Java InlineDispatcher类代码示例

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Test
public void testHandlingApplicationFinishedEvent() throws IOException {
  DeletionService delService = new DeletionService(null);
  NonAggregatingLogHandler aggregatingLogHandler =
      new NonAggregatingLogHandler(new InlineDispatcher(),
          delService,
          dirsHandler,
          new NMNullStateStoreService());

  dirsHandler.init(conf);
  dirsHandler.start();
  delService.init(conf);
  delService.start();
  aggregatingLogHandler.init(conf);
  aggregatingLogHandler.start();
  
  // It should NOT throw RejectedExecutionException
  aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
  aggregatingLogHandler.stop();

  // It should NOT throw RejectedExecutionException after stopping
  // handler service.
  aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
  aggregatingLogHandler.close();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Test
public void testHandlingApplicationFinishedEvent() throws IOException {
  DeletionService delService = new DeletionService(null);
  NonAggregatingLogHandler aggregatingLogHandler =
      new NonAggregatingLogHandler(new InlineDispatcher(),
          delService,
          dirsHandler);

  dirsHandler.init(conf);
  dirsHandler.start();
  delService.init(conf);
  delService.start();
  aggregatingLogHandler.init(conf);
  aggregatingLogHandler.start();
  
  // It should NOT throw RejectedExecutionException
  aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
  aggregatingLogHandler.stop();

  // It should NOT throw RejectedExecutionException after stopping
  // handler service.
  aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
  aggregatingLogHandler.close();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Test
public void testHandlingApplicationFinishedEvent() {
  Configuration conf = new Configuration();
  LocalDirsHandlerService dirsService  = new LocalDirsHandlerService();
  DeletionService delService = new DeletionService(null);
  NonAggregatingLogHandler aggregatingLogHandler =
      new NonAggregatingLogHandler(new InlineDispatcher(),
          delService,
          dirsService);

  dirsService.init(conf);
  dirsService.start();
  delService.init(conf);
  delService.start();
  aggregatingLogHandler.init(conf);
  aggregatingLogHandler.start();
  ApplicationId appId = BuilderUtils.newApplicationId(1234, 1);
  // It should NOT throw RejectedExecutionException
  aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
  aggregatingLogHandler.stop();

  // It should NOT throw RejectedExecutionException after stopping
  // handler service.
  aggregatingLogHandler.handle(new LogHandlerAppFinishedEvent(appId));
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before
public void setUp() {
  Configuration conf = new Configuration();
  // Dispatcher that processes events inline
  Dispatcher dispatcher = new InlineDispatcher();
  dispatcher.register(SchedulerEventType.class, new EventHandler<Event>() {
    @Override
    public void handle(Event event) {
      ; // ignore
    }
  });
  RMContext context =
      new RMContextImpl(dispatcher, null, null, null, null,
        null, new RMContainerTokenSecretManager(conf),
        new NMTokenSecretManagerInRM(conf), null, null);
  dispatcher.register(RMNodeEventType.class,
      new ResourceManager.NodeEventDispatcher(context));
  NodesListManager nodesListManager = new NodesListManager(context);
  nodesListManager.init(conf);
  
  context.getContainerTokenSecretManager().rollMasterKey();
  context.getNMTokenSecretManager().rollMasterKey();
  resourceTrackerService = new ResourceTrackerService(context,
      nodesListManager, new NMLivelinessMonitor(dispatcher),
      context.getContainerTokenSecretManager(),
      context.getNMTokenSecretManager());
  resourceTrackerService.init(conf);
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before
public void setUp() {
  Configuration conf = new Configuration();
  // Dispatcher that processes events inline
  Dispatcher dispatcher = new InlineDispatcher();
  RMContext context = new RMContextImpl(dispatcher, null,
      null, null, null, null, null, null, null, null);
  dispatcher.register(SchedulerEventType.class,
      new InlineDispatcher.EmptyEventHandler());
  dispatcher.register(RMNodeEventType.class,
      new NodeEventDispatcher(context));
  NMLivelinessMonitor nmLivelinessMonitor = new TestNmLivelinessMonitor(
      dispatcher);
  nmLivelinessMonitor.init(conf);
  nmLivelinessMonitor.start();
  NodesListManager nodesListManager = new NodesListManager(context);
  nodesListManager.init(conf);
  RMContainerTokenSecretManager containerTokenSecretManager =
      new RMContainerTokenSecretManager(conf);
  containerTokenSecretManager.start();
  NMTokenSecretManagerInRM nmTokenSecretManager =
      new NMTokenSecretManagerInRM(conf);
  nmTokenSecretManager.start();
  resourceTrackerService = new ResourceTrackerService(context,
      nodesListManager, nmLivelinessMonitor, containerTokenSecretManager,
      nmTokenSecretManager);
  
  resourceTrackerService.init(conf);
  resourceTrackerService.start();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before
public void setUp() {
  Configuration conf = new Configuration();
  // Dispatcher that processes events inline
  Dispatcher dispatcher = new InlineDispatcher();

  dispatcher.register(RMNodeEventType.class,
      new TestRMNodeEventDispatcher());

  RMContext context = new RMContextImpl(dispatcher, null,
      null, null, null, null, null, null, null, null);
  dispatcher.register(SchedulerEventType.class,
      new InlineDispatcher.EmptyEventHandler());
  dispatcher.register(RMNodeEventType.class,
      new NodeEventDispatcher(context));
  NMLivelinessMonitor nmLivelinessMonitor = new NMLivelinessMonitor(
      dispatcher);
  nmLivelinessMonitor.init(conf);
  nmLivelinessMonitor.start();
  NodesListManager nodesListManager = new NodesListManager(context);
  nodesListManager.init(conf);
  RMContainerTokenSecretManager containerTokenSecretManager =
      new RMContainerTokenSecretManager(conf);
  containerTokenSecretManager.start();
  NMTokenSecretManagerInRM nmTokenSecretManager =
      new NMTokenSecretManagerInRM(conf);
  nmTokenSecretManager.start();
  resourceTrackerService = new ResourceTrackerService(context,
      nodesListManager, nmLivelinessMonitor, containerTokenSecretManager,
      nmTokenSecretManager);
  
  resourceTrackerService.init(conf);
  resourceTrackerService.start();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Test(timeout=5000)
public void testAppAttemptMetrics() throws Exception {
  AsyncDispatcher dispatcher = new InlineDispatcher();
  
  FifoScheduler scheduler = new FifoScheduler();
  RMApplicationHistoryWriter writer = mock(RMApplicationHistoryWriter.class);
  RMContext rmContext = new RMContextImpl(dispatcher, null,
      null, null, null, null, null, null, null, writer, scheduler);
  ((RMContextImpl) rmContext).setSystemMetricsPublisher(
      mock(SystemMetricsPublisher.class));

  Configuration conf = new Configuration();
  scheduler.setRMContext(rmContext);
  scheduler.init(conf);
  scheduler.start();
  scheduler.reinitialize(conf, rmContext);
  QueueMetrics metrics = scheduler.getRootQueueMetrics();
  int beforeAppsSubmitted = metrics.getAppsSubmitted();

  ApplicationId appId = BuilderUtils.newApplicationId(200, 1);
  ApplicationAttemptId appAttemptId = BuilderUtils.newApplicationAttemptId(
      appId, 1);

  SchedulerEvent appEvent = new AppAddedSchedulerEvent(appId, "queue", "user");
  scheduler.handle(appEvent);
  SchedulerEvent attemptEvent =
      new AppAttemptAddedSchedulerEvent(appAttemptId, false);
  scheduler.handle(attemptEvent);

  appAttemptId = BuilderUtils.newApplicationAttemptId(appId, 2);
  SchedulerEvent attemptEvent2 =
      new AppAttemptAddedSchedulerEvent(appAttemptId, false);
  scheduler.handle(attemptEvent2);

  int afterAppsSubmitted = metrics.getAppsSubmitted();
  Assert.assertEquals(1, afterAppsSubmitted - beforeAppsSubmitted);
  scheduler.stop();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Test
public void testAbortJobCalledAfterKillingTasks() throws IOException {
  Configuration conf = new Configuration();
  conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
  conf.set(MRJobConfig.MR_AM_COMMITTER_CANCEL_TIMEOUT_MS, "1000");
  InlineDispatcher dispatcher = new InlineDispatcher();
  dispatcher.init(conf);
  dispatcher.start();
  OutputCommitter committer = Mockito.mock(OutputCommitter.class);
  CommitterEventHandler commitHandler =
      createCommitterEventHandler(dispatcher, committer);
  commitHandler.init(conf);
  commitHandler.start();
  JobImpl job = createRunningStubbedJob(conf, dispatcher, 2, null);

  //Fail one task. This should land the JobImpl in the FAIL_WAIT state
  job.handle(new JobTaskEvent(
    MRBuilderUtils.newTaskId(job.getID(), 1, TaskType.MAP),
    TaskState.FAILED));
  //Verify abort job hasn't been called
  Mockito.verify(committer, Mockito.never())
    .abortJob((JobContext) Mockito.any(), (State) Mockito.any());
  assertJobState(job, JobStateInternal.FAIL_WAIT);

  //Verify abortJob is called once and the job failed
  Mockito.verify(committer, Mockito.timeout(2000).times(1))
    .abortJob((JobContext) Mockito.any(), (State) Mockito.any());
  assertJobState(job, JobStateInternal.FAILED);

  dispatcher.stop();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before 
@SuppressWarnings("unchecked")
public void setup() {
   dispatcher = new InlineDispatcher();
  
  ++startCount;
  
  conf = new JobConf();
  taskAttemptListener = mock(TaskAttemptListener.class);
  jobToken = (Token<JobTokenIdentifier>) mock(Token.class);
  remoteJobConfFile = mock(Path.class);
  credentials = null;
  clock = new SystemClock();
  metrics = mock(MRAppMetrics.class);  
  dataLocations = new String[1];
  
  appId = ApplicationId.newInstance(System.currentTimeMillis(), 1);

  jobId = Records.newRecord(JobId.class);
  jobId.setId(1);
  jobId.setAppId(appId);
  appContext = mock(AppContext.class);

  taskSplitMetaInfo = mock(TaskSplitMetaInfo.class);
  when(taskSplitMetaInfo.getLocations()).thenReturn(dataLocations); 
  
  taskAttempts = new ArrayList<MockTaskAttemptImpl>();    
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before
public void setUp() throws Exception {
  InlineDispatcher rmDispatcher = new InlineDispatcher();

  rmContext =
      new RMContextImpl(rmDispatcher, null, null, null,
        null, null, null, null, null);
  rmContext.setSystemMetricsPublisher(new SystemMetricsPublisher());
  rmContext.setRMApplicationHistoryWriter(mock(RMApplicationHistoryWriter.class));

  scheduler = mock(YarnScheduler.class);
  doAnswer(
      new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
          final SchedulerEvent event = (SchedulerEvent)(invocation.getArguments()[0]);
          eventType = event.getType();
          if (eventType == SchedulerEventType.NODE_UPDATE) {
            //DO NOTHING
          }
          return null;
        }
      }
      ).when(scheduler).handle(any(SchedulerEvent.class));

  rmDispatcher.register(SchedulerEventType.class,
      new TestSchedulerEventDispatcher());

  appId = ApplicationId.newInstance(System.currentTimeMillis(), 1);
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before
public void setUp() {
  Configuration conf = new Configuration();
  // Dispatcher that processes events inline
  dispatcher = new InlineDispatcher();

  dispatcher.register(RMNodeEventType.class,
      new TestRMNodeEventDispatcher());

  context = new RMContextImpl(dispatcher, null,
      null, null, null, null, null, null, null, null);
  dispatcher.register(SchedulerEventType.class,
      new InlineDispatcher.EmptyEventHandler());
  dispatcher.register(RMNodeEventType.class,
      new NodeEventDispatcher(context));
  NMLivelinessMonitor nmLivelinessMonitor = new NMLivelinessMonitor(
      dispatcher);
  nmLivelinessMonitor.init(conf);
  nmLivelinessMonitor.start();
  NodesListManager nodesListManager = new NodesListManager(context);
  nodesListManager.init(conf);
  RMContainerTokenSecretManager containerTokenSecretManager =
      new RMContainerTokenSecretManager(conf);
  containerTokenSecretManager.start();
  NMTokenSecretManagerInRM nmTokenSecretManager =
      new NMTokenSecretManagerInRM(conf);
  nmTokenSecretManager.start();
  resourceTrackerService = new ResourceTrackerService(context,
      nodesListManager, nmLivelinessMonitor, containerTokenSecretManager,
      nmTokenSecretManager);
  
  resourceTrackerService.init(conf);
  resourceTrackerService.start();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Test(timeout=5000)
public void testAppAttemptMetrics() throws Exception {
  AsyncDispatcher dispatcher = new InlineDispatcher();
  
  FifoScheduler scheduler = new FifoScheduler();
  RMApplicationHistoryWriter writer = mock(RMApplicationHistoryWriter.class);
  RMContext rmContext = new RMContextImpl(dispatcher, null,
      null, null, null, null, null, null, null, scheduler);
  ((RMContextImpl) rmContext).setSystemMetricsPublisher(
      mock(SystemMetricsPublisher.class));

  Configuration conf = new Configuration();
  ((RMContextImpl) rmContext).setScheduler(scheduler);
  scheduler.setRMContext(rmContext);
  scheduler.init(conf);
  scheduler.start();
  scheduler.reinitialize(conf, rmContext);
  QueueMetrics metrics = scheduler.getRootQueueMetrics();
  int beforeAppsSubmitted = metrics.getAppsSubmitted();

  ApplicationId appId = BuilderUtils.newApplicationId(200, 1);
  ApplicationAttemptId appAttemptId = BuilderUtils.newApplicationAttemptId(
      appId, 1);

  SchedulerEvent appEvent = new AppAddedSchedulerEvent(appId, "queue", "user");
  scheduler.handle(appEvent);
  SchedulerEvent attemptEvent =
      new AppAttemptAddedSchedulerEvent(appAttemptId, false);
  scheduler.handle(attemptEvent);

  appAttemptId = BuilderUtils.newApplicationAttemptId(appId, 2);
  SchedulerEvent attemptEvent2 =
      new AppAttemptAddedSchedulerEvent(appAttemptId, false);
  scheduler.handle(attemptEvent2);

  int afterAppsSubmitted = metrics.getAppsSubmitted();
  Assert.assertEquals(1, afterAppsSubmitted - beforeAppsSubmitted);
  scheduler.stop();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Test(timeout=5000)
public void testAppAttemptMetrics() throws Exception {
  AsyncDispatcher dispatcher = new InlineDispatcher();
  RMApplicationHistoryWriter writer = mock(RMApplicationHistoryWriter.class);
  RMContext rmContext = new RMContextImpl(dispatcher, null,
      null, null, null, null, null, null, null, writer);
  ((RMContextImpl) rmContext).setSystemMetricsPublisher(
      mock(SystemMetricsPublisher.class));

  FifoScheduler scheduler = new FifoScheduler();
  Configuration conf = new Configuration();
  scheduler.setRMContext(rmContext);
  scheduler.init(conf);
  scheduler.start();
  scheduler.reinitialize(conf, rmContext);
  QueueMetrics metrics = scheduler.getRootQueueMetrics();
  int beforeAppsSubmitted = metrics.getAppsSubmitted();

  ApplicationId appId = BuilderUtils.newApplicationId(200, 1);
  ApplicationAttemptId appAttemptId = BuilderUtils.newApplicationAttemptId(
      appId, 1);

  SchedulerEvent appEvent = new AppAddedSchedulerEvent(appId, "queue", "user");
  scheduler.handle(appEvent);
  SchedulerEvent attemptEvent =
      new AppAttemptAddedSchedulerEvent(appAttemptId, false);
  scheduler.handle(attemptEvent);

  appAttemptId = BuilderUtils.newApplicationAttemptId(appId, 2);
  SchedulerEvent attemptEvent2 =
      new AppAttemptAddedSchedulerEvent(appAttemptId, false);
  scheduler.handle(attemptEvent2);

  int afterAppsSubmitted = metrics.getAppsSubmitted();
  Assert.assertEquals(1, afterAppsSubmitted - beforeAppsSubmitted);
  scheduler.stop();
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before
public void setUp() {
  Configuration conf = new Configuration();
  // Dispatcher that processes events inline
  Dispatcher dispatcher = new InlineDispatcher();
  dispatcher.register(SchedulerEventType.class, new EventHandler<Event>() {
    @Override
    public void handle(Event event) {
      ; // ignore
    }
  });
  RMContext context =
      new RMContextImpl(dispatcher, null, null, null, null,
        null, new RMContainerTokenSecretManager(conf),
        new NMTokenSecretManagerInRM(conf), null);
  dispatcher.register(RMNodeEventType.class,
      new ResourceManager.NodeEventDispatcher(context));
  NodesListManager nodesListManager = new NodesListManager(context);
  nodesListManager.init(conf);
  
  context.getContainerTokenSecretManager().rollMasterKey();
  context.getNMTokenSecretManager().rollMasterKey();
  resourceTrackerService = new ResourceTrackerService(context,
      nodesListManager, new NMLivelinessMonitor(dispatcher),
      context.getContainerTokenSecretManager(),
      context.getNMTokenSecretManager());
  resourceTrackerService.init(conf);
}
 

import org.apache.hadoop.yarn.event.InlineDispatcher; //导入依赖的package包/类
@Before
public void setUp() {
  Configuration conf = new Configuration();
  // Dispatcher that processes events inline
  Dispatcher dispatcher = new InlineDispatcher();
  RMContext context = new RMContextImpl(dispatcher, null,
      null, null, null, null, null, null, null);
  dispatcher.register(SchedulerEventType.class,
      new InlineDispatcher.EmptyEventHandler());
  dispatcher.register(RMNodeEventType.class,
      new NodeEventDispatcher(context));
  NMLivelinessMonitor nmLivelinessMonitor = new TestNmLivelinessMonitor(
      dispatcher);
  nmLivelinessMonitor.init(conf);
  nmLivelinessMonitor.start();
  NodesListManager nodesListManager = new NodesListManager(context);
  nodesListManager.init(conf);
  RMContainerTokenSecretManager containerTokenSecretManager =
      new RMContainerTokenSecretManager(conf);
  containerTokenSecretManager.start();
  NMTokenSecretManagerInRM nmTokenSecretManager =
      new NMTokenSecretManagerInRM(conf);
  nmTokenSecretManager.start();
  resourceTrackerService = new ResourceTrackerService(context,
      nodesListManager, nmLivelinessMonitor, containerTokenSecretManager,
      nmTokenSecretManager);
  
  resourceTrackerService.init(conf);
  resourceTrackerService.start();
}