org.apache.flink.runtime.rest.messages.JobAccumulatorsMessageParameters Java Examples

The following examples show how to use org.apache.flink.runtime.rest.messages.JobAccumulatorsMessageParameters. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: RestClusterClient.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Override
public CompletableFuture<Map<String, Object>> getAccumulators(JobID jobID, ClassLoader loader) {
	final JobAccumulatorsHeaders accumulatorsHeaders = JobAccumulatorsHeaders.getInstance();
	final JobAccumulatorsMessageParameters accMsgParams = accumulatorsHeaders.getUnresolvedMessageParameters();
	accMsgParams.jobPathParameter.resolve(jobID);
	accMsgParams.includeSerializedAccumulatorsParameter.resolve(Collections.singletonList(true));

	CompletableFuture<JobAccumulatorsInfo> responseFuture = sendRequest(
		accumulatorsHeaders,
		accMsgParams);

	return responseFuture
		.thenApply(JobAccumulatorsInfo::getSerializedUserAccumulators)
		.thenApply(accumulators -> {
			try {
				return AccumulatorHelper.deserializeAndUnwrapAccumulators(accumulators, loader);
			} catch (Exception e) {
				throw new CompletionException("Cannot deserialize and unwrap accumulators properly.", e);
			}
		});
}
Example #2
Source File: JobAccumulatorsHandler.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
public JobAccumulatorsHandler(
		GatewayRetriever<? extends RestfulGateway> leaderRetriever,
		Time timeout,
		Map<String, String> responseHeaders,
		MessageHeaders<EmptyRequestBody, JobAccumulatorsInfo, JobAccumulatorsMessageParameters> messageHeaders,
		ExecutionGraphCache executionGraphCache,
		Executor executor) {
	super(
		leaderRetriever,
		timeout,
		responseHeaders,
		messageHeaders,
		executionGraphCache,
		executor);
}
Example #3
Source File: JobAccumulatorsHandler.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Override
protected JobAccumulatorsInfo handleRequest(HandlerRequest<EmptyRequestBody, JobAccumulatorsMessageParameters> request, AccessExecutionGraph graph) throws RestHandlerException {
	List<Boolean> queryParams = request.getQueryParameter(AccumulatorsIncludeSerializedValueQueryParameter.class);

	final boolean includeSerializedValue;
	if (!queryParams.isEmpty()) {
		includeSerializedValue = queryParams.get(0);
	} else {
		includeSerializedValue = false;
	}

	return createJobAccumulatorsInfo(graph, includeSerializedValue);
}
Example #4
Source File: RestClusterClient.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Override
public Map<String, OptionalFailure<Object>> getAccumulators(final JobID jobID, ClassLoader loader) throws Exception {
	final JobAccumulatorsHeaders accumulatorsHeaders = JobAccumulatorsHeaders.getInstance();
	final JobAccumulatorsMessageParameters accMsgParams = accumulatorsHeaders.getUnresolvedMessageParameters();
	accMsgParams.jobPathParameter.resolve(jobID);
	accMsgParams.includeSerializedAccumulatorsParameter.resolve(Collections.singletonList(true));

	CompletableFuture<JobAccumulatorsInfo> responseFuture = sendRequest(
		accumulatorsHeaders,
		accMsgParams);

	Map<String, OptionalFailure<Object>> result = Collections.emptyMap();

	try {
		result = responseFuture.thenApply((JobAccumulatorsInfo accumulatorsInfo) -> {
			try {
				return AccumulatorHelper.deserializeAccumulators(
					accumulatorsInfo.getSerializedUserAccumulators(),
					loader);
			} catch (Exception e) {
				throw new CompletionException(
					new FlinkException(
						String.format("Deserialization of accumulators for job %s failed.", jobID),
						e));
			}
		}).get(timeout.toMillis(), TimeUnit.MILLISECONDS);
	} catch (ExecutionException ee) {
		ExceptionUtils.rethrowException(ExceptionUtils.stripExecutionException(ee));
	}

	return result;
}
Example #5
Source File: JobAccumulatorsHandler.java    From flink with Apache License 2.0 5 votes vote down vote up 
public JobAccumulatorsHandler(
		GatewayRetriever<? extends RestfulGateway> leaderRetriever,
		Time timeout,
		Map<String, String> responseHeaders,
		MessageHeaders<EmptyRequestBody, JobAccumulatorsInfo, JobAccumulatorsMessageParameters> messageHeaders,
		ExecutionGraphCache executionGraphCache,
		Executor executor) {
	super(
		leaderRetriever,
		timeout,
		responseHeaders,
		messageHeaders,
		executionGraphCache,
		executor);
}
Example #6
Source File: JobAccumulatorsHandler.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Override
protected JobAccumulatorsInfo handleRequest(HandlerRequest<EmptyRequestBody, JobAccumulatorsMessageParameters> request, AccessExecutionGraph graph) throws RestHandlerException {
	List<Boolean> queryParams = request.getQueryParameter(AccumulatorsIncludeSerializedValueQueryParameter.class);

	final boolean includeSerializedValue;
	if (!queryParams.isEmpty()) {
		includeSerializedValue = queryParams.get(0);
	} else {
		includeSerializedValue = false;
	}

	return createJobAccumulatorsInfo(graph, includeSerializedValue);
}
Example #7
Source File: RestClusterClient.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Override
public Map<String, OptionalFailure<Object>> getAccumulators(final JobID jobID, ClassLoader loader) throws Exception {
	final JobAccumulatorsHeaders accumulatorsHeaders = JobAccumulatorsHeaders.getInstance();
	final JobAccumulatorsMessageParameters accMsgParams = accumulatorsHeaders.getUnresolvedMessageParameters();
	accMsgParams.jobPathParameter.resolve(jobID);
	accMsgParams.includeSerializedAccumulatorsParameter.resolve(Collections.singletonList(true));

	CompletableFuture<JobAccumulatorsInfo> responseFuture = sendRequest(
		accumulatorsHeaders,
		accMsgParams);

	Map<String, OptionalFailure<Object>> result = Collections.emptyMap();

	try {
		result = responseFuture.thenApply((JobAccumulatorsInfo accumulatorsInfo) -> {
			try {
				return AccumulatorHelper.deserializeAccumulators(
					accumulatorsInfo.getSerializedUserAccumulators(),
					loader);
			} catch (Exception e) {
				throw new CompletionException(
					new FlinkException(
						String.format("Deserialization of accumulators for job %s failed.", jobID),
						e));
			}
		}).get(timeout.toMillis(), TimeUnit.MILLISECONDS);
	} catch (ExecutionException ee) {
		ExceptionUtils.rethrowException(ExceptionUtils.stripExecutionException(ee));
	}

	return result;
}
Example #8
Source File: JobAccumulatorsHandler.java    From flink with Apache License 2.0 5 votes vote down vote up 
public JobAccumulatorsHandler(
		GatewayRetriever<? extends RestfulGateway> leaderRetriever,
		Time timeout,
		Map<String, String> responseHeaders,
		MessageHeaders<EmptyRequestBody, JobAccumulatorsInfo, JobAccumulatorsMessageParameters> messageHeaders,
		ExecutionGraphCache executionGraphCache,
		Executor executor) {
	super(
		leaderRetriever,
		timeout,
		responseHeaders,
		messageHeaders,
		executionGraphCache,
		executor);
}
Example #9
Source File: JobAccumulatorsHandler.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Override
protected JobAccumulatorsInfo handleRequest(HandlerRequest<EmptyRequestBody, JobAccumulatorsMessageParameters> request, AccessExecutionGraph graph) throws RestHandlerException {
	List<Boolean> queryParams = request.getQueryParameter(AccumulatorsIncludeSerializedValueQueryParameter.class);

	final boolean includeSerializedValue;
	if (!queryParams.isEmpty()) {
		includeSerializedValue = queryParams.get(0);
	} else {
		includeSerializedValue = false;
	}

	return createJobAccumulatorsInfo(graph, includeSerializedValue);
}