org.apache.flink.runtime.accumulators.StringifiedAccumulatorResult Java Examples

@Override
protected JobVertexAccumulatorsInfo handleRequest(
		HandlerRequest<EmptyRequestBody, JobVertexMessageParameters> 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);
}
 

public ArchivedExecutionGraph build() {
	JobID jobID = this.jobID != null ? this.jobID : new JobID();
	String jobName = this.jobName != null ? this.jobName : "job_" + RANDOM.nextInt();

	if (tasks == null) {
		tasks = Collections.emptyMap();
	}

	return new ArchivedExecutionGraph(
		jobID,
		jobName,
		tasks,
		verticesInCreationOrder != null ? verticesInCreationOrder : new ArrayList<>(tasks.values()),
		stateTimestamps != null ? stateTimestamps : new long[JobStatus.values().length],
		state != null ? state : JobStatus.FINISHED,
		failureCause,
		jsonPlan != null ? jsonPlan : "{\"jobid\":\"" + jobID + "\", \"name\":\"" + jobName + "\", \"nodes\":[]}",
		archivedUserAccumulators != null ? archivedUserAccumulators : new StringifiedAccumulatorResult[0],
		serializedUserAccumulators != null ? serializedUserAccumulators : Collections.emptyMap(),
		archivedExecutionConfig != null ? archivedExecutionConfig : new ArchivedExecutionConfigBuilder().build(),
		isStoppable,
		null,
		null
	);
}
 

public ArchivedExecutionGraph build() {
	JobID jobID = this.jobID != null ? this.jobID : new JobID();
	String jobName = this.jobName != null ? this.jobName : "job_" + RANDOM.nextInt();

	if (tasks == null) {
		tasks = Collections.emptyMap();
	}

	return new ArchivedExecutionGraph(
		jobID,
		jobName,
		tasks,
		verticesInCreationOrder != null ? verticesInCreationOrder : new ArrayList<>(tasks.values()),
		stateTimestamps != null ? stateTimestamps : new long[JobStatus.values().length],
		state != null ? state : JobStatus.FINISHED,
		failureCause,
		jsonPlan != null ? jsonPlan : "{\"jobid\":\"" + jobID + "\", \"name\":\"" + jobName + "\", \"nodes\":[]}",
		archivedUserAccumulators != null ? archivedUserAccumulators : new StringifiedAccumulatorResult[0],
		serializedUserAccumulators != null ? serializedUserAccumulators : Collections.emptyMap(),
		archivedExecutionConfig != null ? archivedExecutionConfig : new ArchivedExecutionConfigBuilder().build(),
		isStoppable,
		null,
		null
	);
}
 

public SuspendableAccessExecutionGraph(JobID jobId) {
	super(
		jobId,
		"ExecutionGraphCacheTest",
		Collections.emptyMap(),
		Collections.emptyList(),
		new long[0],
		JobStatus.RUNNING,
		new ErrorInfo(new FlinkException("Test"), 42L),
		"",
		new StringifiedAccumulatorResult[0],
		Collections.emptyMap(),
		new ArchivedExecutionConfig(new ExecutionConfig()),
		false,
		null,
		null);

	jobStatus = super.getState();
}
 

public SuspendableAccessExecutionGraph(JobID jobId) {
	super(
		jobId,
		"ExecutionGraphCacheTest",
		Collections.emptyMap(),
		Collections.emptyList(),
		new long[0],
		JobStatus.RUNNING,
		new ErrorInfo(new FlinkException("Test"), 42L),
		"",
		new StringifiedAccumulatorResult[0],
		Collections.emptyMap(),
		new ArchivedExecutionConfig(new ExecutionConfig()),
		false,
		null,
		null);

	jobStatus = super.getState();
}
 

public ArchivedExecutionJobVertex(
		ArchivedExecutionVertex[] taskVertices,
		JobVertexID id,
		String name,
		int parallelism,
		int maxParallelism,
		ResourceProfile resourceProfile,
		StringifiedAccumulatorResult[] archivedUserAccumulators) {
	this.taskVertices = taskVertices;
	this.id = id;
	this.name = name;
	this.parallelism = parallelism;
	this.maxParallelism = maxParallelism;
	this.resourceProfile = resourceProfile;
	this.archivedUserAccumulators = archivedUserAccumulators;
}
 

@Override
protected JobVertexAccumulatorsInfo handleRequest(
		HandlerRequest<EmptyRequestBody, JobVertexMessageParameters> 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);
}
 

public ArchivedExecution(
		StringifiedAccumulatorResult[] userAccumulators, IOMetrics ioMetrics,
		ExecutionAttemptID attemptId, int attemptNumber, ExecutionState state, String failureCause,
		TaskManagerLocation assignedResourceLocation, AllocationID assignedAllocationID,  int parallelSubtaskIndex,
		long[] stateTimestamps) {
	this.userAccumulators = userAccumulators;
	this.ioMetrics = ioMetrics;
	this.failureCause = failureCause;
	this.assignedResourceLocation = assignedResourceLocation;
	this.attemptNumber = attemptNumber;
	this.attemptId = attemptId;
	this.state = state;
	this.stateTimestamps = stateTimestamps;
	this.parallelSubtaskIndex = parallelSubtaskIndex;
	this.assignedAllocationID = assignedAllocationID;
}
 

@Override
protected JobVertexAccumulatorsInfo handleRequest(
		HandlerRequest<EmptyRequestBody, JobVertexMessageParameters> 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);
}
 

public ArchivedExecution(
		StringifiedAccumulatorResult[] userAccumulators, IOMetrics ioMetrics,
		ExecutionAttemptID attemptId, int attemptNumber, ExecutionState state, String failureCause,
		TaskManagerLocation assignedResourceLocation, AllocationID assignedAllocationID,  int parallelSubtaskIndex,
		long[] stateTimestamps) {
	this.userAccumulators = userAccumulators;
	this.ioMetrics = ioMetrics;
	this.failureCause = failureCause;
	this.assignedResourceLocation = assignedResourceLocation;
	this.attemptNumber = attemptNumber;
	this.attemptId = attemptId;
	this.state = state;
	this.stateTimestamps = stateTimestamps;
	this.parallelSubtaskIndex = parallelSubtaskIndex;
	this.assignedAllocationID = assignedAllocationID;
}
 

public ArchivedExecutionJobVertex(
		ArchivedExecutionVertex[] taskVertices,
		JobVertexID id,
		String name,
		int parallelism,
		int maxParallelism,
		ResourceProfile resourceProfile,
		StringifiedAccumulatorResult[] archivedUserAccumulators) {
	this.taskVertices = taskVertices;
	this.id = id;
	this.name = name;
	this.parallelism = parallelism;
	this.maxParallelism = maxParallelism;
	this.resourceProfile = resourceProfile;
	this.archivedUserAccumulators = archivedUserAccumulators;
}
 

public ArchivedExecutionGraph build() {
	JobID jobID = this.jobID != null ? this.jobID : new JobID();
	String jobName = this.jobName != null ? this.jobName : "job_" + RANDOM.nextInt();

	if (tasks == null) {
		tasks = Collections.emptyMap();
	}

	return new ArchivedExecutionGraph(
		jobID,
		jobName,
		tasks,
		verticesInCreationOrder != null ? verticesInCreationOrder : new ArrayList<>(tasks.values()),
		stateTimestamps != null ? stateTimestamps : new long[JobStatus.values().length],
		state != null ? state : JobStatus.FINISHED,
		failureCause,
		jsonPlan != null ? jsonPlan : "{\"jobid\":\"" + jobID + "\", \"name\":\"" + jobName + "\", \"nodes\":[]}",
		archivedUserAccumulators != null ? archivedUserAccumulators : new StringifiedAccumulatorResult[0],
		serializedUserAccumulators != null ? serializedUserAccumulators : Collections.emptyMap(),
		archivedExecutionConfig != null ? archivedExecutionConfig : new ArchivedExecutionConfigBuilder().build(),
		isStoppable,
		null,
		null,
		"stateBackendName"
	);
}
 

public ArchivedExecution(
		StringifiedAccumulatorResult[] userAccumulators, IOMetrics ioMetrics,
		ExecutionAttemptID attemptId, int attemptNumber, ExecutionState state, String failureCause,
		TaskManagerLocation assignedResourceLocation, AllocationID assignedAllocationID,  int parallelSubtaskIndex,
		long[] stateTimestamps) {
	this.userAccumulators = userAccumulators;
	this.ioMetrics = ioMetrics;
	this.failureCause = failureCause;
	this.assignedResourceLocation = assignedResourceLocation;
	this.attemptNumber = attemptNumber;
	this.attemptId = attemptId;
	this.state = state;
	this.stateTimestamps = stateTimestamps;
	this.parallelSubtaskIndex = parallelSubtaskIndex;
	this.assignedAllocationID = assignedAllocationID;
}
 

public SuspendableAccessExecutionGraph(JobID jobId) {
	super(
		jobId,
		"DefaultExecutionGraphCacheTest",
		Collections.emptyMap(),
		Collections.emptyList(),
		new long[0],
		JobStatus.RUNNING,
		new ErrorInfo(new FlinkException("Test"), 42L),
		"",
		new StringifiedAccumulatorResult[0],
		Collections.emptyMap(),
		new ArchivedExecutionConfig(new ExecutionConfig()),
		false,
		null,
		null,
		"stateBackendName");

	jobStatus = super.getState();
}
 

@Override
public StringifiedAccumulatorResult[] getUserAccumulatorsStringified() {
	Map<String, OptionalFailure<Accumulator<?, ?>>> accumulators =
		userAccumulators == null ?
			null :
			userAccumulators.entrySet()
				.stream()
				.collect(Collectors.toMap(Map.Entry::getKey, entry -> OptionalFailure.of(entry.getValue())));
	return StringifiedAccumulatorResult.stringifyAccumulatorResults(accumulators);
}
 

public ArchivedExecutionGraph(
		JobID jobID,
		String jobName,
		Map<JobVertexID, ArchivedExecutionJobVertex> tasks,
		List<ArchivedExecutionJobVertex> verticesInCreationOrder,
		long[] stateTimestamps,
		JobStatus state,
		@Nullable ErrorInfo failureCause,
		String jsonPlan,
		StringifiedAccumulatorResult[] archivedUserAccumulators,
		Map<String, SerializedValue<OptionalFailure<Object>>> serializedUserAccumulators,
		ArchivedExecutionConfig executionConfig,
		boolean isStoppable,
		@Nullable CheckpointCoordinatorConfiguration jobCheckpointingConfiguration,
		@Nullable CheckpointStatsSnapshot checkpointStatsSnapshot) {

	this.jobID = Preconditions.checkNotNull(jobID);
	this.jobName = Preconditions.checkNotNull(jobName);
	this.tasks = Preconditions.checkNotNull(tasks);
	this.verticesInCreationOrder = Preconditions.checkNotNull(verticesInCreationOrder);
	this.stateTimestamps = Preconditions.checkNotNull(stateTimestamps);
	this.state = Preconditions.checkNotNull(state);
	this.failureCause = failureCause;
	this.jsonPlan = Preconditions.checkNotNull(jsonPlan);
	this.archivedUserAccumulators = Preconditions.checkNotNull(archivedUserAccumulators);
	this.serializedUserAccumulators = Preconditions.checkNotNull(serializedUserAccumulators);
	this.archivedExecutionConfig = Preconditions.checkNotNull(executionConfig);
	this.isStoppable = isStoppable;
	this.jobCheckpointingConfiguration = jobCheckpointingConfiguration;
	this.checkpointStatsSnapshot = checkpointStatsSnapshot;
}
 

public StringifiedAccumulatorResult[] getAggregatedUserAccumulatorsStringified() {
	Map<String, OptionalFailure<Accumulator<?, ?>>> userAccumulators = new HashMap<>();

	for (ExecutionVertex vertex : taskVertices) {
		Map<String, Accumulator<?, ?>> next = vertex.getCurrentExecutionAttempt().getUserAccumulators();
		if (next != null) {
			AccumulatorHelper.mergeInto(userAccumulators, next);
		}
	}

	return StringifiedAccumulatorResult.stringifyAccumulatorResults(userAccumulators);
}
 

public ArchivedExecutionGraph(
		JobID jobID,
		String jobName,
		Map<JobVertexID, ArchivedExecutionJobVertex> tasks,
		List<ArchivedExecutionJobVertex> verticesInCreationOrder,
		long[] stateTimestamps,
		JobStatus state,
		@Nullable ErrorInfo failureCause,
		String jsonPlan,
		StringifiedAccumulatorResult[] archivedUserAccumulators,
		Map<String, SerializedValue<OptionalFailure<Object>>> serializedUserAccumulators,
		ArchivedExecutionConfig executionConfig,
		boolean isStoppable,
		@Nullable CheckpointCoordinatorConfiguration jobCheckpointingConfiguration,
		@Nullable CheckpointStatsSnapshot checkpointStatsSnapshot) {

	this.jobID = Preconditions.checkNotNull(jobID);
	this.jobName = Preconditions.checkNotNull(jobName);
	this.tasks = Preconditions.checkNotNull(tasks);
	this.verticesInCreationOrder = Preconditions.checkNotNull(verticesInCreationOrder);
	this.stateTimestamps = Preconditions.checkNotNull(stateTimestamps);
	this.state = Preconditions.checkNotNull(state);
	this.failureCause = failureCause;
	this.jsonPlan = Preconditions.checkNotNull(jsonPlan);
	this.archivedUserAccumulators = Preconditions.checkNotNull(archivedUserAccumulators);
	this.serializedUserAccumulators = Preconditions.checkNotNull(serializedUserAccumulators);
	this.archivedExecutionConfig = Preconditions.checkNotNull(executionConfig);
	this.isStoppable = isStoppable;
	this.jobCheckpointingConfiguration = jobCheckpointingConfiguration;
	this.checkpointStatsSnapshot = checkpointStatsSnapshot;
}
 

@Override
protected SubtasksAllAccumulatorsInfo handleRequest(HandlerRequest<EmptyRequestBody, JobVertexMessageParameters> 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);
}
 

public StringifiedAccumulatorResult[] getAggregatedUserAccumulatorsStringified() {
	Map<String, OptionalFailure<Accumulator<?, ?>>> userAccumulators = new HashMap<>();

	for (ExecutionVertex vertex : taskVertices) {
		Map<String, Accumulator<?, ?>> next = vertex.getCurrentExecutionAttempt().getUserAccumulators();
		if (next != null) {
			AccumulatorHelper.mergeInto(userAccumulators, next);
		}
	}

	return StringifiedAccumulatorResult.stringifyAccumulatorResults(userAccumulators);
}
 

public ArchivedExecutionJobVertex build() {
	Preconditions.checkNotNull(taskVertices);
	return new ArchivedExecutionJobVertex(
		taskVertices,
		id != null ? id : new JobVertexID(),
		name != null ? name : "task_" + RANDOM.nextInt(),
		parallelism,
		maxParallelism,
		ResourceProfile.UNKNOWN,
		archivedUserAccumulators != null ? archivedUserAccumulators : new StringifiedAccumulatorResult[0]
	);
}
 

public ArchivedExecution build() throws UnknownHostException {
	return new ArchivedExecution(
		userAccumulators != null ? userAccumulators : new StringifiedAccumulatorResult[0],
		ioMetrics != null ? ioMetrics : new TestIOMetrics(),
		attemptId != null ? attemptId : new ExecutionAttemptID(),
		attemptNumber,
		state != null ? state : ExecutionState.FINISHED,
		failureCause != null ? failureCause : "(null)",
		assignedResourceLocation != null ? assignedResourceLocation : new TaskManagerLocation(new ResourceID("tm"), InetAddress.getLocalHost(), 1234),
		assignedAllocationID != null ? assignedAllocationID : new AllocationID(0L, 0L),
		parallelSubtaskIndex,
		stateTimestamps != null ? stateTimestamps : new long[]{1, 2, 3, 4, 5, 5, 5, 5}
	);
}
 

private static void compareStringifiedAccumulators(StringifiedAccumulatorResult[] runtimeAccs, StringifiedAccumulatorResult[] archivedAccs) {
	assertEquals(runtimeAccs.length, archivedAccs.length);

	for (int x = 0; x < runtimeAccs.length; x++) {
		StringifiedAccumulatorResult runtimeResult = runtimeAccs[x];
		StringifiedAccumulatorResult archivedResult = archivedAccs[x];

		assertEquals(runtimeResult.getName(), archivedResult.getName());
		assertEquals(runtimeResult.getType(), archivedResult.getType());
		assertEquals(runtimeResult.getValue(), archivedResult.getValue());
	}
}
 

@Override
protected SubtasksAllAccumulatorsInfo handleRequest(HandlerRequest<EmptyRequestBody, JobVertexMessageParameters> 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);
}
 

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);
}
 

@Override
public StringifiedAccumulatorResult[] getUserAccumulatorsStringified() {
	Map<String, OptionalFailure<Accumulator<?, ?>>> accumulators =
		userAccumulators == null ?
			null :
			userAccumulators.entrySet()
				.stream()
				.collect(Collectors.toMap(Map.Entry::getKey, entry -> OptionalFailure.of(entry.getValue())));
	return StringifiedAccumulatorResult.stringifyAccumulatorResults(accumulators);
}
 

public ArchivedExecutionGraph(
		JobID jobID,
		String jobName,
		Map<JobVertexID, ArchivedExecutionJobVertex> tasks,
		List<ArchivedExecutionJobVertex> verticesInCreationOrder,
		long[] stateTimestamps,
		JobStatus state,
		@Nullable ErrorInfo failureCause,
		String jsonPlan,
		StringifiedAccumulatorResult[] archivedUserAccumulators,
		Map<String, SerializedValue<OptionalFailure<Object>>> serializedUserAccumulators,
		ArchivedExecutionConfig executionConfig,
		boolean isStoppable,
		@Nullable CheckpointCoordinatorConfiguration jobCheckpointingConfiguration,
		@Nullable CheckpointStatsSnapshot checkpointStatsSnapshot,
		@Nullable String stateBackendName) {

	this.jobID = Preconditions.checkNotNull(jobID);
	this.jobName = Preconditions.checkNotNull(jobName);
	this.tasks = Preconditions.checkNotNull(tasks);
	this.verticesInCreationOrder = Preconditions.checkNotNull(verticesInCreationOrder);
	this.stateTimestamps = Preconditions.checkNotNull(stateTimestamps);
	this.state = Preconditions.checkNotNull(state);
	this.failureCause = failureCause;
	this.jsonPlan = Preconditions.checkNotNull(jsonPlan);
	this.archivedUserAccumulators = Preconditions.checkNotNull(archivedUserAccumulators);
	this.serializedUserAccumulators = Preconditions.checkNotNull(serializedUserAccumulators);
	this.archivedExecutionConfig = Preconditions.checkNotNull(executionConfig);
	this.isStoppable = isStoppable;
	this.jobCheckpointingConfiguration = jobCheckpointingConfiguration;
	this.checkpointStatsSnapshot = checkpointStatsSnapshot;
	this.stateBackendName = stateBackendName;
}
 

public StringifiedAccumulatorResult[] getAggregatedUserAccumulatorsStringified() {
	Map<String, OptionalFailure<Accumulator<?, ?>>> userAccumulators = new HashMap<>();

	for (ExecutionVertex vertex : taskVertices) {
		Map<String, Accumulator<?, ?>> next = vertex.getCurrentExecutionAttempt().getUserAccumulators();
		if (next != null) {
			AccumulatorHelper.mergeInto(userAccumulators, next);
		}
	}

	return StringifiedAccumulatorResult.stringifyAccumulatorResults(userAccumulators);
}
 

private static ArchivedExecutionJobVertex createArchivedExecutionJobVertex(JobVertexID jobVertexID) {
	final StringifiedAccumulatorResult[] emptyAccumulators = new StringifiedAccumulatorResult[0];
	final long[] timestamps = new long[ExecutionState.values().length];
	final ExecutionState expectedState = ExecutionState.RUNNING;

	final LocalTaskManagerLocation assignedResourceLocation = new LocalTaskManagerLocation();
	final AllocationID allocationID = new AllocationID();

	final int subtaskIndex = 1;
	final int attempt = 2;
	return new ArchivedExecutionJobVertex(
		new ArchivedExecutionVertex[]{
			new ArchivedExecutionVertex(
				subtaskIndex,
				"test task",
				new ArchivedExecution(
					new StringifiedAccumulatorResult[0],
					null,
					new ExecutionAttemptID(),
					attempt,
					expectedState,
					"error",
					assignedResourceLocation,
					allocationID,
					subtaskIndex,
					timestamps),
				new EvictingBoundedList<>(0)
			)
		},
		jobVertexID,
		jobVertexID.toString(),
		1,
		1,
		ResourceProfile.UNKNOWN,
		emptyAccumulators);
}
 

private static void compareStringifiedAccumulators(StringifiedAccumulatorResult[] runtimeAccs, StringifiedAccumulatorResult[] archivedAccs) {
	assertEquals(runtimeAccs.length, archivedAccs.length);

	for (int x = 0; x < runtimeAccs.length; x++) {
		StringifiedAccumulatorResult runtimeResult = runtimeAccs[x];
		StringifiedAccumulatorResult archivedResult = archivedAccs[x];

		assertEquals(runtimeResult.getName(), archivedResult.getName());
		assertEquals(runtimeResult.getType(), archivedResult.getType());
		assertEquals(runtimeResult.getValue(), archivedResult.getValue());
	}
}