Examples with UserAccumulator org.apache.flink.runtime.rest.messages.job.UserAccumulator used on opensource projects

Example 1 with UserAccumulator

use of org.apache.flink.runtime.rest.messages.job.UserAccumulator in project flink by apache.

the class JobVertexAccumulatorsHandler method handleRequest.

@Override
protected JobVertexAccumulatorsInfo handleRequest(HandlerRequest<EmptyRequestBody> request, AccessExecutionJobVertex jobVertex) throws RestHandlerException {
    StringifiedAccumulatorResult[] accs = jobVertex.getAggregatedUserAccumulatorsStringified();
    ArrayList<UserAccumulator> userAccumulatorList = new ArrayList<>(accs.length);
    for (StringifiedAccumulatorResult acc : accs) {
        userAccumulatorList.add(new UserAccumulator(acc.getName(), acc.getType(), acc.getValue()));
    }
    return new JobVertexAccumulatorsInfo(jobVertex.getJobVertexId().toString(), userAccumulatorList);
}

Example 2 with UserAccumulator

use of org.apache.flink.runtime.rest.messages.job.UserAccumulator in project flink by apache.

the class JobVertexAccumulatorsInfoTest method getTestResponseInstance.

@Override
protected JobVertexAccumulatorsInfo getTestResponseInstance() throws Exception {
    List<UserAccumulator> userAccumulatorList = new ArrayList<>(3);
    userAccumulatorList.add(new UserAccumulator("test name1", "test type1", "test value1"));
    userAccumulatorList.add(new UserAccumulator("test name2", "test type2", "test value2"));
    userAccumulatorList.add(new UserAccumulator("test name3", "test type3", "test value3"));
    return new JobVertexAccumulatorsInfo("testId", userAccumulatorList);
}

Example 3 with UserAccumulator

use of org.apache.flink.runtime.rest.messages.job.UserAccumulator in project flink by apache.

the class SubtaskExecutionAttemptAccumulatorsHandlerTest method testHandleRequest.

@Test
public void testHandleRequest() throws Exception {
    // Instance the handler.
    final RestHandlerConfiguration restHandlerConfiguration = RestHandlerConfiguration.fromConfiguration(new Configuration());
    final SubtaskExecutionAttemptAccumulatorsHandler handler = new SubtaskExecutionAttemptAccumulatorsHandler(() -> null, Time.milliseconds(100L), Collections.emptyMap(), SubtaskExecutionAttemptAccumulatorsHeaders.getInstance(), new DefaultExecutionGraphCache(restHandlerConfiguration.getTimeout(), Time.milliseconds(restHandlerConfiguration.getRefreshInterval())), TestingUtils.defaultExecutor());
    // Instance a empty request.
    final HandlerRequest<EmptyRequestBody> request = HandlerRequest.create(EmptyRequestBody.getInstance(), new SubtaskAttemptMessageParameters());
    final Map<String, OptionalFailure<Accumulator<?, ?>>> userAccumulators = new HashMap<>(3);
    userAccumulators.put("IntCounter", OptionalFailure.of(new IntCounter(10)));
    userAccumulators.put("LongCounter", OptionalFailure.of(new LongCounter(100L)));
    userAccumulators.put("Failure", OptionalFailure.ofFailure(new FlinkRuntimeException("Test")));
    // Instance the expected result.
    final StringifiedAccumulatorResult[] accumulatorResults = StringifiedAccumulatorResult.stringifyAccumulatorResults(userAccumulators);
    final int attemptNum = 1;
    final int subtaskIndex = 2;
    // Instance the tested execution.
    final ArchivedExecution execution = new ArchivedExecution(accumulatorResults, null, new ExecutionAttemptID(), attemptNum, ExecutionState.FINISHED, null, null, null, subtaskIndex, new long[ExecutionState.values().length]);
    // Invoke tested method.
    final SubtaskExecutionAttemptAccumulatorsInfo accumulatorsInfo = handler.handleRequest(request, execution);
    final ArrayList<UserAccumulator> userAccumulatorList = new ArrayList<>(userAccumulators.size());
    for (StringifiedAccumulatorResult accumulatorResult : accumulatorResults) {
        userAccumulatorList.add(new UserAccumulator(accumulatorResult.getName(), accumulatorResult.getType(), accumulatorResult.getValue()));
    }
    final SubtaskExecutionAttemptAccumulatorsInfo expected = new SubtaskExecutionAttemptAccumulatorsInfo(subtaskIndex, attemptNum, execution.getAttemptId().toString(), userAccumulatorList);
    // Verify.
    assertEquals(expected, accumulatorsInfo);
}

Example 4 with UserAccumulator

use of org.apache.flink.runtime.rest.messages.job.UserAccumulator in project flink by apache.

the class SubtaskExecutionAttemptAccumulatorsHandler method createAccumulatorInfo.

private static SubtaskExecutionAttemptAccumulatorsInfo createAccumulatorInfo(AccessExecution execution) {
    final StringifiedAccumulatorResult[] accs = execution.getUserAccumulatorsStringified();
    final ArrayList<UserAccumulator> userAccumulatorList = new ArrayList<>(accs.length);
    for (StringifiedAccumulatorResult acc : accs) {
        userAccumulatorList.add(new UserAccumulator(acc.getName(), acc.getType(), acc.getValue()));
    }
    return new SubtaskExecutionAttemptAccumulatorsInfo(execution.getParallelSubtaskIndex(), execution.getAttemptNumber(), execution.getAttemptId().toString(), userAccumulatorList);
}

Example 5 with UserAccumulator

use of org.apache.flink.runtime.rest.messages.job.UserAccumulator in project flink by apache.

the class SubtasksAllAccumulatorsHandler method handleRequest.

@Override
protected SubtasksAllAccumulatorsInfo handleRequest(HandlerRequest<EmptyRequestBody> request, AccessExecutionJobVertex jobVertex) throws RestHandlerException {
    JobVertexID jobVertexId = jobVertex.getJobVertexId();
    int parallelism = jobVertex.getParallelism();
    final List<SubtasksAllAccumulatorsInfo.SubtaskAccumulatorsInfo> subtaskAccumulatorsInfos = new ArrayList<>();
    for (AccessExecutionVertex vertex : jobVertex.getTaskVertices()) {
        TaskManagerLocation location = vertex.getCurrentAssignedResourceLocation();
        String locationString = location == null ? "(unassigned)" : location.getHostname();
        StringifiedAccumulatorResult[] accs = vertex.getCurrentExecutionAttempt().getUserAccumulatorsStringified();
        List<UserAccumulator> userAccumulators = new ArrayList<>(accs.length);
        for (StringifiedAccumulatorResult acc : accs) {
            userAccumulators.add(new UserAccumulator(acc.getName(), acc.getType(), acc.getValue()));
        }
        subtaskAccumulatorsInfos.add(new SubtasksAllAccumulatorsInfo.SubtaskAccumulatorsInfo(vertex.getCurrentExecutionAttempt().getParallelSubtaskIndex(), vertex.getCurrentExecutionAttempt().getAttemptNumber(), locationString, userAccumulators));
    }
    return new SubtasksAllAccumulatorsInfo(jobVertexId, parallelism, subtaskAccumulatorsInfos);
}