
-    JSON_ARR: _ClassVar[VariableType]
-    DOUBLE: _ClassVar[VariableType]
-    BOOL: _ClassVar[VariableType]
-    STR: _ClassVar[VariableType]
-    INT: _ClassVar[VariableType]
-    BYTES: _ClassVar[VariableType]
+    JSON_OBJ: _ClassVar[PrimitiveType]
+    JSON_ARR: _ClassVar[PrimitiveType]
+    DOUBLE: _ClassVar[PrimitiveType]
+    BOOL: _ClassVar[PrimitiveType]
+    STR: _ClassVar[PrimitiveType]
+    INT: _ClassVar[PrimitiveType]
+    BYTES: _ClassVar[PrimitiveType]
 
 class LHErrorType(int, metaclass=_enum_type_wrapper.EnumTypeWrapper):
     __slots__ = []
@@ -81,13 +81,13 @@ TASK_PENDING: TaskStatus
 MINUTES_5: MetricsWindowLength
 HOURS_2: MetricsWindowLength
 DAYS_1: MetricsWindowLength
-JSON_OBJ: VariableType
-JSON_ARR: VariableType
-DOUBLE: VariableType
-BOOL: VariableType
-STR: VariableType
-INT: VariableType
-BYTES: VariableType
+JSON_OBJ: PrimitiveType
+JSON_ARR: PrimitiveType
+DOUBLE: PrimitiveType
+BOOL: PrimitiveType
+STR: PrimitiveType
+INT: PrimitiveType
+BYTES: PrimitiveType
 CHILD_FAILURE: LHErrorType
 VAR_SUB_ERROR: LHErrorType
 VAR_MUTATION_ERROR: LHErrorType
diff --git a/sdk-python/littlehorse/model/common_wfspec_pb2.py b/sdk-python/littlehorse/model/common_wfspec_pb2.py
index 093352628..8971e2e21 100644
--- a/sdk-python/littlehorse/model/common_wfspec_pb2.py
+++ b/sdk-python/littlehorse/model/common_wfspec_pb2.py
@@ -16,7 +16,7 @@
 import littlehorse.model.object_id_pb2 as object__id__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x13\x63ommon_wfspec.proto\x12\x0blittlehorse\x1a\x12\x63ommon_enums.proto\x1a\x0evariable.proto\x1a\x0fobject_id.proto\"\xc9\x02\n\x12VariableAssignment\x12\x16\n\tjson_path\x18\x01 \x01(\tH\x01\x88\x01\x01\x12\x17\n\rvariable_name\x18\x02 \x01(\tH\x00\x12\x33\n\rliteral_value\x18\x03 \x01(\x0b\x32\x1a.littlehorse.VariableValueH\x00\x12\x45\n\rformat_string\x18\x04 \x01(\x0b\x32,.littlehorse.VariableAssignment.FormatStringH\x00\x1an\n\x0c\x46ormatString\x12/\n\x06\x66ormat\x18\x01 \x01(\x0b\x32\x1f.littlehorse.VariableAssignment\x12-\n\x04\x61rgs\x18\x02 \x03(\x0b\x32\x1f.littlehorse.VariableAssignmentB\x08\n\x06sourceB\x0c\n\n_json_path\"\x85\x03\n\x10VariableMutation\x12\x10\n\x08lhs_name\x18\x01 \x01(\t\x12\x1a\n\rlhs_json_path\x18\x02 \x01(\tH\x01\x88\x01\x01\x12\x34\n\toperation\x18\x03 \x01(\x0e\x32!.littlehorse.VariableMutationType\x12:\n\x0fsource_variable\x18\x04 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x12\x33\n\rliteral_value\x18\x05 \x01(\x0b\x32\x1a.littlehorse.VariableValueH\x00\x12\x45\n\x0bnode_output\x18\x06 \x01(\x0b\x32..littlehorse.VariableMutation.NodeOutputSourceH\x00\x1a\x36\n\x10NodeOutputSource\x12\x15\n\x08jsonpath\x18\n \x01(\tH\x00\x88\x01\x01\x42\x0b\n\t_jsonpathB\x0b\n\trhs_valueB\x10\n\x0e_lhs_json_path\"\xa4\x01\n\x0bVariableDef\x12\'\n\x04type\x18\x01 \x01(\x0e\x32\x19.littlehorse.VariableType\x12\x0c\n\x04name\x18\x02 \x01(\t\x12\x36\n\rdefault_value\x18\x03 \x01(\x0b\x32\x1a.littlehorse.VariableValueH\x00\x88\x01\x01\x12\x14\n\x0cmasked_value\x18\x04 \x01(\x08\x42\x10\n\x0e_default_value\"\xef\x04\n\x0fUTActionTrigger\x12\x34\n\x04task\x18\x01 \x01(\x0b\x32$.littlehorse.UTActionTrigger.UTATaskH\x00\x12\x38\n\x06\x63\x61ncel\x18\x02 \x01(\x0b\x32&.littlehorse.UTActionTrigger.UTACancelH\x00\x12<\n\x08reassign\x18\x03 \x01(\x0b\x32(.littlehorse.UTActionTrigger.UTAReassignH\x00\x12\x36\n\rdelay_seconds\x18\x05 \x01(\x0b\x32\x1f.littlehorse.VariableAssignment\x12\x31\n\x04hook\x18\x06 \x01(\x0e\x32#.littlehorse.UTActionTrigger.UTHook\x1a\x0b\n\tUTACancel\x1a`\n\x07UTATask\x12#\n\x04task\x18\x01 \x01(\x0b\x32\x15.littlehorse.TaskNode\x12\x30\n\tmutations\x18\x02 \x03(\x0b\x32\x1d.littlehorse.VariableMutation\x1a\x99\x01\n\x0bUTAReassign\x12\x35\n\x07user_id\x18\x01 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x88\x01\x01\x12\x38\n\nuser_group\x18\x02 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x01\x88\x01\x01\x42\n\n\x08_user_idB\r\n\x0b_user_group\".\n\x06UTHook\x12\x0e\n\nON_ARRIVAL\x10\x00\x12\x14\n\x10ON_TASK_ASSIGNED\x10\x01\x42\x08\n\x06\x61\x63tion\"c\n\x1d\x45xponentialBackoffRetryPolicy\x12\x18\n\x10\x62\x61se_interval_ms\x18\x01 \x01(\x05\x12\x14\n\x0cmax_delay_ms\x18\x02 \x01(\x03\x12\x12\n\nmultiplier\x18\x03 \x01(\x02\"\xc9\x02\n\x08TaskNode\x12-\n\x0btask_def_id\x18\x01 \x01(\x0b\x32\x16.littlehorse.TaskDefIdH\x00\x12\x37\n\x0c\x64ynamic_task\x18\x06 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x12\x17\n\x0ftimeout_seconds\x18\x02 \x01(\x05\x12\x0f\n\x07retries\x18\x03 \x01(\x05\x12L\n\x13\x65xponential_backoff\x18\x05 \x01(\x0b\x32*.littlehorse.ExponentialBackoffRetryPolicyH\x01\x88\x01\x01\x12\x32\n\tvariables\x18\x04 \x03(\x0b\x32\x1f.littlehorse.VariableAssignmentB\x11\n\x0ftask_to_executeB\x16\n\x14_exponential_backoff*\x98\x01\n\x14VariableMutationType\x12\n\n\x06\x41SSIGN\x10\x00\x12\x07\n\x03\x41\x44\x44\x10\x01\x12\n\n\x06\x45XTEND\x10\x02\x12\x0c\n\x08SUBTRACT\x10\x03\x12\x0c\n\x08MULTIPLY\x10\x04\x12\n\n\x06\x44IVIDE\x10\x05\x12\x15\n\x11REMOVE_IF_PRESENT\x10\x06\x12\x10\n\x0cREMOVE_INDEX\x10\x07\x12\x0e\n\nREMOVE_KEY\x10\x08*\x84\x01\n\nComparator\x12\r\n\tLESS_THAN\x10\x00\x12\x10\n\x0cGREATER_THAN\x10\x01\x12\x10\n\x0cLESS_THAN_EQ\x10\x02\x12\x13\n\x0fGREATER_THAN_EQ\x10\x03\x12\n\n\x06\x45QUALS\x10\x04\x12\x0e\n\nNOT_EQUALS\x10\x05\x12\x06\n\x02IN\x10\x06\x12\n\n\x06NOT_IN\x10\x07\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x13\x63ommon_wfspec.proto\x12\x0blittlehorse\x1a\x12\x63ommon_enums.proto\x1a\x0evariable.proto\x1a\x0fobject_id.proto\"\xc9\x02\n\x12VariableAssignment\x12\x16\n\tjson_path\x18\x01 \x01(\tH\x01\x88\x01\x01\x12\x17\n\rvariable_name\x18\x02 \x01(\tH\x00\x12\x33\n\rliteral_value\x18\x03 \x01(\x0b\x32\x1a.littlehorse.VariableValueH\x00\x12\x45\n\rformat_string\x18\x04 \x01(\x0b\x32,.littlehorse.VariableAssignment.FormatStringH\x00\x1an\n\x0c\x46ormatString\x12/\n\x06\x66ormat\x18\x01 \x01(\x0b\x32\x1f.littlehorse.VariableAssignment\x12-\n\x04\x61rgs\x18\x02 \x03(\x0b\x32\x1f.littlehorse.VariableAssignmentB\x08\n\x06sourceB\x0c\n\n_json_path\"\x85\x03\n\x10VariableMutation\x12\x10\n\x08lhs_name\x18\x01 \x01(\t\x12\x1a\n\rlhs_json_path\x18\x02 \x01(\tH\x01\x88\x01\x01\x12\x34\n\toperation\x18\x03 \x01(\x0e\x32!.littlehorse.VariableMutationType\x12:\n\x0fsource_variable\x18\x04 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x12\x33\n\rliteral_value\x18\x05 \x01(\x0b\x32\x1a.littlehorse.VariableValueH\x00\x12\x45\n\x0bnode_output\x18\x06 \x01(\x0b\x32..littlehorse.VariableMutation.NodeOutputSourceH\x00\x1a\x36\n\x10NodeOutputSource\x12\x15\n\x08jsonpath\x18\n \x01(\tH\x00\x88\x01\x01\x42\x0b\n\t_jsonpathB\x0b\n\trhs_valueB\x10\n\x0e_lhs_json_path\"\xda\x01\n\x0bVariableDef\x12/\n\tprimitive\x18\x01 \x01(\x0e\x32\x1a.littlehorse.PrimitiveTypeH\x00\x12\'\n\x06schema\x18\x05 \x01(\x0b\x32\x15.littlehorse.SchemaIdH\x00\x12\x0c\n\x04name\x18\x02 \x01(\t\x12\x36\n\rdefault_value\x18\x03 \x01(\x0b\x32\x1a.littlehorse.VariableValueH\x01\x88\x01\x01\x12\x11\n\tis_masked\x18\x04 \x01(\x08\x42\x06\n\x04typeB\x10\n\x0e_default_value\"\xef\x04\n\x0fUTActionTrigger\x12\x34\n\x04task\x18\x01 \x01(\x0b\x32$.littlehorse.UTActionTrigger.UTATaskH\x00\x12\x38\n\x06\x63\x61ncel\x18\x02 \x01(\x0b\x32&.littlehorse.UTActionTrigger.UTACancelH\x00\x12<\n\x08reassign\x18\x03 \x01(\x0b\x32(.littlehorse.UTActionTrigger.UTAReassignH\x00\x12\x36\n\rdelay_seconds\x18\x05 \x01(\x0b\x32\x1f.littlehorse.VariableAssignment\x12\x31\n\x04hook\x18\x06 \x01(\x0e\x32#.littlehorse.UTActionTrigger.UTHook\x1a\x0b\n\tUTACancel\x1a`\n\x07UTATask\x12#\n\x04task\x18\x01 \x01(\x0b\x32\x15.littlehorse.TaskNode\x12\x30\n\tmutations\x18\x02 \x03(\x0b\x32\x1d.littlehorse.VariableMutation\x1a\x99\x01\n\x0bUTAReassign\x12\x35\n\x07user_id\x18\x01 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x88\x01\x01\x12\x38\n\nuser_group\x18\x02 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x01\x88\x01\x01\x42\n\n\x08_user_idB\r\n\x0b_user_group\".\n\x06UTHook\x12\x0e\n\nON_ARRIVAL\x10\x00\x12\x14\n\x10ON_TASK_ASSIGNED\x10\x01\x42\x08\n\x06\x61\x63tion\"c\n\x1d\x45xponentialBackoffRetryPolicy\x12\x18\n\x10\x62\x61se_interval_ms\x18\x01 \x01(\x05\x12\x14\n\x0cmax_delay_ms\x18\x02 \x01(\x03\x12\x12\n\nmultiplier\x18\x03 \x01(\x02\"\xc9\x02\n\x08TaskNode\x12-\n\x0btask_def_id\x18\x01 \x01(\x0b\x32\x16.littlehorse.TaskDefIdH\x00\x12\x37\n\x0c\x64ynamic_task\x18\x06 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x12\x17\n\x0ftimeout_seconds\x18\x02 \x01(\x05\x12\x0f\n\x07retries\x18\x03 \x01(\x05\x12L\n\x13\x65xponential_backoff\x18\x05 \x01(\x0b\x32*.littlehorse.ExponentialBackoffRetryPolicyH\x01\x88\x01\x01\x12\x32\n\tvariables\x18\x04 \x03(\x0b\x32\x1f.littlehorse.VariableAssignmentB\x11\n\x0ftask_to_executeB\x16\n\x14_exponential_backoff*\x98\x01\n\x14VariableMutationType\x12\n\n\x06\x41SSIGN\x10\x00\x12\x07\n\x03\x41\x44\x44\x10\x01\x12\n\n\x06\x45XTEND\x10\x02\x12\x0c\n\x08SUBTRACT\x10\x03\x12\x0c\n\x08MULTIPLY\x10\x04\x12\n\n\x06\x44IVIDE\x10\x05\x12\x15\n\x11REMOVE_IF_PRESENT\x10\x06\x12\x10\n\x0cREMOVE_INDEX\x10\x07\x12\x0e\n\nREMOVE_KEY\x10\x08*\x84\x01\n\nComparator\x12\r\n\tLESS_THAN\x10\x00\x12\x10\n\x0cGREATER_THAN\x10\x01\x12\x10\n\x0cLESS_THAN_EQ\x10\x02\x12\x13\n\x0fGREATER_THAN_EQ\x10\x03\x12\n\n\x06\x45QUALS\x10\x04\x12\x0e\n\nNOT_EQUALS\x10\x05\x12\x06\n\x02IN\x10\x06\x12\n\n\x06NOT_IN\x10\x07\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -25,10 +25,10 @@
 
   DESCRIPTOR._options = None
   DESCRIPTOR._serialized_options = b'\n\037io.littlehorse.sdk.common.protoP\001Z\t.;lhproto\252\002\030LittleHorse.Common.Proto'
-  _globals['_VARIABLEMUTATIONTYPE']._serialized_start=2040
-  _globals['_VARIABLEMUTATIONTYPE']._serialized_end=2192
-  _globals['_COMPARATOR']._serialized_start=2195
-  _globals['_COMPARATOR']._serialized_end=2327
+  _globals['_VARIABLEMUTATIONTYPE']._serialized_start=2094
+  _globals['_VARIABLEMUTATIONTYPE']._serialized_end=2246
+  _globals['_COMPARATOR']._serialized_start=2249
+  _globals['_COMPARATOR']._serialized_end=2381
   _globals['_VARIABLEASSIGNMENT']._serialized_start=90
   _globals['_VARIABLEASSIGNMENT']._serialized_end=419
   _globals['_VARIABLEASSIGNMENT_FORMATSTRING']._serialized_start=285
@@ -38,19 +38,19 @@
   _globals['_VARIABLEMUTATION_NODEOUTPUTSOURCE']._serialized_start=726
   _globals['_VARIABLEMUTATION_NODEOUTPUTSOURCE']._serialized_end=780
   _globals['_VARIABLEDEF']._serialized_start=814
-  _globals['_VARIABLEDEF']._serialized_end=978
-  _globals['_UTACTIONTRIGGER']._serialized_start=981
-  _globals['_UTACTIONTRIGGER']._serialized_end=1604
-  _globals['_UTACTIONTRIGGER_UTACANCEL']._serialized_start=1281
-  _globals['_UTACTIONTRIGGER_UTACANCEL']._serialized_end=1292
-  _globals['_UTACTIONTRIGGER_UTATASK']._serialized_start=1294
-  _globals['_UTACTIONTRIGGER_UTATASK']._serialized_end=1390
-  _globals['_UTACTIONTRIGGER_UTAREASSIGN']._serialized_start=1393
-  _globals['_UTACTIONTRIGGER_UTAREASSIGN']._serialized_end=1546
-  _globals['_UTACTIONTRIGGER_UTHOOK']._serialized_start=1548
-  _globals['_UTACTIONTRIGGER_UTHOOK']._serialized_end=1594
-  _globals['_EXPONENTIALBACKOFFRETRYPOLICY']._serialized_start=1606
-  _globals['_EXPONENTIALBACKOFFRETRYPOLICY']._serialized_end=1705
-  _globals['_TASKNODE']._serialized_start=1708
-  _globals['_TASKNODE']._serialized_end=2037
+  _globals['_VARIABLEDEF']._serialized_end=1032
+  _globals['_UTACTIONTRIGGER']._serialized_start=1035
+  _globals['_UTACTIONTRIGGER']._serialized_end=1658
+  _globals['_UTACTIONTRIGGER_UTACANCEL']._serialized_start=1335
+  _globals['_UTACTIONTRIGGER_UTACANCEL']._serialized_end=1346
+  _globals['_UTACTIONTRIGGER_UTATASK']._serialized_start=1348
+  _globals['_UTACTIONTRIGGER_UTATASK']._serialized_end=1444
+  _globals['_UTACTIONTRIGGER_UTAREASSIGN']._serialized_start=1447
+  _globals['_UTACTIONTRIGGER_UTAREASSIGN']._serialized_end=1600
+  _globals['_UTACTIONTRIGGER_UTHOOK']._serialized_start=1602
+  _globals['_UTACTIONTRIGGER_UTHOOK']._serialized_end=1648
+  _globals['_EXPONENTIALBACKOFFRETRYPOLICY']._serialized_start=1660
+  _globals['_EXPONENTIALBACKOFFRETRYPOLICY']._serialized_end=1759
+  _globals['_TASKNODE']._serialized_start=1762
+  _globals['_TASKNODE']._serialized_end=2091
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/common_wfspec_pb2.pyi b/sdk-python/littlehorse/model/common_wfspec_pb2.pyi
index a1ce7d74f..80d6b3e0f 100644
--- a/sdk-python/littlehorse/model/common_wfspec_pb2.pyi
+++ b/sdk-python/littlehorse/model/common_wfspec_pb2.pyi
@@ -90,16 +90,18 @@ class VariableMutation(_message.Message):
     def __init__(self, lhs_name: _Optional[str] = ..., lhs_json_path: _Optional[str] = ..., operation: _Optional[_Union[VariableMutationType, str]] = ..., source_variable: _Optional[_Union[VariableAssignment, _Mapping]] = ..., literal_value: _Optional[_Union[_variable_pb2.VariableValue, _Mapping]] = ..., node_output: _Optional[_Union[VariableMutation.NodeOutputSource, _Mapping]] = ...) -> None: ...
 
 class VariableDef(_message.Message):
-    __slots__ = ["type", "name", "default_value", "masked_value"]
-    TYPE_FIELD_NUMBER: _ClassVar[int]
+    __slots__ = ["primitive", "schema", "name", "default_value", "is_masked"]
+    PRIMITIVE_FIELD_NUMBER: _ClassVar[int]
+    SCHEMA_FIELD_NUMBER: _ClassVar[int]
     NAME_FIELD_NUMBER: _ClassVar[int]
     DEFAULT_VALUE_FIELD_NUMBER: _ClassVar[int]
-    MASKED_VALUE_FIELD_NUMBER: _ClassVar[int]
-    type: _common_enums_pb2.VariableType
+    IS_MASKED_FIELD_NUMBER: _ClassVar[int]
+    primitive: _common_enums_pb2.PrimitiveType
+    schema: _object_id_pb2.SchemaId
     name: str
     default_value: _variable_pb2.VariableValue
-    masked_value: bool
-    def __init__(self, type: _Optional[_Union[_common_enums_pb2.VariableType, str]] = ..., name: _Optional[str] = ..., default_value: _Optional[_Union[_variable_pb2.VariableValue, _Mapping]] = ..., masked_value: bool = ...) -> None: ...
+    is_masked: bool
+    def __init__(self, primitive: _Optional[_Union[_common_enums_pb2.PrimitiveType, str]] = ..., schema: _Optional[_Union[_object_id_pb2.SchemaId, _Mapping]] = ..., name: _Optional[str] = ..., default_value: _Optional[_Union[_variable_pb2.VariableValue, _Mapping]] = ..., is_masked: bool = ...) -> None: ...
 
 class UTActionTrigger(_message.Message):
     __slots__ = ["task", "cancel", "reassign", "delay_seconds", "hook"]
diff --git a/sdk-python/littlehorse/model/object_id_pb2.py b/sdk-python/littlehorse/model/object_id_pb2.py
index 1b8a89dc2..1652c9159 100644
--- a/sdk-python/littlehorse/model/object_id_pb2.py
+++ b/sdk-python/littlehorse/model/object_id_pb2.py
@@ -15,7 +15,7 @@
 import littlehorse.model.common_enums_pb2 as common__enums__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0fobject_id.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x12\x63ommon_enums.proto\"A\n\x08WfSpecId\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x15\n\rmajor_version\x18\x02 \x01(\x05\x12\x10\n\x08revision\x18\x03 \x01(\x05\"\x19\n\tTaskDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\"\"\n\x12\x45xternalEventDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\".\n\rUserTaskDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x0f\n\x07version\x18\x02 \x01(\x05\"\"\n\x12WorkflowEventDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\"@\n\x11TaskWorkerGroupId\x12+\n\x0btask_def_id\x18\x01 \x01(\x0b\x32\x16.littlehorse.TaskDefId\"^\n\nVariableId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x19\n\x11thread_run_number\x18\x02 \x01(\x05\x12\x0c\n\x04name\x18\x03 \x01(\t\"\x88\x01\n\x0f\x45xternalEventId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12>\n\x15\x65xternal_event_def_id\x18\x02 \x01(\x0b\x32\x1f.littlehorse.ExternalEventDefId\x12\x0c\n\x04guid\x18\x03 \x01(\t\"_\n\x07WfRunId\x12\n\n\x02id\x18\x01 \x01(\t\x12\x33\n\x10parent_wf_run_id\x18\x02 \x01(\x0b\x32\x14.littlehorse.WfRunIdH\x00\x88\x01\x01\x42\x13\n\x11_parent_wf_run_id\"a\n\tNodeRunId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x19\n\x11thread_run_number\x18\x02 \x01(\x05\x12\x10\n\x08position\x18\x03 \x01(\x05\"\x8a\x01\n\x0fWorkflowEventId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12>\n\x15workflow_event_def_id\x18\x02 \x01(\x0b\x32\x1f.littlehorse.WorkflowEventDefId\x12\x0e\n\x06number\x18\x03 \x01(\x05\"G\n\tTaskRunId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x11\n\ttask_guid\x18\x02 \x01(\t\"P\n\rUserTaskRunId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x16\n\x0euser_task_guid\x18\x02 \x01(\t\"\xa8\x01\n\x10TaskDefMetricsId\x12\x30\n\x0cwindow_start\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x35\n\x0bwindow_type\x18\x02 \x01(\x0e\x32 .littlehorse.MetricsWindowLength\x12+\n\x0btask_def_id\x18\x03 \x01(\x0b\x32\x16.littlehorse.TaskDefId\"\xa5\x01\n\x0fWfSpecMetricsId\x12\x30\n\x0cwindow_start\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x35\n\x0bwindow_type\x18\x02 \x01(\x0e\x32 .littlehorse.MetricsWindowLength\x12)\n\nwf_spec_id\x18\x03 \x01(\x0b\x32\x15.littlehorse.WfSpecId\"\x19\n\x0bPrincipalId\x12\n\n\x02id\x18\x01 \x01(\t\"\x16\n\x08TenantId\x12\n\n\x02id\x18\x01 \x01(\t\"\x1e\n\x10ScheduledWfRunId\x12\n\n\x02id\x18\x01 \x01(\tBI\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0fobject_id.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x12\x63ommon_enums.proto\"A\n\x08WfSpecId\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x15\n\rmajor_version\x18\x02 \x01(\x05\x12\x10\n\x08revision\x18\x03 \x01(\x05\"\x19\n\tTaskDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\"\"\n\x12\x45xternalEventDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\".\n\rUserTaskDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x0f\n\x07version\x18\x02 \x01(\x05\"\"\n\x12WorkflowEventDefId\x12\x0c\n\x04name\x18\x01 \x01(\t\")\n\x08SchemaId\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x0f\n\x07version\x18\x02 \x01(\x05\"@\n\x11TaskWorkerGroupId\x12+\n\x0btask_def_id\x18\x01 \x01(\x0b\x32\x16.littlehorse.TaskDefId\"^\n\nVariableId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x19\n\x11thread_run_number\x18\x02 \x01(\x05\x12\x0c\n\x04name\x18\x03 \x01(\t\"\x88\x01\n\x0f\x45xternalEventId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12>\n\x15\x65xternal_event_def_id\x18\x02 \x01(\x0b\x32\x1f.littlehorse.ExternalEventDefId\x12\x0c\n\x04guid\x18\x03 \x01(\t\"_\n\x07WfRunId\x12\n\n\x02id\x18\x01 \x01(\t\x12\x33\n\x10parent_wf_run_id\x18\x02 \x01(\x0b\x32\x14.littlehorse.WfRunIdH\x00\x88\x01\x01\x42\x13\n\x11_parent_wf_run_id\"a\n\tNodeRunId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x19\n\x11thread_run_number\x18\x02 \x01(\x05\x12\x10\n\x08position\x18\x03 \x01(\x05\"\x8a\x01\n\x0fWorkflowEventId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12>\n\x15workflow_event_def_id\x18\x02 \x01(\x0b\x32\x1f.littlehorse.WorkflowEventDefId\x12\x0e\n\x06number\x18\x03 \x01(\x05\"G\n\tTaskRunId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x11\n\ttask_guid\x18\x02 \x01(\t\"P\n\rUserTaskRunId\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12\x16\n\x0euser_task_guid\x18\x02 \x01(\t\"\xa8\x01\n\x10TaskDefMetricsId\x12\x30\n\x0cwindow_start\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x35\n\x0bwindow_type\x18\x02 \x01(\x0e\x32 .littlehorse.MetricsWindowLength\x12+\n\x0btask_def_id\x18\x03 \x01(\x0b\x32\x16.littlehorse.TaskDefId\"\xa5\x01\n\x0fWfSpecMetricsId\x12\x30\n\x0cwindow_start\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x35\n\x0bwindow_type\x18\x02 \x01(\x0e\x32 .littlehorse.MetricsWindowLength\x12)\n\nwf_spec_id\x18\x03 \x01(\x0b\x32\x15.littlehorse.WfSpecId\"\x19\n\x0bPrincipalId\x12\n\n\x02id\x18\x01 \x01(\t\"\x16\n\x08TenantId\x12\n\n\x02id\x18\x01 \x01(\t\"\x1e\n\x10ScheduledWfRunId\x12\n\n\x02id\x18\x01 \x01(\tBI\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -34,30 +34,32 @@
   _globals['_USERTASKDEFID']._serialized_end=261
   _globals['_WORKFLOWEVENTDEFID']._serialized_start=263
   _globals['_WORKFLOWEVENTDEFID']._serialized_end=297
-  _globals['_TASKWORKERGROUPID']._serialized_start=299
-  _globals['_TASKWORKERGROUPID']._serialized_end=363
-  _globals['_VARIABLEID']._serialized_start=365
-  _globals['_VARIABLEID']._serialized_end=459
-  _globals['_EXTERNALEVENTID']._serialized_start=462
-  _globals['_EXTERNALEVENTID']._serialized_end=598
-  _globals['_WFRUNID']._serialized_start=600
-  _globals['_WFRUNID']._serialized_end=695
-  _globals['_NODERUNID']._serialized_start=697
-  _globals['_NODERUNID']._serialized_end=794
-  _globals['_WORKFLOWEVENTID']._serialized_start=797
-  _globals['_WORKFLOWEVENTID']._serialized_end=935
-  _globals['_TASKRUNID']._serialized_start=937
-  _globals['_TASKRUNID']._serialized_end=1008
-  _globals['_USERTASKRUNID']._serialized_start=1010
-  _globals['_USERTASKRUNID']._serialized_end=1090
-  _globals['_TASKDEFMETRICSID']._serialized_start=1093
-  _globals['_TASKDEFMETRICSID']._serialized_end=1261
-  _globals['_WFSPECMETRICSID']._serialized_start=1264
-  _globals['_WFSPECMETRICSID']._serialized_end=1429
-  _globals['_PRINCIPALID']._serialized_start=1431
-  _globals['_PRINCIPALID']._serialized_end=1456
-  _globals['_TENANTID']._serialized_start=1458
-  _globals['_TENANTID']._serialized_end=1480
-  _globals['_SCHEDULEDWFRUNID']._serialized_start=1482
-  _globals['_SCHEDULEDWFRUNID']._serialized_end=1512
+  _globals['_SCHEMAID']._serialized_start=299
+  _globals['_SCHEMAID']._serialized_end=340
+  _globals['_TASKWORKERGROUPID']._serialized_start=342
+  _globals['_TASKWORKERGROUPID']._serialized_end=406
+  _globals['_VARIABLEID']._serialized_start=408
+  _globals['_VARIABLEID']._serialized_end=502
+  _globals['_EXTERNALEVENTID']._serialized_start=505
+  _globals['_EXTERNALEVENTID']._serialized_end=641
+  _globals['_WFRUNID']._serialized_start=643
+  _globals['_WFRUNID']._serialized_end=738
+  _globals['_NODERUNID']._serialized_start=740
+  _globals['_NODERUNID']._serialized_end=837
+  _globals['_WORKFLOWEVENTID']._serialized_start=840
+  _globals['_WORKFLOWEVENTID']._serialized_end=978
+  _globals['_TASKRUNID']._serialized_start=980
+  _globals['_TASKRUNID']._serialized_end=1051
+  _globals['_USERTASKRUNID']._serialized_start=1053
+  _globals['_USERTASKRUNID']._serialized_end=1133
+  _globals['_TASKDEFMETRICSID']._serialized_start=1136
+  _globals['_TASKDEFMETRICSID']._serialized_end=1304
+  _globals['_WFSPECMETRICSID']._serialized_start=1307
+  _globals['_WFSPECMETRICSID']._serialized_end=1472
+  _globals['_PRINCIPALID']._serialized_start=1474
+  _globals['_PRINCIPALID']._serialized_end=1499
+  _globals['_TENANTID']._serialized_start=1501
+  _globals['_TENANTID']._serialized_end=1523
+  _globals['_SCHEDULEDWFRUNID']._serialized_start=1525
+  _globals['_SCHEDULEDWFRUNID']._serialized_end=1555
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/object_id_pb2.pyi b/sdk-python/littlehorse/model/object_id_pb2.pyi
index 24b4f3775..1c32ffa4a 100644
--- a/sdk-python/littlehorse/model/object_id_pb2.pyi
+++ b/sdk-python/littlehorse/model/object_id_pb2.pyi
@@ -42,6 +42,14 @@ class WorkflowEventDefId(_message.Message):
     name: str
     def __init__(self, name: _Optional[str] = ...) -> None: ...
 
+class SchemaId(_message.Message):
+    __slots__ = ["name", "version"]
+    NAME_FIELD_NUMBER: _ClassVar[int]
+    VERSION_FIELD_NUMBER: _ClassVar[int]
+    name: str
+    version: int
+    def __init__(self, name: _Optional[str] = ..., version: _Optional[int] = ...) -> None: ...
+
 class TaskWorkerGroupId(_message.Message):
     __slots__ = ["task_def_id"]
     TASK_DEF_ID_FIELD_NUMBER: _ClassVar[int]
diff --git a/sdk-python/littlehorse/model/service_pb2.py b/sdk-python/littlehorse/model/service_pb2.py
index 6008a76a2..14921e795 100644
--- a/sdk-python/littlehorse/model/service_pb2.py
+++ b/sdk-python/littlehorse/model/service_pb2.py
@@ -29,7 +29,7 @@
 import littlehorse.model.scheduled_wf_run_pb2 as scheduled__wf__run__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\rservice.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x1bgoogle/protobuf/empty.proto\x1a\x13\x63ommon_wfspec.proto\x1a\x12\x63ommon_enums.proto\x1a\x0fobject_id.proto\x1a\x0evariable.proto\x1a\x14\x65xternal_event.proto\x1a\x0cwf_run.proto\x1a\x0enode_run.proto\x1a\x0etask_run.proto\x1a\x10user_tasks.proto\x1a\rwf_spec.proto\x1a\x0etask_def.proto\x1a\nacls.proto\x1a\x14workflow_event.proto\x1a\x16scheduled_wf_run.proto\"+\n\x1bGetLatestUserTaskDefRequest\x12\x0c\n\x04name\x18\x01 \x01(\t\"\xd3\x03\n\x10PutWfSpecRequest\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x44\n\x0cthread_specs\x18\x05 \x03(\x0b\x32..littlehorse.PutWfSpecRequest.ThreadSpecsEntry\x12\x1e\n\x16\x65ntrypoint_thread_name\x18\x06 \x01(\t\x12\x43\n\x10retention_policy\x18\x08 \x01(\x0b\x32$.littlehorse.WorkflowRetentionPolicyH\x00\x88\x01\x01\x12\x46\n\x0eparent_wf_spec\x18\t \x01(\x0b\x32).littlehorse.WfSpec.ParentWfSpecReferenceH\x01\x88\x01\x01\x12\x37\n\x0f\x61llowed_updates\x18\n \x01(\x0e\x32\x1e.littlehorse.AllowedUpdateType\x1aK\n\x10ThreadSpecsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12&\n\x05value\x18\x02 \x01(\x0b\x32\x17.littlehorse.ThreadSpec:\x02\x38\x01\x42\x13\n\x11_retention_policyB\x11\n\x0f_parent_wf_specJ\x04\x08\x02\x10\x03J\x04\x08\x03\x10\x04J\x04\x08\x04\x10\x05\"\x9f\x01\n\x11PutTaskDefRequest\x12\x0c\n\x04name\x18\x01 \x01(\t\x12,\n\ninput_vars\x18\x02 \x03(\x0b\x32\x18.littlehorse.VariableDef\x12<\n\routput_schema\x18\x03 \x01(\x0b\x32 .littlehorse.TaskDefOutputSchemaH\x00\x88\x01\x01\x42\x10\n\x0e_output_schema\"S\n\x1aPutWorkflowEventDefRequest\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\'\n\x04type\x18\x02 \x01(\x0e\x32\x19.littlehorse.VariableType\"{\n\x15PutUserTaskDefRequest\x12\x0c\n\x04name\x18\x01 \x01(\t\x12*\n\x06\x66ields\x18\x02 \x03(\x0b\x32\x1a.littlehorse.UserTaskField\x12\x18\n\x0b\x64\x65scription\x18\x03 \x01(\tH\x00\x88\x01\x01\x42\x0e\n\x0c_description\"o\n\x1aPutExternalEventDefRequest\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x43\n\x10retention_policy\x18\x02 \x01(\x0b\x32).littlehorse.ExternalEventRetentionPolicy\"\xc3\x02\n\x17PutExternalEventRequest\x12\'\n\twf_run_id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\x12>\n\x15\x65xternal_event_def_id\x18\x02 \x01(\x0b\x32\x1f.littlehorse.ExternalEventDefId\x12\x11\n\x04guid\x18\x03 \x01(\tH\x00\x88\x01\x01\x12+\n\x07\x63ontent\x18\x05 \x01(\x0b\x32\x1a.littlehorse.VariableValue\x12\x1e\n\x11thread_run_number\x18\x06 \x01(\x05H\x01\x88\x01\x01\x12\x1e\n\x11node_run_position\x18\x07 \x01(\x05H\x02\x88\x01\x01\x42\x07\n\x05_guidB\x14\n\x12_thread_run_numberB\x14\n\x12_node_run_positionJ\x04\x08\x04\x10\x05J\x04\x08\x08\x10\t\"F\n\x1a\x44\x65leteExternalEventRequest\x12(\n\x02id\x18\x01 \x01(\x0b\x32\x1c.littlehorse.ExternalEventId\"H\n\x1b\x44\x65leteScheduledWfRunRequest\x12)\n\x02id\x18\x01 \x01(\x0b\x32\x1d.littlehorse.ScheduledWfRunId\"6\n\x12\x44\x65leteWfRunRequest\x12 \n\x02id\x18\x01 \x01(\x0b\x32\x14.littlehorse.WfRunId\":\n\x14\x44\x65leteTaskDefRequest\x12\"\n\x02id\x18\x01 \x01(\x0b\x32\x16.littlehorse.TaskDefId\"B\n\x18\x44\x65leteUserTaskDefRequest\x12&\n\x02id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskDefId\"8\n\x13\x44\x65leteWfSpecRequest\x12!\n\x02id\x18\x01 \x01(\x0b\x32\x15.littlehorse.WfSpecId\"L\n\x1d\x44\x65leteExternalEventDefRequest\x12+\n\x02id\x18\x01 \x01(\x0b\x32\x1f.littlehorse.ExternalEventDefId\"\xe3\x02\n\x0cRunWfRequest\x12\x14\n\x0cwf_spec_name\x18\x01 \x01(\t\x12\x1a\n\rmajor_version\x18\x02 \x01(\x05H\x00\x88\x01\x01\x12\x15\n\x08revision\x18\x03 \x01(\x05H\x01\x88\x01\x01\x12;\n\tvariables\x18\x04 \x03(\x0b\x32(.littlehorse.RunWfRequest.VariablesEntry\x12\x0f\n\x02id\x18\x05 \x01(\tH\x02\x88\x01\x01\x12\x33\n\x10parent_wf_run_id\x18\x06 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 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -46,8 +46,8 @@
   _SCHEDULEWFREQUEST_VARIABLESENTRY._serialized_options = b'8\001'
   _TASKWORKERGROUP_TASKWORKERSENTRY._options = None
   _TASKWORKERGROUP_TASKWORKERSENTRY._serialized_options = b'8\001'
-  _globals['_ALLOWEDUPDATETYPE']._serialized_start=12588
-  _globals['_ALLOWEDUPDATETYPE']._serialized_end=12668
+  _globals['_ALLOWEDUPDATETYPE']._serialized_start=12651
+  _globals['_ALLOWEDUPDATETYPE']._serialized_end=12731
   _globals['_GETLATESTUSERTASKDEFREQUEST']._serialized_start=341
   _globals['_GETLATESTUSERTASKDEFREQUEST']._serialized_end=384
   _globals['_PUTWFSPECREQUEST']._serialized_start=387
@@ -56,164 +56,164 @@
   _globals['_PUTWFSPECREQUEST_THREADSPECSENTRY']._serialized_end=796
   _globals['_PUTTASKDEFREQUEST']._serialized_start=857
   _globals['_PUTTASKDEFREQUEST']._serialized_end=1016
-  _globals['_PUTWORKFLOWEVENTDEFREQUEST']._serialized_start=1018
-  _globals['_PUTWORKFLOWEVENTDEFREQUEST']._serialized_end=1101
-  _globals['_PUTUSERTASKDEFREQUEST']._serialized_start=1103
-  _globals['_PUTUSERTASKDEFREQUEST']._serialized_end=1226
-  _globals['_PUTEXTERNALEVENTDEFREQUEST']._serialized_start=1228
-  _globals['_PUTEXTERNALEVENTDEFREQUEST']._serialized_end=1339
-  _globals['_PUTEXTERNALEVENTREQUEST']._serialized_start=1342
-  _globals['_PUTEXTERNALEVENTREQUEST']._serialized_end=1665
-  _globals['_DELETEEXTERNALEVENTREQUEST']._serialized_start=1667
-  _globals['_DELETEEXTERNALEVENTREQUEST']._serialized_end=1737
-  _globals['_DELETESCHEDULEDWFRUNREQUEST']._serialized_start=1739
-  _globals['_DELETESCHEDULEDWFRUNREQUEST']._serialized_end=1811
-  _globals['_DELETEWFRUNREQUEST']._serialized_start=1813
-  _globals['_DELETEWFRUNREQUEST']._serialized_end=1867
-  _globals['_DELETETASKDEFREQUEST']._serialized_start=1869
-  _globals['_DELETETASKDEFREQUEST']._serialized_end=1927
-  _globals['_DELETEUSERTASKDEFREQUEST']._serialized_start=1929
-  _globals['_DELETEUSERTASKDEFREQUEST']._serialized_end=1995
-  _globals['_DELETEWFSPECREQUEST']._serialized_start=1997
-  _globals['_DELETEWFSPECREQUEST']._serialized_end=2053
-  _globals['_DELETEEXTERNALEVENTDEFREQUEST']._serialized_start=2055
-  _globals['_DELETEEXTERNALEVENTDEFREQUEST']._serialized_end=2131
-  _globals['_RUNWFREQUEST']._serialized_start=2134
-  _globals['_RUNWFREQUEST']._serialized_end=2489
-  _globals['_RUNWFREQUEST_VARIABLESENTRY']._serialized_start=2354
-  _globals['_RUNWFREQUEST_VARIABLESENTRY']._serialized_end=2430
-  _globals['_SCHEDULEWFREQUEST']._serialized_start=2492
-  _globals['_SCHEDULEWFREQUEST']._serialized_end=2882
-  _globals['_SCHEDULEWFREQUEST_VARIABLESENTRY']._serialized_start=2354
-  _globals['_SCHEDULEWFREQUEST_VARIABLESENTRY']._serialized_end=2430
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-  _globals['_AWAITWORKFLOWEVENTREQUEST']._serialized_start=2963
-  _globals['_AWAITWORKFLOWEVENTREQUEST']._serialized_end=3152
-  _globals['_SEARCHWFRUNREQUEST']._serialized_start=3155
-  _globals['_SEARCHWFRUNREQUEST']._serialized_end=3634
-  _globals['_WFRUNIDLIST']._serialized_start=3636
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-  _globals['_SEARCHTASKRUNREQUEST']._serialized_start=3727
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-  _globals['_SEARCHNODERUNREQUEST']._serialized_start=4140
-  _globals['_SEARCHNODERUNREQUEST']._serialized_end=4637
-  _globals['_SEARCHNODERUNREQUEST_NODETYPE']._serialized_start=4422
-  _globals['_SEARCHNODERUNREQUEST_NODETYPE']._serialized_end=4578
-  _globals['_NODERUNIDLIST']._serialized_start=4639
-  _globals['_NODERUNIDLIST']._serialized_end=4731
-  _globals['_SEARCHUSERTASKRUNREQUEST']._serialized_start=4734
-  _globals['_SEARCHUSERTASKRUNREQUEST']._serialized_end=5168
-  _globals['_USERTASKRUNIDLIST']._serialized_start=5170
-  _globals['_USERTASKRUNIDLIST']._serialized_end=5270
-  _globals['_SEARCHVARIABLEREQUEST']._serialized_start=5273
-  _globals['_SEARCHVARIABLEREQUEST']._serialized_end=5559
-  _globals['_VARIABLEIDLIST']._serialized_start=5561
-  _globals['_VARIABLEIDLIST']._serialized_end=5655
-  _globals['_SEARCHTASKDEFREQUEST']._serialized_start=5657
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-  _globals['_SEARCHEXTERNALEVENTDEFREQUEST']._serialized_start=6392
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-  _globals['_EXTERNALEVENTDEFIDLIST']._serialized_start=6523
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-  _globals['_SEARCHPRINCIPALREQUEST']._serialized_start=6817
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-  _globals['_EXTERNALEVENTLIST']._serialized_start=8137
-  _globals['_EXTERNALEVENTLIST']._serialized_end=8201
-  _globals['_REGISTERTASKWORKERREQUEST']._serialized_start=8203
-  _globals['_REGISTERTASKWORKERREQUEST']._serialized_end=8299
-  _globals['_TASKWORKERHEARTBEATREQUEST']._serialized_start=8301
-  _globals['_TASKWORKERHEARTBEATREQUEST']._serialized_end=8416
-  _globals['_REGISTERTASKWORKERRESPONSE']._serialized_start=8419
-  _globals['_REGISTERTASKWORKERRESPONSE']._serialized_end=8548
-  _globals['_LHHOSTINFO']._serialized_start=8550
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-  _globals['_POLLTASKREQUEST']._serialized_start=8593
-  _globals['_POLLTASKREQUEST']._serialized_end=8732
-  _globals['_SCHEDULEDTASK']._serialized_start=8735
-  _globals['_SCHEDULEDTASK']._serialized_end=9003
-  _globals['_POLLTASKRESPONSE']._serialized_start=9005
-  _globals['_POLLTASKRESPONSE']._serialized_end=9083
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-  _globals['_STOPWFRUNREQUEST']._serialized_start=9473
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-  _globals['_RESUMEWFRUNREQUEST']._serialized_start=9561
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-  _globals['_RESCUETHREADRUNREQUEST']._serialized_start=9651
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-  _globals['_TASKWORKERGROUP_TASKWORKERSENTRY']._serialized_start=12016
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-  _globals['_SERVERVERSIONRESPONSE']._serialized_end=12586
-  _globals['_LITTLEHORSE']._serialized_start=12671
-  _globals['_LITTLEHORSE']._serialized_end=18231
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+  _globals['_SEARCHPRINCIPALREQUEST']._serialized_end=7179
+  _globals['_PRINCIPALIDLIST']._serialized_start=7181
+  _globals['_PRINCIPALIDLIST']._serialized_end=7277
+  _globals['_SEARCHEXTERNALEVENTREQUEST']._serialized_start=7280
+  _globals['_SEARCHEXTERNALEVENTREQUEST']._serialized_end=7626
+  _globals['_EXTERNALEVENTIDLIST']._serialized_start=7628
+  _globals['_EXTERNALEVENTIDLIST']._serialized_end=7732
+  _globals['_LISTNODERUNSREQUEST']._serialized_start=7735
+  _globals['_LISTNODERUNSREQUEST']._serialized_end=7917
+  _globals['_NODERUNLIST']._serialized_start=7919
+  _globals['_NODERUNLIST']._serialized_end=8007
+  _globals['_LISTVARIABLESREQUEST']._serialized_start=8009
+  _globals['_LISTVARIABLESREQUEST']._serialized_end=8072
+  _globals['_VARIABLELIST']._serialized_start=8074
+  _globals['_VARIABLELIST']._serialized_end=8128
+  _globals['_LISTEXTERNALEVENTSREQUEST']._serialized_start=8130
+  _globals['_LISTEXTERNALEVENTSREQUEST']._serialized_end=8198
+  _globals['_EXTERNALEVENTLIST']._serialized_start=8200
+  _globals['_EXTERNALEVENTLIST']._serialized_end=8264
+  _globals['_REGISTERTASKWORKERREQUEST']._serialized_start=8266
+  _globals['_REGISTERTASKWORKERREQUEST']._serialized_end=8362
+  _globals['_TASKWORKERHEARTBEATREQUEST']._serialized_start=8364
+  _globals['_TASKWORKERHEARTBEATREQUEST']._serialized_end=8479
+  _globals['_REGISTERTASKWORKERRESPONSE']._serialized_start=8482
+  _globals['_REGISTERTASKWORKERRESPONSE']._serialized_end=8611
+  _globals['_LHHOSTINFO']._serialized_start=8613
+  _globals['_LHHOSTINFO']._serialized_end=8653
+  _globals['_POLLTASKREQUEST']._serialized_start=8656
+  _globals['_POLLTASKREQUEST']._serialized_end=8795
+  _globals['_SCHEDULEDTASK']._serialized_start=8798
+  _globals['_SCHEDULEDTASK']._serialized_end=9066
+  _globals['_POLLTASKRESPONSE']._serialized_start=9068
+  _globals['_POLLTASKRESPONSE']._serialized_end=9146
+  _globals['_REPORTTASKRUN']._serialized_start=9149
+  _globals['_REPORTTASKRUN']._serialized_end=9534
+  _globals['_STOPWFRUNREQUEST']._serialized_start=9536
+  _globals['_STOPWFRUNREQUEST']._serialized_end=9622
+  _globals['_RESUMEWFRUNREQUEST']._serialized_start=9624
+  _globals['_RESUMEWFRUNREQUEST']._serialized_end=9712
+  _globals['_RESCUETHREADRUNREQUEST']._serialized_start=9714
+  _globals['_RESCUETHREADRUNREQUEST']._serialized_end=9833
+  _globals['_TASKDEFMETRICSQUERYREQUEST']._serialized_start=9836
+  _globals['_TASKDEFMETRICSQUERYREQUEST']._serialized_end=10015
+  _globals['_LISTTASKMETRICSREQUEST']._serialized_start=10018
+  _globals['_LISTTASKMETRICSREQUEST']._serialized_end=10220
+  _globals['_LISTTASKMETRICSRESPONSE']._serialized_start=10222
+  _globals['_LISTTASKMETRICSRESPONSE']._serialized_end=10293
+  _globals['_WFSPECMETRICSQUERYREQUEST']._serialized_start=10296
+  _globals['_WFSPECMETRICSQUERYREQUEST']._serialized_end=10473
+  _globals['_LISTWFMETRICSREQUEST']._serialized_start=10476
+  _globals['_LISTWFMETRICSREQUEST']._serialized_end=10674
+  _globals['_LISTWFMETRICSRESPONSE']._serialized_start=10676
+  _globals['_LISTWFMETRICSRESPONSE']._serialized_end=10744
+  _globals['_TASKDEFMETRICS']._serialized_start=10747
+  _globals['_TASKDEFMETRICS']._serialized_end=11126
+  _globals['_WFSPECMETRICS']._serialized_start=11129
+  _globals['_WFSPECMETRICS']._serialized_end=11418
+  _globals['_LISTUSERTASKRUNREQUEST']._serialized_start=11420
+  _globals['_LISTUSERTASKRUNREQUEST']._serialized_end=11485
+  _globals['_USERTASKRUNLIST']._serialized_start=11487
+  _globals['_USERTASKRUNLIST']._serialized_end=11547
+  _globals['_SCHEDULEDWFRUNIDLIST']._serialized_start=11549
+  _globals['_SCHEDULEDWFRUNIDLIST']._serialized_end=11619
+  _globals['_SEARCHSCHEDULEDWFRUNREQUEST']._serialized_start=11622
+  _globals['_SEARCHSCHEDULEDWFRUNREQUEST']._serialized_end=11755
+  _globals['_TASKWORKERMETADATA']._serialized_start=11758
+  _globals['_TASKWORKERMETADATA']._serialized_end=11896
+  _globals['_TASKWORKERGROUP']._serialized_start=11899
+  _globals['_TASKWORKERGROUP']._serialized_end=12162
+  _globals['_TASKWORKERGROUP_TASKWORKERSENTRY']._serialized_start=12079
+  _globals['_TASKWORKERGROUP_TASKWORKERSENTRY']._serialized_end=12162
+  _globals['_LISTTASKRUNSREQUEST']._serialized_start=12164
+  _globals['_LISTTASKRUNSREQUEST']._serialized_end=12226
+  _globals['_TASKRUNLIST']._serialized_start=12228
+  _globals['_TASKRUNLIST']._serialized_end=12280
+  _globals['_MIGRATEWFSPECREQUEST']._serialized_start=12282
+  _globals['_MIGRATEWFSPECREQUEST']._serialized_end=12404
+  _globals['_GETLATESTWFSPECREQUEST']._serialized_start=12406
+  _globals['_GETLATESTWFSPECREQUEST']._serialized_end=12490
+  _globals['_SERVERVERSIONRESPONSE']._serialized_start=12493
+  _globals['_SERVERVERSIONRESPONSE']._serialized_end=12649
+  _globals['_LITTLEHORSE']._serialized_start=12734
+  _globals['_LITTLEHORSE']._serialized_end=18294
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/service_pb2.pyi b/sdk-python/littlehorse/model/service_pb2.pyi
index bf70cbea3..c4a9aaa1a 100644
--- a/sdk-python/littlehorse/model/service_pb2.pyi
+++ b/sdk-python/littlehorse/model/service_pb2.pyi
@@ -71,12 +71,14 @@ class PutTaskDefRequest(_message.Message):
     def __init__(self, name: _Optional[str] = ..., input_vars: _Optional[_Iterable[_Union[_common_wfspec_pb2.VariableDef, _Mapping]]] = ..., output_schema: _Optional[_Union[_task_def_pb2.TaskDefOutputSchema, _Mapping]] = ...) -> None: ...
 
 class PutWorkflowEventDefRequest(_message.Message):
-    __slots__ = ["name", "type"]
+    __slots__ = ["name", "primitive_type", "schema"]
     NAME_FIELD_NUMBER: _ClassVar[int]
-    TYPE_FIELD_NUMBER: _ClassVar[int]
+    PRIMITIVE_TYPE_FIELD_NUMBER: _ClassVar[int]
+    SCHEMA_FIELD_NUMBER: _ClassVar[int]
     name: str
-    type: _common_enums_pb2.VariableType
-    def __init__(self, name: _Optional[str] = ..., type: _Optional[_Union[_common_enums_pb2.VariableType, str]] = ...) -> None: ...
+    primitive_type: _common_enums_pb2.PrimitiveType
+    schema: _object_id_pb2.SchemaId
+    def __init__(self, name: _Optional[str] = ..., primitive_type: _Optional[_Union[_common_enums_pb2.PrimitiveType, str]] = ..., schema: _Optional[_Union[_object_id_pb2.SchemaId, _Mapping]] = ...) -> None: ...
 
 class PutUserTaskDefRequest(_message.Message):
     __slots__ = ["name", "fields", "description"]
diff --git a/sdk-python/littlehorse/model/user_tasks_pb2.py b/sdk-python/littlehorse/model/user_tasks_pb2.py
index f09238c8b..a9d7f0b5b 100644
--- a/sdk-python/littlehorse/model/user_tasks_pb2.py
+++ b/sdk-python/littlehorse/model/user_tasks_pb2.py
@@ -17,7 +17,7 @@
 import littlehorse.model.variable_pb2 as variable__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x10user_tasks.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x12\x63ommon_enums.proto\x1a\x0fobject_id.proto\x1a\x0evariable.proto\"\xb2\x01\n\x0bUserTaskDef\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x0f\n\x07version\x18\x02 \x01(\x05\x12\x18\n\x0b\x64\x65scription\x18\x03 \x01(\tH\x00\x88\x01\x01\x12*\n\x06\x66ields\x18\x04 \x03(\x0b\x32\x1a.littlehorse.UserTaskField\x12.\n\ncreated_at\x18\x05 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x0e\n\x0c_description\"\x98\x01\n\rUserTaskField\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\'\n\x04type\x18\x02 \x01(\x0e\x32\x19.littlehorse.VariableType\x12\x18\n\x0b\x64\x65scription\x18\x03 \x01(\tH\x00\x88\x01\x01\x12\x14\n\x0c\x64isplay_name\x18\x04 \x01(\t\x12\x10\n\x08required\x18\x05 \x01(\x08\x42\x0e\n\x0c_description\"\xa3\x04\n\x0bUserTaskRun\x12&\n\x02id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\x12\x34\n\x10user_task_def_id\x18\x02 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\x01(\x08\x12\x17\n\nuser_group\x18\x03 \x01(\tH\x00\x88\x01\x01\x12\x14\n\x07user_id\x18\x04 \x01(\tH\x01\x88\x01\x01\x42\r\n\x0b_user_groupB\n\n\x08_user_id\"\xf6\x01\n\x1a\x43ompleteUserTaskRunRequest\x12\x34\n\x10user_task_run_id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\x12\x45\n\x07results\x18\x02 \x03(\x0b\x32\x34.littlehorse.CompleteUserTaskRunRequest.ResultsEntry\x12\x0f\n\x07user_id\x18\x03 \x01(\t\x1aJ\n\x0cResultsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue:\x02\x38\x01\"\xae\x03\n\x1eSaveUserTaskRunProgressRequest\x12\x34\n\x10user_task_run_id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\x12I\n\x07results\x18\x02 \x03(\x0b\x32\x38.littlehorse.SaveUserTaskRunProgressRequest.ResultsEntry\x12\x0f\n\x07user_id\x18\x03 \x01(\t\x12[\n\x06policy\x18\x04 \x01(\x0e\x32K.littlehorse.SaveUserTaskRunProgressRequest.SaveUserTaskRunAssignmentPolicy\x1aJ\n\x0cResultsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue:\x02\x38\x01\"Q\n\x1fSaveUserTaskRunAssignmentPolicy\x12\x1c\n\x18\x46\x41IL_IF_CLAIMED_BY_OTHER\x10\x00\x12\x10\n\x0cIGNORE_CLAIM\x10\x01\"P\n\x18\x43\x61ncelUserTaskRunRequest\x12\x34\n\x10user_task_run_id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\"\xb1\x01\n\x18UserTaskTriggerReference\x12+\n\x0bnode_run_id\x18\x01 \x01(\x0b\x32\x16.littlehorse.NodeRunId\x12\x1e\n\x16user_task_event_number\x18\x02 \x01(\x05\x12\x14\n\x07user_id\x18\x03 \x01(\tH\x00\x88\x01\x01\x12\x17\n\nuser_group\x18\x04 \x01(\tH\x01\x88\x01\x01\x42\n\n\x08_user_idB\r\n\x0b_user_group\"\x86\x06\n\rUserTaskEvent\x12(\n\x04time\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x43\n\rtask_executed\x18\x02 \x01(\x0b\x32*.littlehorse.UserTaskEvent.UTETaskExecutedH\x00\x12:\n\x08\x61ssigned\x18\x03 \x01(\x0b\x32&.littlehorse.UserTaskEvent.UTEAssignedH\x00\x12<\n\tcancelled\x18\x04 \x01(\x0b\x32\'.littlehorse.UserTaskEvent.UTECancelledH\x00\x12\x34\n\x05saved\x18\x05 \x01(\x0b\x32#.littlehorse.UserTaskEvent.UTESavedH\x00\x1a\x1f\n\x0cUTECancelled\x12\x0f\n\x07message\x18\x01 \x01(\t\x1a;\n\x0fUTETaskExecuted\x12(\n\x08task_run\x18\x01 \x01(\x0b\x32\x16.littlehorse.TaskRunId\x1a\xaa\x01\n\x08UTESaved\x12\x0f\n\x07user_id\x18\x01 \x01(\t\x12\x41\n\x07results\x18\x02 \x03(\x0b\x32\x30.littlehorse.UserTaskEvent.UTESaved.ResultsEntry\x1aJ\n\x0cResultsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue:\x02\x38\x01\x1a\xc1\x01\n\x0bUTEAssigned\x12\x18\n\x0bold_user_id\x18\x01 \x01(\tH\x00\x88\x01\x01\x12\x1b\n\x0eold_user_group\x18\x02 \x01(\tH\x01\x88\x01\x01\x12\x18\n\x0bnew_user_id\x18\x03 \x01(\tH\x02\x88\x01\x01\x12\x1b\n\x0enew_user_group\x18\x04 \x01(\tH\x03\x88\x01\x01\x42\x0e\n\x0c_old_user_idB\x11\n\x0f_old_user_groupB\x0e\n\x0c_new_user_idB\x11\n\x0f_new_user_groupB\x07\n\x05\x65vent*J\n\x11UserTaskRunStatus\x12\x0e\n\nUNASSIGNED\x10\x00\x12\x0c\n\x08\x41SSIGNED\x10\x01\x12\x08\n\x04\x44ONE\x10\x03\x12\r\n\tCANCELLED\x10\x04\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x10user_tasks.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x12\x63ommon_enums.proto\x1a\x0fobject_id.proto\x1a\x0evariable.proto\"\xb2\x01\n\x0bUserTaskDef\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x0f\n\x07version\x18\x02 \x01(\x05\x12\x18\n\x0b\x64\x65scription\x18\x03 \x01(\tH\x00\x88\x01\x01\x12*\n\x06\x66ields\x18\x04 \x03(\x0b\x32\x1a.littlehorse.UserTaskField\x12.\n\ncreated_at\x18\x05 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x0e\n\x0c_description\"\x99\x01\n\rUserTaskField\x12\x0c\n\x04name\x18\x01 \x01(\t\x12(\n\x04type\x18\x02 \x01(\x0e\x32\x1a.littlehorse.PrimitiveType\x12\x18\n\x0b\x64\x65scription\x18\x03 \x01(\tH\x00\x88\x01\x01\x12\x14\n\x0c\x64isplay_name\x18\x04 \x01(\t\x12\x10\n\x08required\x18\x05 \x01(\x08\x42\x0e\n\x0c_description\"\xa3\x04\n\x0bUserTaskRun\x12&\n\x02id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\x12\x34\n\x10user_task_def_id\x18\x02 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\x01(\x08\x12\x17\n\nuser_group\x18\x03 \x01(\tH\x00\x88\x01\x01\x12\x14\n\x07user_id\x18\x04 \x01(\tH\x01\x88\x01\x01\x42\r\n\x0b_user_groupB\n\n\x08_user_id\"\xf6\x01\n\x1a\x43ompleteUserTaskRunRequest\x12\x34\n\x10user_task_run_id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\x12\x45\n\x07results\x18\x02 \x03(\x0b\x32\x34.littlehorse.CompleteUserTaskRunRequest.ResultsEntry\x12\x0f\n\x07user_id\x18\x03 \x01(\t\x1aJ\n\x0cResultsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue:\x02\x38\x01\"\xae\x03\n\x1eSaveUserTaskRunProgressRequest\x12\x34\n\x10user_task_run_id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\x12I\n\x07results\x18\x02 \x03(\x0b\x32\x38.littlehorse.SaveUserTaskRunProgressRequest.ResultsEntry\x12\x0f\n\x07user_id\x18\x03 \x01(\t\x12[\n\x06policy\x18\x04 \x01(\x0e\x32K.littlehorse.SaveUserTaskRunProgressRequest.SaveUserTaskRunAssignmentPolicy\x1aJ\n\x0cResultsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue:\x02\x38\x01\"Q\n\x1fSaveUserTaskRunAssignmentPolicy\x12\x1c\n\x18\x46\x41IL_IF_CLAIMED_BY_OTHER\x10\x00\x12\x10\n\x0cIGNORE_CLAIM\x10\x01\"P\n\x18\x43\x61ncelUserTaskRunRequest\x12\x34\n\x10user_task_run_id\x18\x01 \x01(\x0b\x32\x1a.littlehorse.UserTaskRunId\"\xb1\x01\n\x18UserTaskTriggerReference\x12+\n\x0bnode_run_id\x18\x01 \x01(\x0b\x32\x16.littlehorse.NodeRunId\x12\x1e\n\x16user_task_event_number\x18\x02 \x01(\x05\x12\x14\n\x07user_id\x18\x03 \x01(\tH\x00\x88\x01\x01\x12\x17\n\nuser_group\x18\x04 \x01(\tH\x01\x88\x01\x01\x42\n\n\x08_user_idB\r\n\x0b_user_group\"\x86\x06\n\rUserTaskEvent\x12(\n\x04time\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x43\n\rtask_executed\x18\x02 \x01(\x0b\x32*.littlehorse.UserTaskEvent.UTETaskExecutedH\x00\x12:\n\x08\x61ssigned\x18\x03 \x01(\x0b\x32&.littlehorse.UserTaskEvent.UTEAssignedH\x00\x12<\n\tcancelled\x18\x04 \x01(\x0b\x32\'.littlehorse.UserTaskEvent.UTECancelledH\x00\x12\x34\n\x05saved\x18\x05 \x01(\x0b\x32#.littlehorse.UserTaskEvent.UTESavedH\x00\x1a\x1f\n\x0cUTECancelled\x12\x0f\n\x07message\x18\x01 \x01(\t\x1a;\n\x0fUTETaskExecuted\x12(\n\x08task_run\x18\x01 \x01(\x0b\x32\x16.littlehorse.TaskRunId\x1a\xaa\x01\n\x08UTESaved\x12\x0f\n\x07user_id\x18\x01 \x01(\t\x12\x41\n\x07results\x18\x02 \x03(\x0b\x32\x30.littlehorse.UserTaskEvent.UTESaved.ResultsEntry\x1aJ\n\x0cResultsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue:\x02\x38\x01\x1a\xc1\x01\n\x0bUTEAssigned\x12\x18\n\x0bold_user_id\x18\x01 \x01(\tH\x00\x88\x01\x01\x12\x1b\n\x0eold_user_group\x18\x02 \x01(\tH\x01\x88\x01\x01\x12\x18\n\x0bnew_user_id\x18\x03 \x01(\tH\x02\x88\x01\x01\x12\x1b\n\x0enew_user_group\x18\x04 \x01(\tH\x03\x88\x01\x01\x42\x0e\n\x0c_old_user_idB\x11\n\x0f_old_user_groupB\x0e\n\x0c_new_user_idB\x11\n\x0f_new_user_groupB\x07\n\x05\x65vent*J\n\x11UserTaskRunStatus\x12\x0e\n\nUNASSIGNED\x10\x00\x12\x0c\n\x08\x41SSIGNED\x10\x01\x12\x08\n\x04\x44ONE\x10\x03\x12\r\n\tCANCELLED\x10\x04\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -34,42 +34,42 @@
   _SAVEUSERTASKRUNPROGRESSREQUEST_RESULTSENTRY._serialized_options = b'8\001'
   _USERTASKEVENT_UTESAVED_RESULTSENTRY._options = None
   _USERTASKEVENT_UTESAVED_RESULTSENTRY._serialized_options = b'8\001'
-  _globals['_USERTASKRUNSTATUS']._serialized_start=2907
-  _globals['_USERTASKRUNSTATUS']._serialized_end=2981
+  _globals['_USERTASKRUNSTATUS']._serialized_start=2908
+  _globals['_USERTASKRUNSTATUS']._serialized_end=2982
   _globals['_USERTASKDEF']._serialized_start=120
   _globals['_USERTASKDEF']._serialized_end=298
   _globals['_USERTASKFIELD']._serialized_start=301
-  _globals['_USERTASKFIELD']._serialized_end=453
-  _globals['_USERTASKRUN']._serialized_start=456
-  _globals['_USERTASKRUN']._serialized_end=1003
-  _globals['_USERTASKRUN_RESULTSENTRY']._serialized_start=892
-  _globals['_USERTASKRUN_RESULTSENTRY']._serialized_end=966
-  _globals['_ASSIGNUSERTASKRUNREQUEST']._serialized_start=1006
-  _globals['_ASSIGNUSERTASKRUNREQUEST']._serialized_end=1184
-  _globals['_COMPLETEUSERTASKRUNREQUEST']._serialized_start=1187
-  _globals['_COMPLETEUSERTASKRUNREQUEST']._serialized_end=1433
-  _globals['_COMPLETEUSERTASKRUNREQUEST_RESULTSENTRY']._serialized_start=892
-  _globals['_COMPLETEUSERTASKRUNREQUEST_RESULTSENTRY']._serialized_end=966
-  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST']._serialized_start=1436
-  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST']._serialized_end=1866
-  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_RESULTSENTRY']._serialized_start=892
-  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_RESULTSENTRY']._serialized_end=966
-  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_SAVEUSERTASKRUNASSIGNMENTPOLICY']._serialized_start=1785
-  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_SAVEUSERTASKRUNASSIGNMENTPOLICY']._serialized_end=1866
-  _globals['_CANCELUSERTASKRUNREQUEST']._serialized_start=1868
-  _globals['_CANCELUSERTASKRUNREQUEST']._serialized_end=1948
-  _globals['_USERTASKTRIGGERREFERENCE']._serialized_start=1951
-  _globals['_USERTASKTRIGGERREFERENCE']._serialized_end=2128
-  _globals['_USERTASKEVENT']._serialized_start=2131
-  _globals['_USERTASKEVENT']._serialized_end=2905
-  _globals['_USERTASKEVENT_UTECANCELLED']._serialized_start=2435
-  _globals['_USERTASKEVENT_UTECANCELLED']._serialized_end=2466
-  _globals['_USERTASKEVENT_UTETASKEXECUTED']._serialized_start=2468
-  _globals['_USERTASKEVENT_UTETASKEXECUTED']._serialized_end=2527
-  _globals['_USERTASKEVENT_UTESAVED']._serialized_start=2530
-  _globals['_USERTASKEVENT_UTESAVED']._serialized_end=2700
-  _globals['_USERTASKEVENT_UTESAVED_RESULTSENTRY']._serialized_start=892
-  _globals['_USERTASKEVENT_UTESAVED_RESULTSENTRY']._serialized_end=966
-  _globals['_USERTASKEVENT_UTEASSIGNED']._serialized_start=2703
-  _globals['_USERTASKEVENT_UTEASSIGNED']._serialized_end=2896
+  _globals['_USERTASKFIELD']._serialized_end=454
+  _globals['_USERTASKRUN']._serialized_start=457
+  _globals['_USERTASKRUN']._serialized_end=1004
+  _globals['_USERTASKRUN_RESULTSENTRY']._serialized_start=893
+  _globals['_USERTASKRUN_RESULTSENTRY']._serialized_end=967
+  _globals['_ASSIGNUSERTASKRUNREQUEST']._serialized_start=1007
+  _globals['_ASSIGNUSERTASKRUNREQUEST']._serialized_end=1185
+  _globals['_COMPLETEUSERTASKRUNREQUEST']._serialized_start=1188
+  _globals['_COMPLETEUSERTASKRUNREQUEST']._serialized_end=1434
+  _globals['_COMPLETEUSERTASKRUNREQUEST_RESULTSENTRY']._serialized_start=893
+  _globals['_COMPLETEUSERTASKRUNREQUEST_RESULTSENTRY']._serialized_end=967
+  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST']._serialized_start=1437
+  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST']._serialized_end=1867
+  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_RESULTSENTRY']._serialized_start=893
+  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_RESULTSENTRY']._serialized_end=967
+  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_SAVEUSERTASKRUNASSIGNMENTPOLICY']._serialized_start=1786
+  _globals['_SAVEUSERTASKRUNPROGRESSREQUEST_SAVEUSERTASKRUNASSIGNMENTPOLICY']._serialized_end=1867
+  _globals['_CANCELUSERTASKRUNREQUEST']._serialized_start=1869
+  _globals['_CANCELUSERTASKRUNREQUEST']._serialized_end=1949
+  _globals['_USERTASKTRIGGERREFERENCE']._serialized_start=1952
+  _globals['_USERTASKTRIGGERREFERENCE']._serialized_end=2129
+  _globals['_USERTASKEVENT']._serialized_start=2132
+  _globals['_USERTASKEVENT']._serialized_end=2906
+  _globals['_USERTASKEVENT_UTECANCELLED']._serialized_start=2436
+  _globals['_USERTASKEVENT_UTECANCELLED']._serialized_end=2467
+  _globals['_USERTASKEVENT_UTETASKEXECUTED']._serialized_start=2469
+  _globals['_USERTASKEVENT_UTETASKEXECUTED']._serialized_end=2528
+  _globals['_USERTASKEVENT_UTESAVED']._serialized_start=2531
+  _globals['_USERTASKEVENT_UTESAVED']._serialized_end=2701
+  _globals['_USERTASKEVENT_UTESAVED_RESULTSENTRY']._serialized_start=893
+  _globals['_USERTASKEVENT_UTESAVED_RESULTSENTRY']._serialized_end=967
+  _globals['_USERTASKEVENT_UTEASSIGNED']._serialized_start=2704
+  _globals['_USERTASKEVENT_UTEASSIGNED']._serialized_end=2897
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/user_tasks_pb2.pyi b/sdk-python/littlehorse/model/user_tasks_pb2.pyi
index 7d9cff440..89c3decef 100644
--- a/sdk-python/littlehorse/model/user_tasks_pb2.pyi
+++ b/sdk-python/littlehorse/model/user_tasks_pb2.pyi
@@ -43,11 +43,11 @@ class UserTaskField(_message.Message):
     DISPLAY_NAME_FIELD_NUMBER: _ClassVar[int]
     REQUIRED_FIELD_NUMBER: _ClassVar[int]
     name: str
-    type: _common_enums_pb2.VariableType
+    type: _common_enums_pb2.PrimitiveType
     description: str
     display_name: str
     required: bool
-    def __init__(self, name: _Optional[str] = ..., type: _Optional[_Union[_common_enums_pb2.VariableType, str]] = ..., description: _Optional[str] = ..., display_name: _Optional[str] = ..., required: bool = ...) -> None: ...
+    def __init__(self, name: _Optional[str] = ..., type: _Optional[_Union[_common_enums_pb2.PrimitiveType, str]] = ..., description: _Optional[str] = ..., display_name: _Optional[str] = ..., required: bool = ...) -> None: ...
 
 class UserTaskRun(_message.Message):
     __slots__ = ["id", "user_task_def_id", "user_group", "user_id", "results", "status", "events", "notes", "scheduled_time", "node_run_id", "epoch"]
diff --git a/sdk-python/littlehorse/model/variable_pb2.py b/sdk-python/littlehorse/model/variable_pb2.py
index 136ba8cd5..9aa6c118c 100644
--- a/sdk-python/littlehorse/model/variable_pb2.py
+++ b/sdk-python/littlehorse/model/variable_pb2.py
@@ -13,9 +13,10 @@
 
 from google.protobuf import timestamp_pb2 as google_dot_protobuf_dot_timestamp__pb2
 import littlehorse.model.object_id_pb2 as object__id__pb2
+import littlehorse.model.common_enums_pb2 as common__enums__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0evariable.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x0fobject_id.proto\"\x97\x01\n\rVariableValue\x12\x12\n\x08json_obj\x18\x02 \x01(\tH\x00\x12\x12\n\x08json_arr\x18\x03 \x01(\tH\x00\x12\x10\n\x06\x64ouble\x18\x04 \x01(\x01H\x00\x12\x0e\n\x04\x62ool\x18\x05 \x01(\x08H\x00\x12\r\n\x03str\x18\x06 \x01(\tH\x00\x12\r\n\x03int\x18\x07 \x01(\x03H\x00\x12\x0f\n\x05\x62ytes\x18\x08 \x01(\x0cH\x00\x42\x07\n\x05valueJ\x04\x08\x01\x10\x02\"\xc5\x01\n\x08Variable\x12#\n\x02id\x18\x01 \x01(\x0b\x32\x17.littlehorse.VariableId\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue\x12.\n\ncreated_at\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12)\n\nwf_spec_id\x18\x04 \x01(\x0b\x32\x15.littlehorse.WfSpecId\x12\x0e\n\x06masked\x18\x05 \x01(\x08\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0evariable.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x0fobject_id.proto\x1a\x12\x63ommon_enums.proto\"\xbe\x01\n\rVariableValue\x12\x12\n\x08json_obj\x18\x02 \x01(\tH\x00\x12\x12\n\x08json_arr\x18\x03 \x01(\tH\x00\x12\x10\n\x06\x64ouble\x18\x04 \x01(\x01H\x00\x12\x0e\n\x04\x62ool\x18\x05 \x01(\x08H\x00\x12\r\n\x03str\x18\x06 \x01(\tH\x00\x12\r\n\x03int\x18\x07 \x01(\x03H\x00\x12\x0f\n\x05\x62ytes\x18\x08 \x01(\x0cH\x00\x12%\n\x06struct\x18\t \x01(\x0b\x32\x13.littlehorse.StructH\x00\x42\x07\n\x05valueJ\x04\x08\x01\x10\x02\"\xc5\x01\n\x08Variable\x12#\n\x02id\x18\x01 \x01(\x0b\x32\x17.littlehorse.VariableId\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue\x12.\n\ncreated_at\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12)\n\nwf_spec_id\x18\x04 \x01(\x0b\x32\x15.littlehorse.WfSpecId\x12\x0e\n\x06masked\x18\x05 \x01(\x08\"]\n\x06Struct\x12(\n\tschema_id\x18\x01 \x01(\x0b\x32\x15.littlehorse.SchemaId\x12)\n\x06struct\x18\x02 \x01(\x0b\x32\x19.littlehorse.InlineStruct\"8\n\x0cInlineStruct\x12(\n\x06\x66ields\x18\x01 \x03(\x0b\x32\x18.littlehorse.StructField\"\xe6\x01\n\x0bStructField\x12/\n\tprimitive\x18\x01 \x01(\x0b\x32\x1a.littlehorse.VariableValueH\x00\x12+\n\x06struct\x18\x02 \x01(\x0b\x32\x19.littlehorse.InlineStructH\x00\x12\x32\n\x04list\x18\x03 \x01(\x0b\x32\".littlehorse.StructField.FieldListH\x00\x1a\x35\n\tFieldList\x12(\n\x06\x66ields\x18\x01 \x03(\x0b\x32\x18.littlehorse.StructFieldB\x0e\n\x0cstruct_value\"\xcc\x01\n\x0bSchemaField\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x10\n\x08optional\x18\x02 \x01(\x08\x12/\n\tprimitive\x18\x03 \x01(\x0e\x32\x1a.littlehorse.PrimitiveTypeH\x00\x12*\n\tschema_id\x18\x04 \x01(\x0b\x32\x15.littlehorse.SchemaIdH\x00\x12\x32\n\rinline_schema\x18\x05 \x01(\x0b\x32\x19.littlehorse.InlineSchemaH\x00\x42\x0c\n\nfield_type\"\x80\x01\n\x06Schema\x12!\n\x02id\x18\x01 \x01(\x0b\x32\x15.littlehorse.SchemaId\x12\x18\n\x0b\x64\x65scription\x18\x02 \x01(\tH\x00\x88\x01\x01\x12)\n\x06schema\x18\x03 \x01(\x0b\x32\x19.littlehorse.InlineSchemaB\x0e\n\x0c_description\"8\n\x0cInlineSchema\x12(\n\x06\x66ields\x18\x01 \x03(\x0b\x32\x18.littlehorse.SchemaFieldBI\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -24,8 +25,22 @@
 
   DESCRIPTOR._options = None
   DESCRIPTOR._serialized_options = b'\n\037io.littlehorse.sdk.common.protoP\001Z\t.;lhproto\252\002\030LittleHorse.Common.Proto'
-  _globals['_VARIABLEVALUE']._serialized_start=82
-  _globals['_VARIABLEVALUE']._serialized_end=233
-  _globals['_VARIABLE']._serialized_start=236
-  _globals['_VARIABLE']._serialized_end=433
+  _globals['_VARIABLEVALUE']._serialized_start=102
+  _globals['_VARIABLEVALUE']._serialized_end=292
+  _globals['_VARIABLE']._serialized_start=295
+  _globals['_VARIABLE']._serialized_end=492
+  _globals['_STRUCT']._serialized_start=494
+  _globals['_STRUCT']._serialized_end=587
+  _globals['_INLINESTRUCT']._serialized_start=589
+  _globals['_INLINESTRUCT']._serialized_end=645
+  _globals['_STRUCTFIELD']._serialized_start=648
+  _globals['_STRUCTFIELD']._serialized_end=878
+  _globals['_STRUCTFIELD_FIELDLIST']._serialized_start=809
+  _globals['_STRUCTFIELD_FIELDLIST']._serialized_end=862
+  _globals['_SCHEMAFIELD']._serialized_start=881
+  _globals['_SCHEMAFIELD']._serialized_end=1085
+  _globals['_SCHEMA']._serialized_start=1088
+  _globals['_SCHEMA']._serialized_end=1216
+  _globals['_INLINESCHEMA']._serialized_start=1218
+  _globals['_INLINESCHEMA']._serialized_end=1274
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/variable_pb2.pyi b/sdk-python/littlehorse/model/variable_pb2.pyi
index 06e4587cf..c7ab3f48b 100644
--- a/sdk-python/littlehorse/model/variable_pb2.pyi
+++ b/sdk-python/littlehorse/model/variable_pb2.pyi
@@ -1,13 +1,15 @@
 from google.protobuf import timestamp_pb2 as _timestamp_pb2
 import littlehorse.model.object_id_pb2 as _object_id_pb2
+import littlehorse.model.common_enums_pb2 as _common_enums_pb2
+from google.protobuf.internal import containers as _containers
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import message as _message
-from typing import ClassVar as _ClassVar, Mapping as _Mapping, Optional as _Optional, Union as _Union
+from typing import ClassVar as _ClassVar, Iterable as _Iterable, Mapping as _Mapping, Optional as _Optional, Union as _Union
 
 DESCRIPTOR: _descriptor.FileDescriptor
 
 class VariableValue(_message.Message):
-    __slots__ = ["json_obj", "json_arr", "double", "bool", "str", "int", "bytes"]
+    __slots__ = ["json_obj", "json_arr", "double", "bool", "str", "int", "bytes", "struct"]
     JSON_OBJ_FIELD_NUMBER: _ClassVar[int]
     JSON_ARR_FIELD_NUMBER: _ClassVar[int]
     DOUBLE_FIELD_NUMBER: _ClassVar[int]
@@ -15,6 +17,7 @@ class VariableValue(_message.Message):
     STR_FIELD_NUMBER: _ClassVar[int]
     INT_FIELD_NUMBER: _ClassVar[int]
     BYTES_FIELD_NUMBER: _ClassVar[int]
+    STRUCT_FIELD_NUMBER: _ClassVar[int]
     json_obj: str
     json_arr: str
     double: float
@@ -22,7 +25,8 @@ class VariableValue(_message.Message):
     str: str
     int: int
     bytes: bytes
-    def __init__(self, json_obj: _Optional[str] = ..., json_arr: _Optional[str] = ..., double: _Optional[float] = ..., bool: bool = ..., str: _Optional[str] = ..., int: _Optional[int] = ..., bytes: _Optional[bytes] = ...) -> None: ...
+    struct: Struct
+    def __init__(self, json_obj: _Optional[str] = ..., json_arr: _Optional[str] = ..., double: _Optional[float] = ..., bool: bool = ..., str: _Optional[str] = ..., int: _Optional[int] = ..., bytes: _Optional[bytes] = ..., struct: _Optional[_Union[Struct, _Mapping]] = ...) -> None: ...
 
 class Variable(_message.Message):
     __slots__ = ["id", "value", "created_at", "wf_spec_id", "masked"]
@@ -37,3 +41,62 @@ class Variable(_message.Message):
     wf_spec_id: _object_id_pb2.WfSpecId
     masked: bool
     def __init__(self, id: _Optional[_Union[_object_id_pb2.VariableId, _Mapping]] = ..., value: _Optional[_Union[VariableValue, _Mapping]] = ..., created_at: _Optional[_Union[_timestamp_pb2.Timestamp, _Mapping]] = ..., wf_spec_id: _Optional[_Union[_object_id_pb2.WfSpecId, _Mapping]] = ..., masked: bool = ...) -> None: ...
+
+class Struct(_message.Message):
+    __slots__ = ["schema_id", "struct"]
+    SCHEMA_ID_FIELD_NUMBER: _ClassVar[int]
+    STRUCT_FIELD_NUMBER: _ClassVar[int]
+    schema_id: _object_id_pb2.SchemaId
+    struct: InlineStruct
+    def __init__(self, schema_id: _Optional[_Union[_object_id_pb2.SchemaId, _Mapping]] = ..., struct: _Optional[_Union[InlineStruct, _Mapping]] = ...) -> None: ...
+
+class InlineStruct(_message.Message):
+    __slots__ = ["fields"]
+    FIELDS_FIELD_NUMBER: _ClassVar[int]
+    fields: _containers.RepeatedCompositeFieldContainer[StructField]
+    def __init__(self, fields: _Optional[_Iterable[_Union[StructField, _Mapping]]] = ...) -> None: ...
+
+class StructField(_message.Message):
+    __slots__ = ["primitive", "struct", "list"]
+    class FieldList(_message.Message):
+        __slots__ = ["fields"]
+        FIELDS_FIELD_NUMBER: _ClassVar[int]
+        fields: _containers.RepeatedCompositeFieldContainer[StructField]
+        def __init__(self, fields: _Optional[_Iterable[_Union[StructField, _Mapping]]] = ...) -> None: ...
+    PRIMITIVE_FIELD_NUMBER: _ClassVar[int]
+    STRUCT_FIELD_NUMBER: _ClassVar[int]
+    LIST_FIELD_NUMBER: _ClassVar[int]
+    primitive: VariableValue
+    struct: InlineStruct
+    list: StructField.FieldList
+    def __init__(self, primitive: _Optional[_Union[VariableValue, _Mapping]] = ..., struct: _Optional[_Union[InlineStruct, _Mapping]] = ..., list: _Optional[_Union[StructField.FieldList, _Mapping]] = ...) -> None: ...
+
+class SchemaField(_message.Message):
+    __slots__ = ["name", "optional", "primitive", "schema_id", "inline_schema"]
+    NAME_FIELD_NUMBER: _ClassVar[int]
+    OPTIONAL_FIELD_NUMBER: _ClassVar[int]
+    PRIMITIVE_FIELD_NUMBER: _ClassVar[int]
+    SCHEMA_ID_FIELD_NUMBER: _ClassVar[int]
+    INLINE_SCHEMA_FIELD_NUMBER: _ClassVar[int]
+    name: str
+    optional: bool
+    primitive: _common_enums_pb2.PrimitiveType
+    schema_id: _object_id_pb2.SchemaId
+    inline_schema: InlineSchema
+    def __init__(self, name: _Optional[str] = ..., optional: bool = ..., primitive: _Optional[_Union[_common_enums_pb2.PrimitiveType, str]] = ..., schema_id: _Optional[_Union[_object_id_pb2.SchemaId, _Mapping]] = ..., inline_schema: _Optional[_Union[InlineSchema, _Mapping]] = ...) -> None: ...
+
+class Schema(_message.Message):
+    __slots__ = ["id", "description", "schema"]
+    ID_FIELD_NUMBER: _ClassVar[int]
+    DESCRIPTION_FIELD_NUMBER: _ClassVar[int]
+    SCHEMA_FIELD_NUMBER: _ClassVar[int]
+    id: _object_id_pb2.SchemaId
+    description: str
+    schema: InlineSchema
+    def __init__(self, id: _Optional[_Union[_object_id_pb2.SchemaId, _Mapping]] = ..., description: _Optional[str] = ..., schema: _Optional[_Union[InlineSchema, _Mapping]] = ...) -> None: ...
+
+class InlineSchema(_message.Message):
+    __slots__ = ["fields"]
+    FIELDS_FIELD_NUMBER: _ClassVar[int]
+    fields: _containers.RepeatedCompositeFieldContainer[SchemaField]
+    def __init__(self, fields: _Optional[_Iterable[_Union[SchemaField, _Mapping]]] = ...) -> None: ...
diff --git a/sdk-python/littlehorse/model/wf_spec_pb2.py b/sdk-python/littlehorse/model/wf_spec_pb2.py
index 8a64d0d55..d826b875e 100644
--- a/sdk-python/littlehorse/model/wf_spec_pb2.py
+++ b/sdk-python/littlehorse/model/wf_spec_pb2.py
@@ -17,7 +17,7 @@
 import littlehorse.model.object_id_pb2 as object__id__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\rwf_spec.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x12\x63ommon_enums.proto\x1a\x13\x63ommon_wfspec.proto\x1a\x0fobject_id.proto\"\xb4\x05\n\x06WfSpec\x12!\n\x02id\x18\x01 \x01(\x0b\x32\x15.littlehorse.WfSpecId\x12.\n\ncreated_at\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x33\n\x10\x66rozen_variables\x18\x03 \x03(\x0b\x32\x19.littlehorse.ThreadVarDef\x12+\n\x06status\x18\x04 \x01(\x0e\x32\x1b.littlehorse.MetadataStatus\x12:\n\x0cthread_specs\x18\x05 \x03(\x0b\x32$.littlehorse.WfSpec.ThreadSpecsEntry\x12\x1e\n\x16\x65ntrypoint_thread_name\x18\x06 \x01(\t\x12\x43\n\x10retention_policy\x18\x07 \x01(\x0b\x32$.littlehorse.WorkflowRetentionPolicyH\x00\x88\x01\x01\x12;\n\tmigration\x18\x08 \x01(\x0b\x32#.littlehorse.WfSpecVersionMigrationH\x01\x88\x01\x01\x12\x46\n\x0eparent_wf_spec\x18\t 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\x01(\x0b\x32\x1f.littlehorse.VariableAssignment\"\x10\n\x0e\x45ntrypointNode\"M\n\x08\x45xitNode\x12\x31\n\x0b\x66\x61ilure_def\x18\x01 \x01(\x0b\x32\x17.littlehorse.FailureDefH\x00\x88\x01\x01\x42\x0e\n\x0c_failure_def\"v\n\nFailureDef\x12\x14\n\x0c\x66\x61ilure_name\x18\x01 \x01(\t\x12\x0f\n\x07message\x18\x02 \x01(\t\x12\x35\n\x07\x63ontent\x18\x03 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x88\x01\x01\x42\n\n\x08_content\"\x9c\x05\n\x04Node\x12)\n\x0eoutgoing_edges\x18\x01 \x03(\x0b\x32\x11.littlehorse.Edge\x12\x38\n\x10\x66\x61ilure_handlers\x18\x04 \x03(\x0b\x32\x1e.littlehorse.FailureHandlerDef\x12\x31\n\nentrypoint\x18\x05 \x01(\x0b\x32\x1b.littlehorse.EntrypointNodeH\x00\x12%\n\x04\x65xit\x18\x06 \x01(\x0b\x32\x15.littlehorse.ExitNodeH\x00\x12%\n\x04task\x18\x07 \x01(\x0b\x32\x15.littlehorse.TaskNodeH\x00\x12\x38\n\x0e\x65xternal_event\x18\x08 \x01(\x0b\x32\x1e.littlehorse.ExternalEventNodeH\x00\x12\x34\n\x0cstart_thread\x18\t \x01(\x0b\x32\x1c.littlehorse.StartThreadNodeH\x00\x12;\n\x10wait_for_threads\x18\n \x01(\x0b\x32\x1f.littlehorse.WaitForThreadsNodeH\x00\x12#\n\x03nop\x18\x0b \x01(\x0b\x32\x14.littlehorse.NopNodeH\x00\x12\'\n\x05sleep\x18\x0c \x01(\x0b\x32\x16.littlehorse.SleepNodeH\x00\x12.\n\tuser_task\x18\r \x01(\x0b\x32\x19.littlehorse.UserTaskNodeH\x00\x12G\n\x16start_multiple_threads\x18\x0f \x01(\x0b\x32%.littlehorse.StartMultipleThreadsNodeH\x00\x12\x32\n\x0bthrow_event\x18\x10 \x01(\x0b\x32\x1b.littlehorse.ThrowEventNodeH\x00\x42\x06\n\x04node\"y\n\x0eThrowEventNode\x12\x35\n\x0c\x65vent_def_id\x18\x01 \x01(\x0b\x32\x1f.littlehorse.WorkflowEventDefId\x12\x30\n\x07\x63ontent\x18\x02 \x01(\x0b\x32\x1f.littlehorse.VariableAssignment\"\xd3\x03\n\x0cUserTaskNode\x12\x1a\n\x12user_task_def_name\x18\x01 \x01(\t\x12\x38\n\nuser_group\x18\x02 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x88\x01\x01\x12\x35\n\x07user_id\x18\x03 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x01\x88\x01\x01\x12-\n\x07\x61\x63tions\x18\x04 \x03(\x0b\x32\x1c.littlehorse.UTActionTrigger\x12\"\n\x15user_task_def_version\x18\x05 \x01(\x05H\x02\x88\x01\x01\x12\x33\n\x05notes\x18\x06 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x03\x88\x01\x01\x12L\n\x1eon_cancellation_exception_name\x18\x07 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x04\x88\x01\x01\x42\r\n\x0b_user_groupB\n\n\x08_user_idB\x18\n\x16_user_task_def_versionB\x08\n\x06_notesB!\n\x1f_on_cancellation_exception_name\"\x9b\x01\n\rEdgeCondition\x12+\n\ncomparator\x18\x01 \x01(\x0e\x32\x17.littlehorse.Comparator\x12-\n\x04left\x18\x02 \x01(\x0b\x32\x1f.littlehorse.VariableAssignment\x12.\n\x05right\x18\x03 \x01(\x0b\x32\x1f.littlehorse.VariableAssignment\"\x9b\x01\n\x04\x45\x64ge\x12\x16\n\x0esink_node_name\x18\x01 \x01(\t\x12\x32\n\tcondition\x18\x02 \x01(\x0b\x32\x1a.littlehorse.EdgeConditionH\x00\x88\x01\x01\x12\x39\n\x12variable_mutations\x18\x03 \x03(\x0b\x32\x1d.littlehorse.VariableMutationB\x0c\n\n_condition\"\t\n\x07NopNode\"\xbe\x01\n\tSleepNode\x12\x36\n\x0braw_seconds\x18\x01 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x12\x34\n\ttimestamp\x18\x02 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x12\x33\n\x08iso_date\x18\x03 \x01(\x0b\x32\x1f.littlehorse.VariableAssignmentH\x00\x42\x0e\n\x0csleep_length\"\x87\x02\n\x16WfSpecVersionMigration\x12\x19\n\x11new_major_version\x18\x01 \x01(\x05\x12\x14\n\x0cnew_revision\x18\x02 \x01(\x05\x12]\n\x16thread_spec_migrations\x18\x03 \x03(\x0b\x32=.littlehorse.WfSpecVersionMigration.ThreadSpecMigrationsEntry\x1a]\n\x19ThreadSpecMigrationsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12/\n\x05value\x18\x02 \x01(\x0b\x32 .littlehorse.ThreadSpecMigration:\x02\x38\x01\"\xd5\x01\n\x13ThreadSpecMigration\x12\x1c\n\x14new_thread_spec_name\x18\x01 \x01(\t\x12M\n\x0fnode_migrations\x18\x02 \x03(\x0b\x32\x34.littlehorse.ThreadSpecMigration.NodeMigrationsEntry\x1aQ\n\x13NodeMigrationsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12)\n\x05value\x18\x02 \x01(\x0b\x32\x1a.littlehorse.NodeMigration:\x02\x38\x01\"&\n\rNodeMigration\x12\x15\n\rnew_node_name\x18\x01 \x01(\t*N\n\x18WfRunVariableAccessLevel\x12\x0e\n\nPUBLIC_VAR\x10\x00\x12\x0f\n\x0bPRIVATE_VAR\x10\x01\x12\x11\n\rINHERITED_VAR\x10\x02\x42I\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -38,8 +38,8 @@
   _WFSPECVERSIONMIGRATION_THREADSPECMIGRATIONSENTRY._serialized_options = b'8\001'
   _THREADSPECMIGRATION_NODEMIGRATIONSENTRY._options = None
   _THREADSPECMIGRATION_NODEMIGRATIONSENTRY._serialized_options = b'8\001'
-  _globals['_WFRUNVARIABLEACCESSLEVEL']._serialized_start=5470
-  _globals['_WFRUNVARIABLEACCESSLEVEL']._serialized_end=5548
+  _globals['_WFRUNVARIABLEACCESSLEVEL']._serialized_start=5471
+  _globals['_WFRUNVARIABLEACCESSLEVEL']._serialized_end=5549
   _globals['_WFSPEC']._serialized_start=122
   _globals['_WFSPEC']._serialized_end=814
   _globals['_WFSPEC_THREADSPECSENTRY']._serialized_start=607
@@ -49,65 +49,65 @@
   _globals['_WORKFLOWRETENTIONPOLICY']._serialized_start=816
   _globals['_WORKFLOWRETENTIONPOLICY']._serialized_end=897
   _globals['_JSONINDEX']._serialized_start=899
-  _globals['_JSONINDEX']._serialized_end=977
-  _globals['_THREADVARDEF']._serialized_start=980
-  _globals['_THREADVARDEF']._serialized_end=1182
-  _globals['_THREADSPEC']._serialized_start=1185
-  _globals['_THREADSPEC']._serialized_end=1502
-  _globals['_THREADSPEC_NODESENTRY']._serialized_start=1418
-  _globals['_THREADSPEC_NODESENTRY']._serialized_end=1481
-  _globals['_THREADRETENTIONPOLICY']._serialized_start=1504
-  _globals['_THREADRETENTIONPOLICY']._serialized_end=1591
-  _globals['_INTERRUPTDEF']._serialized_start=1593
-  _globals['_INTERRUPTDEF']._serialized_end=1698
-  _globals['_STARTTHREADNODE']._serialized_start=1701
-  _globals['_STARTTHREADNODE']._serialized_end=1891
-  _globals['_STARTTHREADNODE_VARIABLESENTRY']._serialized_start=1810
-  _globals['_STARTTHREADNODE_VARIABLESENTRY']._serialized_end=1891
-  _globals['_STARTMULTIPLETHREADSNODE']._serialized_start=1894
-  _globals['_STARTMULTIPLETHREADSNODE']._serialized_end=2153
-  _globals['_STARTMULTIPLETHREADSNODE_VARIABLESENTRY']._serialized_start=1810
-  _globals['_STARTMULTIPLETHREADSNODE_VARIABLESENTRY']._serialized_end=1891
-  _globals['_FAILUREHANDLERDEF']._serialized_start=2156
-  _globals['_FAILUREHANDLERDEF']._serialized_end=2396
-  _globals['_FAILUREHANDLERDEF_LHFAILURETYPE']._serialized_start=2309
-  _globals['_FAILUREHANDLERDEF_LHFAILURETYPE']._serialized_end=2376
-  _globals['_WAITFORTHREADSNODE']._serialized_start=2399
-  _globals['_WAITFORTHREADSNODE']._serialized_end=2801
-  _globals['_WAITFORTHREADSNODE_THREADTOWAITFOR']._serialized_start=2615
-  _globals['_WAITFORTHREADSNODE_THREADTOWAITFOR']._serialized_end=2692
-  _globals['_WAITFORTHREADSNODE_THREADSTOWAITFOR']._serialized_start=2694
-  _globals['_WAITFORTHREADSNODE_THREADSTOWAITFOR']._serialized_end=2778
-  _globals['_EXTERNALEVENTNODE']._serialized_start=2804
-  _globals['_EXTERNALEVENTNODE']._serialized_end=2945
-  _globals['_ENTRYPOINTNODE']._serialized_start=2947
-  _globals['_ENTRYPOINTNODE']._serialized_end=2963
-  _globals['_EXITNODE']._serialized_start=2965
-  _globals['_EXITNODE']._serialized_end=3042
-  _globals['_FAILUREDEF']._serialized_start=3044
-  _globals['_FAILUREDEF']._serialized_end=3162
-  _globals['_NODE']._serialized_start=3165
-  _globals['_NODE']._serialized_end=3833
-  _globals['_THROWEVENTNODE']._serialized_start=3835
-  _globals['_THROWEVENTNODE']._serialized_end=3956
-  _globals['_USERTASKNODE']._serialized_start=3959
-  _globals['_USERTASKNODE']._serialized_end=4426
-  _globals['_EDGECONDITION']._serialized_start=4429
-  _globals['_EDGECONDITION']._serialized_end=4584
-  _globals['_EDGE']._serialized_start=4587
-  _globals['_EDGE']._serialized_end=4742
-  _globals['_NOPNODE']._serialized_start=4744
-  _globals['_NOPNODE']._serialized_end=4753
-  _globals['_SLEEPNODE']._serialized_start=4756
-  _globals['_SLEEPNODE']._serialized_end=4946
-  _globals['_WFSPECVERSIONMIGRATION']._serialized_start=4949
-  _globals['_WFSPECVERSIONMIGRATION']._serialized_end=5212
-  _globals['_WFSPECVERSIONMIGRATION_THREADSPECMIGRATIONSENTRY']._serialized_start=5119
-  _globals['_WFSPECVERSIONMIGRATION_THREADSPECMIGRATIONSENTRY']._serialized_end=5212
-  _globals['_THREADSPECMIGRATION']._serialized_start=5215
-  _globals['_THREADSPECMIGRATION']._serialized_end=5428
-  _globals['_THREADSPECMIGRATION_NODEMIGRATIONSENTRY']._serialized_start=5347
-  _globals['_THREADSPECMIGRATION_NODEMIGRATIONSENTRY']._serialized_end=5428
-  _globals['_NODEMIGRATION']._serialized_start=5430
-  _globals['_NODEMIGRATION']._serialized_end=5468
+  _globals['_JSONINDEX']._serialized_end=978
+  _globals['_THREADVARDEF']._serialized_start=981
+  _globals['_THREADVARDEF']._serialized_end=1183
+  _globals['_THREADSPEC']._serialized_start=1186
+  _globals['_THREADSPEC']._serialized_end=1503
+  _globals['_THREADSPEC_NODESENTRY']._serialized_start=1419
+  _globals['_THREADSPEC_NODESENTRY']._serialized_end=1482
+  _globals['_THREADRETENTIONPOLICY']._serialized_start=1505
+  _globals['_THREADRETENTIONPOLICY']._serialized_end=1592
+  _globals['_INTERRUPTDEF']._serialized_start=1594
+  _globals['_INTERRUPTDEF']._serialized_end=1699
+  _globals['_STARTTHREADNODE']._serialized_start=1702
+  _globals['_STARTTHREADNODE']._serialized_end=1892
+  _globals['_STARTTHREADNODE_VARIABLESENTRY']._serialized_start=1811
+  _globals['_STARTTHREADNODE_VARIABLESENTRY']._serialized_end=1892
+  _globals['_STARTMULTIPLETHREADSNODE']._serialized_start=1895
+  _globals['_STARTMULTIPLETHREADSNODE']._serialized_end=2154
+  _globals['_STARTMULTIPLETHREADSNODE_VARIABLESENTRY']._serialized_start=1811
+  _globals['_STARTMULTIPLETHREADSNODE_VARIABLESENTRY']._serialized_end=1892
+  _globals['_FAILUREHANDLERDEF']._serialized_start=2157
+  _globals['_FAILUREHANDLERDEF']._serialized_end=2397
+  _globals['_FAILUREHANDLERDEF_LHFAILURETYPE']._serialized_start=2310
+  _globals['_FAILUREHANDLERDEF_LHFAILURETYPE']._serialized_end=2377
+  _globals['_WAITFORTHREADSNODE']._serialized_start=2400
+  _globals['_WAITFORTHREADSNODE']._serialized_end=2802
+  _globals['_WAITFORTHREADSNODE_THREADTOWAITFOR']._serialized_start=2616
+  _globals['_WAITFORTHREADSNODE_THREADTOWAITFOR']._serialized_end=2693
+  _globals['_WAITFORTHREADSNODE_THREADSTOWAITFOR']._serialized_start=2695
+  _globals['_WAITFORTHREADSNODE_THREADSTOWAITFOR']._serialized_end=2779
+  _globals['_EXTERNALEVENTNODE']._serialized_start=2805
+  _globals['_EXTERNALEVENTNODE']._serialized_end=2946
+  _globals['_ENTRYPOINTNODE']._serialized_start=2948
+  _globals['_ENTRYPOINTNODE']._serialized_end=2964
+  _globals['_EXITNODE']._serialized_start=2966
+  _globals['_EXITNODE']._serialized_end=3043
+  _globals['_FAILUREDEF']._serialized_start=3045
+  _globals['_FAILUREDEF']._serialized_end=3163
+  _globals['_NODE']._serialized_start=3166
+  _globals['_NODE']._serialized_end=3834
+  _globals['_THROWEVENTNODE']._serialized_start=3836
+  _globals['_THROWEVENTNODE']._serialized_end=3957
+  _globals['_USERTASKNODE']._serialized_start=3960
+  _globals['_USERTASKNODE']._serialized_end=4427
+  _globals['_EDGECONDITION']._serialized_start=4430
+  _globals['_EDGECONDITION']._serialized_end=4585
+  _globals['_EDGE']._serialized_start=4588
+  _globals['_EDGE']._serialized_end=4743
+  _globals['_NOPNODE']._serialized_start=4745
+  _globals['_NOPNODE']._serialized_end=4754
+  _globals['_SLEEPNODE']._serialized_start=4757
+  _globals['_SLEEPNODE']._serialized_end=4947
+  _globals['_WFSPECVERSIONMIGRATION']._serialized_start=4950
+  _globals['_WFSPECVERSIONMIGRATION']._serialized_end=5213
+  _globals['_WFSPECVERSIONMIGRATION_THREADSPECMIGRATIONSENTRY']._serialized_start=5120
+  _globals['_WFSPECVERSIONMIGRATION_THREADSPECMIGRATIONSENTRY']._serialized_end=5213
+  _globals['_THREADSPECMIGRATION']._serialized_start=5216
+  _globals['_THREADSPECMIGRATION']._serialized_end=5429
+  _globals['_THREADSPECMIGRATION_NODEMIGRATIONSENTRY']._serialized_start=5348
+  _globals['_THREADSPECMIGRATION_NODEMIGRATIONSENTRY']._serialized_end=5429
+  _globals['_NODEMIGRATION']._serialized_start=5431
+  _globals['_NODEMIGRATION']._serialized_end=5469
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/wf_spec_pb2.pyi b/sdk-python/littlehorse/model/wf_spec_pb2.pyi
index e80574114..5611c3dc5 100644
--- a/sdk-python/littlehorse/model/wf_spec_pb2.pyi
+++ b/sdk-python/littlehorse/model/wf_spec_pb2.pyi
@@ -66,8 +66,8 @@ class JsonIndex(_message.Message):
     FIELD_PATH_FIELD_NUMBER: _ClassVar[int]
     FIELD_TYPE_FIELD_NUMBER: _ClassVar[int]
     field_path: str
-    field_type: _common_enums_pb2.VariableType
-    def __init__(self, field_path: _Optional[str] = ..., field_type: _Optional[_Union[_common_enums_pb2.VariableType, str]] = ...) -> None: ...
+    field_type: _common_enums_pb2.PrimitiveType
+    def __init__(self, field_path: _Optional[str] = ..., field_type: _Optional[_Union[_common_enums_pb2.PrimitiveType, str]] = ...) -> None: ...
 
 class ThreadVarDef(_message.Message):
     __slots__ = ["var_def", "required", "searchable", "json_indexes", "access_level"]
diff --git a/sdk-python/littlehorse/model/workflow_event_pb2.py b/sdk-python/littlehorse/model/workflow_event_pb2.py
index 19ff1829d..729f1625c 100644
--- a/sdk-python/littlehorse/model/workflow_event_pb2.py
+++ b/sdk-python/littlehorse/model/workflow_event_pb2.py
@@ -17,7 +17,7 @@
 import littlehorse.model.common_enums_pb2 as common__enums__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x14workflow_event.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x0evariable.proto\x1a\x0fobject_id.proto\x1a\x12\x63ommon_enums.proto\"\x96\x01\n\rWorkflowEvent\x12(\n\x02id\x18\x01 \x01(\x0b\x32\x1c.littlehorse.WorkflowEventId\x12+\n\x07\x63ontent\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue\x12.\n\ncreated_at\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\"\x98\x01\n\x10WorkflowEventDef\x12+\n\x02id\x18\x01 \x01(\x0b\x32\x1f.littlehorse.WorkflowEventDefId\x12.\n\ncreated_at\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\'\n\x04type\x18\x03 \x01(\x0e\x32\x19.littlehorse.VariableTypeBI\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x14workflow_event.proto\x12\x0blittlehorse\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x0evariable.proto\x1a\x0fobject_id.proto\x1a\x12\x63ommon_enums.proto\"\x96\x01\n\rWorkflowEvent\x12(\n\x02id\x18\x01 \x01(\x0b\x32\x1c.littlehorse.WorkflowEventId\x12+\n\x07\x63ontent\x18\x02 \x01(\x0b\x32\x1a.littlehorse.VariableValue\x12.\n\ncreated_at\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\"\x99\x01\n\x10WorkflowEventDef\x12+\n\x02id\x18\x01 \x01(\x0b\x32\x1f.littlehorse.WorkflowEventDefId\x12.\n\ncreated_at\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12(\n\x04type\x18\x03 \x01(\x0e\x32\x1a.littlehorse.PrimitiveTypeBI\n\x1fio.littlehorse.sdk.common.protoP\x01Z\t.;lhproto\xaa\x02\x18LittleHorse.Common.Protob\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -29,5 +29,5 @@
   _globals['_WORKFLOWEVENT']._serialized_start=124
   _globals['_WORKFLOWEVENT']._serialized_end=274
   _globals['_WORKFLOWEVENTDEF']._serialized_start=277
-  _globals['_WORKFLOWEVENTDEF']._serialized_end=429
+  _globals['_WORKFLOWEVENTDEF']._serialized_end=430
 # @@protoc_insertion_point(module_scope)
diff --git a/sdk-python/littlehorse/model/workflow_event_pb2.pyi b/sdk-python/littlehorse/model/workflow_event_pb2.pyi
index b255e0790..aaa70f65b 100644
--- a/sdk-python/littlehorse/model/workflow_event_pb2.pyi
+++ b/sdk-python/littlehorse/model/workflow_event_pb2.pyi
@@ -25,5 +25,5 @@ class WorkflowEventDef(_message.Message):
     TYPE_FIELD_NUMBER: _ClassVar[int]
     id: _object_id_pb2.WorkflowEventDefId
     created_at: _timestamp_pb2.Timestamp
-    type: _common_enums_pb2.VariableType
-    def __init__(self, id: _Optional[_Union[_object_id_pb2.WorkflowEventDefId, _Mapping]] = ..., created_at: _Optional[_Union[_timestamp_pb2.Timestamp, _Mapping]] = ..., type: _Optional[_Union[_common_enums_pb2.VariableType, str]] = ...) -> None: ...
+    type: _common_enums_pb2.PrimitiveType
+    def __init__(self, id: _Optional[_Union[_object_id_pb2.WorkflowEventDefId, _Mapping]] = ..., created_at: _Optional[_Union[_timestamp_pb2.Timestamp, _Mapping]] = ..., type: _Optional[_Union[_common_enums_pb2.PrimitiveType, str]] = ...) -> None: ...