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91
compiler/src/main/java/com/fluxtion/compiler/builder/dataflow/ColumFlowBuilder.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,91 @@ | ||
| package com.fluxtion.compiler.builder.dataflow; | ||
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| import com.fluxtion.runtime.EventProcessorBuilderService; | ||
| import com.fluxtion.runtime.dataflow.FlowSupplier; | ||
| import com.fluxtion.runtime.dataflow.TriggeredFlowFunction; | ||
| import com.fluxtion.runtime.dataflow.column.Column; | ||
| import com.fluxtion.runtime.dataflow.column.ColumnFilterFlowFunction; | ||
| import com.fluxtion.runtime.dataflow.column.ColumnMapFlowFunction; | ||
| import com.fluxtion.runtime.dataflow.function.MapFlowFunction; | ||
| import com.fluxtion.runtime.dataflow.function.NotifyFlowFunction; | ||
| import com.fluxtion.runtime.dataflow.function.PeekFlowFunction; | ||
| import com.fluxtion.runtime.dataflow.function.PushFlowFunction; | ||
| import com.fluxtion.runtime.dataflow.helpers.Peekers; | ||
| import com.fluxtion.runtime.output.SinkPublisher; | ||
| import com.fluxtion.runtime.partition.LambdaReflection; | ||
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| import java.util.List; | ||
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| public class ColumFlowBuilder<T> implements FlowDataSupplier<FlowSupplier<Column<T>>> { | ||
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| protected TriggeredFlowFunction<Column<T>> eventStream; | ||
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| public ColumFlowBuilder(TriggeredFlowFunction<Column<T>> eventStream) { | ||
| this.eventStream = eventStream; | ||
| EventProcessorBuilderService.service().add(eventStream); | ||
| } | ||
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| @Override | ||
| public FlowSupplier<Column<T>> flowSupplier() { | ||
| return eventStream; | ||
| } | ||
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| public <R> ColumFlowBuilder<R> map(LambdaReflection.SerializableFunction<T, R> mapColumnFunction) { | ||
| LambdaReflection.SerializableFunction<Column<T>, Column<R>> function = new ColumnMapFlowFunction<>(mapColumnFunction)::map; | ||
| MapFlowFunction.MapRef2RefFlowFunction<Column<T>, Column<R>, TriggeredFlowFunction<Column<T>>> mapRef2RefFlowFunction = new MapFlowFunction.MapRef2RefFlowFunction<>(eventStream, function); | ||
| return new ColumFlowBuilder<>(mapRef2RefFlowFunction); | ||
| } | ||
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| public ColumFlowBuilder<T> filter(LambdaReflection.SerializableFunction<T, Boolean> filterFunction) { | ||
| LambdaReflection.SerializableFunction<Column<T>, Column<T>> filter = new ColumnFilterFlowFunction<>(filterFunction)::filter; | ||
| MapFlowFunction.MapRef2RefFlowFunction<Column<T>, Column<T>, TriggeredFlowFunction<Column<T>>> mapRef2RefFlowFunction = new MapFlowFunction.MapRef2RefFlowFunction<>(eventStream, filter); | ||
| return new ColumFlowBuilder<>(mapRef2RefFlowFunction); | ||
| } | ||
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| public FlowBuilder<List<T>> asList() { | ||
| return new FlowBuilder<>(new MapFlowFunction.MapRef2RefFlowFunction<>(eventStream, Column::values)); | ||
| } | ||
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| //OUTPUTS - START | ||
| public ColumFlowBuilder<T> notify(Object target) { | ||
| EventProcessorBuilderService.service().add(target); | ||
| return new ColumFlowBuilder<>(new NotifyFlowFunction<>(eventStream, target)); | ||
| } | ||
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| public ColumFlowBuilder<T> sink(String sinkId) { | ||
| return push(new SinkPublisher<>(sinkId)::publish); | ||
| } | ||
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| public ColumFlowBuilder<T> push(LambdaReflection.SerializableConsumer<Column<T>> pushFunction) { | ||
| if (pushFunction.captured().length > 0) { | ||
| EventProcessorBuilderService.service().add(pushFunction.captured()[0]); | ||
| } | ||
| return new ColumFlowBuilder<>(new PushFlowFunction<>(eventStream, pushFunction)); | ||
| } | ||
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| public ColumFlowBuilder<T> peek(LambdaReflection.SerializableConsumer<Column<T>> peekFunction) { | ||
| return new ColumFlowBuilder<>(new PeekFlowFunction<>(eventStream, peekFunction)); | ||
| } | ||
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| public <R> ColumFlowBuilder<T> console(String in, LambdaReflection.SerializableFunction<Column<T>, R> peekFunction) { | ||
| peek(Peekers.console(in, peekFunction)); | ||
| return this; | ||
| } | ||
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| public ColumFlowBuilder<T> console(String in) { | ||
| peek(Peekers.console(in, Peekers::columnToList)); | ||
| return this; | ||
| } | ||
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| public ColumFlowBuilder<T> console() { | ||
| return console("{}"); | ||
| } | ||
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| //META-DATA | ||
| public ColumFlowBuilder<T> id(String nodeId) { | ||
| EventProcessorBuilderService.service().add(eventStream, nodeId); | ||
| return this; | ||
| } | ||
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| } |
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94 changes: 94 additions & 0 deletions
94
compiler/src/test/java/com/fluxtion/compiler/builder/dataflow/ColumnTest.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,94 @@ | ||
| package com.fluxtion.compiler.builder.dataflow; | ||
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| import com.fluxtion.compiler.generation.util.CompiledAndInterpretedSepTest; | ||
| import com.fluxtion.compiler.generation.util.MultipleSepTargetInProcessTest; | ||
| import com.fluxtion.runtime.dataflow.column.Column; | ||
| import lombok.AllArgsConstructor; | ||
| import lombok.NoArgsConstructor; | ||
| import org.junit.Test; | ||
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| public class ColumnTest extends MultipleSepTargetInProcessTest { | ||
| public ColumnTest(CompiledAndInterpretedSepTest.SepTestConfig testConfig) { | ||
| super(testConfig); | ||
| } | ||
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| @Test | ||
| public void buildColumn() { | ||
| writeSourceFile = true; | ||
| sep(c -> { | ||
| DataFlow.buildColumn(Data.class).map(Data::getName).console("column:{}"); | ||
| }); | ||
| onEvent(new Data(12, "Steve H")); | ||
| onEvent(new Data(65, "Steve G")); | ||
| onEvent(new Data(7, "Bob")); | ||
| } | ||
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| @Test | ||
| public void buildColumnFromProperty() { | ||
| writeSourceFile = true; | ||
| sep(c -> { | ||
| DataFlow.buildColumn(Data::getName).console("column:{}"); | ||
| }); | ||
| onEvent(new Data(12, "Steve H")); | ||
| onEvent(new Data(65, "Steve G")); | ||
| onEvent(new Data(7, "Bob")); | ||
| } | ||
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| @Test | ||
| public void buildColumnFromPropertyAndMap() { | ||
| writeSourceFile = true; | ||
| sep(c -> { | ||
| DataFlow.buildColumn(Data::getAge) | ||
| .map(ColumnTest::multiply10x) | ||
| .console("column:{}"); | ||
| }); | ||
| onEvent(new Data(12, "Steve H")); | ||
| onEvent(new Data(65, "Steve G")); | ||
| onEvent(new Data(7, "Bob")); | ||
| } | ||
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| @Test | ||
| public void buildColumnPublishToSink() { | ||
| writeSourceFile = true; | ||
| sep(c -> { | ||
| DataFlow.buildColumn(Data::getName).sink("xxx"); | ||
| }); | ||
| addSink("xxx", (Column<Data> o) -> { | ||
| System.out.println("sink -> " + o.values()); | ||
| }); | ||
| onEvent(new Data(12, "Steve H")); | ||
| onEvent(new Data(65, "Steve G")); | ||
| onEvent(new Data(7, "Bob")); | ||
| } | ||
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| @Test | ||
| public void buildColumnFilterPublishToSink() { | ||
| writeSourceFile = true; | ||
| sep(c -> { | ||
| DataFlow.buildColumn(Data::getName).filter(ColumnTest::startsWithSteve).sink("xxx"); | ||
| }); | ||
| addSink("xxx", (Column<Data> o) -> { | ||
| System.out.println("sink -> " + o.values()); | ||
| }); | ||
| onEvent(new Data(12, "Steve H")); | ||
| onEvent(new Data(7, "Bob")); | ||
| onEvent(new Data(65, "Steve G")); | ||
| } | ||
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| public static boolean startsWithSteve(String in) { | ||
| return in.startsWith("Steve"); | ||
| } | ||
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| public static int multiply10x(int in) { | ||
| return in * 10; | ||
| } | ||
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| @lombok.Data | ||
| @AllArgsConstructor | ||
| @NoArgsConstructor | ||
| public static class Data { | ||
| private int age; | ||
| private String name; | ||
| } | ||
|
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| } |
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