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chore: Composite Tracer (googleapis#3163)
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174 changes: 174 additions & 0 deletions
174
google-cloud-spanner/src/main/java/com/google/cloud/spanner/CompositeTracer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,174 @@ | ||
| /* | ||
| * Copyright 2024 Google LLC | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package com.google.cloud.spanner; | ||
|
|
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| import com.google.api.core.InternalApi; | ||
| import com.google.api.gax.tracing.ApiTracer; | ||
| import com.google.api.gax.tracing.BaseApiTracer; | ||
| import com.google.api.gax.tracing.MetricsTracer; | ||
| import com.google.common.collect.ImmutableList; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import org.threeten.bp.Duration; | ||
|
|
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| @InternalApi | ||
| public class CompositeTracer extends BaseApiTracer { | ||
| private final List<ApiTracer> children; | ||
|
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| public CompositeTracer(List<ApiTracer> children) { | ||
| this.children = ImmutableList.copyOf(children); | ||
| } | ||
|
|
||
| @Override | ||
| public Scope inScope() { | ||
| final List<Scope> childScopes = new ArrayList<>(children.size()); | ||
|
|
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| for (ApiTracer child : children) { | ||
| childScopes.add(child.inScope()); | ||
| } | ||
|
|
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| return new Scope() { | ||
| @Override | ||
| public void close() { | ||
| for (Scope childScope : childScopes) { | ||
| childScope.close(); | ||
| } | ||
| } | ||
| }; | ||
| } | ||
|
|
||
| @Override | ||
| public void operationSucceeded() { | ||
| for (ApiTracer child : children) { | ||
| child.operationSucceeded(); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public void operationCancelled() { | ||
| for (ApiTracer child : children) { | ||
| child.operationCancelled(); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public void operationFailed(Throwable error) { | ||
| for (ApiTracer child : children) { | ||
| child.operationFailed(error); | ||
| } | ||
| } | ||
|
|
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| @Override | ||
| public void connectionSelected(String id) { | ||
| for (ApiTracer child : children) { | ||
| child.connectionSelected(id); | ||
| } | ||
| } | ||
|
|
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| @Override | ||
| public void attemptStarted(int attemptNumber) { | ||
| for (ApiTracer child : children) { | ||
| child.attemptStarted(null, attemptNumber); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void attemptStarted(Object request, int attemptNumber) { | ||
| for (ApiTracer child : children) { | ||
| child.attemptStarted(request, attemptNumber); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public void attemptSucceeded() { | ||
| for (ApiTracer child : children) { | ||
| child.attemptSucceeded(); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void attemptCancelled() { | ||
| for (ApiTracer child : children) { | ||
| child.attemptCancelled(); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void attemptFailed(Throwable error, Duration delay) { | ||
| for (ApiTracer child : children) { | ||
| child.attemptFailed(error, delay); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void attemptFailedRetriesExhausted(Throwable error) { | ||
| for (ApiTracer child : children) { | ||
| child.attemptFailedRetriesExhausted(error); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public void attemptPermanentFailure(Throwable error) { | ||
| for (ApiTracer child : children) { | ||
| child.attemptPermanentFailure(error); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void lroStartFailed(Throwable error) { | ||
| for (ApiTracer child : children) { | ||
| child.lroStartFailed(error); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void lroStartSucceeded() { | ||
| for (ApiTracer child : children) { | ||
| child.lroStartSucceeded(); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void responseReceived() { | ||
| for (ApiTracer child : children) { | ||
| child.responseReceived(); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void requestSent() { | ||
| for (ApiTracer child : children) { | ||
| child.requestSent(); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void batchRequestSent(long elementCount, long requestSize) { | ||
| for (ApiTracer child : children) { | ||
| child.batchRequestSent(elementCount, requestSize); | ||
| } | ||
| } | ||
|
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| public void addAttributes(String key, String value) { | ||
| for (ApiTracer child : children) { | ||
| if (child instanceof MetricsTracer) { | ||
| MetricsTracer metricsTracer = (MetricsTracer) child; | ||
| metricsTracer.addAttributes(key, value); | ||
| } | ||
| } | ||
| }; | ||
| } |
46 changes: 46 additions & 0 deletions
46
google-cloud-spanner/src/main/java/com/google/cloud/spanner/CompositeTracerFactory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| /* | ||
| * Copyright 2024 Google LLC | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package com.google.cloud.spanner; | ||
|
|
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| import com.google.api.core.InternalApi; | ||
| import com.google.api.gax.tracing.ApiTracer; | ||
| import com.google.api.gax.tracing.ApiTracerFactory; | ||
| import com.google.api.gax.tracing.BaseApiTracerFactory; | ||
| import com.google.api.gax.tracing.SpanName; | ||
| import com.google.common.collect.ImmutableList; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
|
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| @InternalApi | ||
| public class CompositeTracerFactory extends BaseApiTracerFactory { | ||
|
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| private final List<ApiTracerFactory> apiTracerFactories; | ||
|
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| public CompositeTracerFactory(List<ApiTracerFactory> apiTracerFactories) { | ||
| this.apiTracerFactories = ImmutableList.copyOf(apiTracerFactories); | ||
| } | ||
|
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| @Override | ||
| public ApiTracer newTracer(ApiTracer parent, SpanName spanName, OperationType operationType) { | ||
| List<ApiTracer> children = new ArrayList<>(apiTracerFactories.size()); | ||
|
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| for (ApiTracerFactory factory : apiTracerFactories) { | ||
| children.add(factory.newTracer(parent, spanName, operationType)); | ||
| } | ||
| return new CompositeTracer(children); | ||
| } | ||
| } |
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