Java Code Examples for org.apache.flink.runtime.blob.VoidPermanentBlobService#INSTANCE

@Test
public void testLibraryCacheManagerRegistration() throws Exception {
	final BlobLibraryCacheManager libraryCacheManager = new BlobLibraryCacheManager(
		VoidPermanentBlobService.INSTANCE,
		FlinkUserCodeClassLoaders.ResolveOrder.CHILD_FIRST,
		new String[]{});
	final JobManagerRunner jobManagerRunner = createJobManagerRunner(libraryCacheManager);

	try {
		jobManagerRunner.start();

		final JobID jobID = jobGraph.getJobID();
		assertThat(libraryCacheManager.hasClassLoader(jobID), is(true));

		jobManagerRunner.close();

		assertThat(libraryCacheManager.hasClassLoader(jobID), is(false));
	} finally {
		jobManagerRunner.close();
	}
}
 

@Test
public void testLibraryCacheManagerRegistration() throws Exception {
	final BlobLibraryCacheManager libraryCacheManager = new BlobLibraryCacheManager(
		VoidPermanentBlobService.INSTANCE,
		FlinkUserCodeClassLoaders.ResolveOrder.CHILD_FIRST,
		new String[]{});
	final JobManagerRunner jobManagerRunner = createJobManagerRunner(libraryCacheManager);

	try {
		jobManagerRunner.start();

		final JobID jobID = jobGraph.getJobID();
		assertThat(libraryCacheManager.hasClassLoader(jobID), is(true));

		jobManagerRunner.close();

		assertThat(libraryCacheManager.hasClassLoader(jobID), is(false));
	} finally {
		jobManagerRunner.close();
	}
}
 

public static void main(String[] args) throws Exception {

			System.err.println("creating task");

			// we suppress process exits via errors here to not
			// have a test that exits accidentally due to a programming error
			try {
				final Configuration taskManagerConfig = new Configuration();
				taskManagerConfig.setBoolean(TaskManagerOptions.KILL_ON_OUT_OF_MEMORY, true);

				final JobID jid = new JobID();
				final AllocationID allocationID = new AllocationID();
				final JobVertexID jobVertexId = new JobVertexID();
				final ExecutionAttemptID executionAttemptID = new ExecutionAttemptID();
				final AllocationID slotAllocationId = new AllocationID();

				final SerializedValue<ExecutionConfig> execConfig = new SerializedValue<>(new ExecutionConfig());

				final JobInformation jobInformation = new JobInformation(
						jid, "Test Job", execConfig, new Configuration(),
						Collections.emptyList(), Collections.emptyList());

				final TaskInformation taskInformation = new TaskInformation(
						jobVertexId, "Test Task", 1, 1, OomInvokable.class.getName(), new Configuration());

				final MemoryManager memoryManager = MemoryManagerBuilder.newBuilder().setMemorySize(1024 * 1024).build();
				final IOManager ioManager = new IOManagerAsync();

				final ShuffleEnvironment<?, ?> shuffleEnvironment = new NettyShuffleEnvironmentBuilder().build();

				final Configuration copiedConf = new Configuration(taskManagerConfig);
				final TaskManagerRuntimeInfo tmInfo = TaskManagerConfiguration
					.fromConfiguration(
						taskManagerConfig,
						TaskExecutorResourceUtils.resourceSpecFromConfigForLocalExecution(copiedConf),
						InetAddress.getLoopbackAddress().getHostAddress());

				final Executor executor = Executors.newCachedThreadPool();

				final TaskLocalStateStore localStateStore =
					new TaskLocalStateStoreImpl(
						jid,
						allocationID,
						jobVertexId,
						0,
						TestLocalRecoveryConfig.disabled(),
						executor);

				final TaskStateManager slotStateManager =
					new TaskStateManagerImpl(
						jid,
						executionAttemptID,
						localStateStore,
						null,
						mock(CheckpointResponder.class));

				Task task = new Task(
						jobInformation,
						taskInformation,
						executionAttemptID,
						slotAllocationId,
						0,       // subtaskIndex
						0,       // attemptNumber
						Collections.<ResultPartitionDeploymentDescriptor>emptyList(),
						Collections.<InputGateDeploymentDescriptor>emptyList(),
						0,       // targetSlotNumber
						memoryManager,
						ioManager,
						shuffleEnvironment,
						new KvStateService(new KvStateRegistry(), null, null),
						new BroadcastVariableManager(),
						new TaskEventDispatcher(),
						ExternalResourceInfoProvider.NO_EXTERNAL_RESOURCES,
						slotStateManager,
						new NoOpTaskManagerActions(),
						new NoOpInputSplitProvider(),
						NoOpCheckpointResponder.INSTANCE,
						new NoOpTaskOperatorEventGateway(),
						new TestGlobalAggregateManager(),
						TestingClassLoaderLease.newBuilder().build(),
						new FileCache(tmInfo.getTmpDirectories(), VoidPermanentBlobService.INSTANCE),
						tmInfo,
						UnregisteredMetricGroups.createUnregisteredTaskMetricGroup(),
						new NoOpResultPartitionConsumableNotifier(),
						new NoOpPartitionProducerStateChecker(),
						executor);

				System.err.println("starting task thread");

				task.startTaskThread();
			}
			catch (Throwable t) {
				System.err.println("ERROR STARTING TASK");
				t.printStackTrace();
			}

			System.err.println("parking the main thread");
			CommonTestUtils.blockForeverNonInterruptibly();
		}
 

private static Task createTask(
	StreamOperator<?> op,
	StateBackend backend,
	CheckpointResponder checkpointResponder) throws IOException {

	Configuration taskConfig = new Configuration();
	StreamConfig cfg = new StreamConfig(taskConfig);
	cfg.setStreamOperator(op);
	cfg.setOperatorID(new OperatorID());
	cfg.setStateBackend(backend);

	ExecutionConfig executionConfig = new ExecutionConfig();

	JobInformation jobInformation = new JobInformation(
			new JobID(),
			"test job name",
			new SerializedValue<>(executionConfig),
			new Configuration(),
			Collections.emptyList(),
			Collections.emptyList());

	TaskInformation taskInformation = new TaskInformation(
			new JobVertexID(),
			"test task name",
			1,
			11,
			TestStreamTask.class.getName(),
			taskConfig);

	ShuffleEnvironment<?, ?> shuffleEnvironment = new NettyShuffleEnvironmentBuilder().build();

	return new Task(
			jobInformation,
			taskInformation,
			new ExecutionAttemptID(),
			new AllocationID(),
			0,
			0,
			Collections.<ResultPartitionDeploymentDescriptor>emptyList(),
			Collections.<InputGateDeploymentDescriptor>emptyList(),
			0,
			mock(MemoryManager.class),
			mock(IOManager.class),
			shuffleEnvironment,
			new KvStateService(new KvStateRegistry(), null, null),
			mock(BroadcastVariableManager.class),
			new TaskEventDispatcher(),
			ExternalResourceInfoProvider.NO_EXTERNAL_RESOURCES,
			new TestTaskStateManager(),
			mock(TaskManagerActions.class),
			mock(InputSplitProvider.class),
			checkpointResponder,
			new NoOpTaskOperatorEventGateway(),
			new TestGlobalAggregateManager(),
			TestingClassLoaderLease.newBuilder().build(),
			new FileCache(new String[] { EnvironmentInformation.getTemporaryFileDirectory() },
				VoidPermanentBlobService.INSTANCE),
			new TestingTaskManagerRuntimeInfo(),
			UnregisteredMetricGroups.createUnregisteredTaskMetricGroup(),
			new NoOpResultPartitionConsumableNotifier(),
			mock(PartitionProducerStateChecker.class),
			Executors.directExecutor());
}