Package org.apache.hadoop.mapreduce.v2.api.records

Examples of org.apache.hadoop.mapreduce.v2.api.records.TaskState

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      LOG.debug("Processing " + event.getTaskID() + " of type "
          + event.getType());
    }
    try {
      writeLock.lock();
      TaskState oldState = getState();
      try {
        stateMachine.doTransition(event.getType(), event);
      } catch (InvalidStateTransitonException e) {
        LOG.error("Can't handle this event at current state for "
            + this.taskId, e);
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  @Override
  public void handle(TaskEvent event) {
    LOG.info("Processing " + event.getTaskID() + " of type " + event.getType());
    try {
      writeLock.lock();
      TaskState oldState = getState();
      try {
        stateMachine.doTransition(event.getType(), event);
      } catch (InvalidStateTransitonException e) {
        LOG.error("Can't handle this event at current state for "
            + this.taskId, e);
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    }
  }
 
  private static void updateMillisCounters(JobCounterUpdateEvent jce,
      TaskAttemptImpl taskAttempt) {
    TaskType taskType = taskAttempt.getID().getTaskId().getTaskType();
    long duration = (taskAttempt.getFinishTime() - taskAttempt.getLaunchTime());
    int mbRequired =
        taskAttempt.getMemoryRequired(taskAttempt.conf, taskType);
    int vcoresRequired = taskAttempt.getCpuRequired(taskAttempt.conf, taskType);
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    return jce;
  }
 
  private static JobCounterUpdateEvent createJobCounterUpdateEventTAFailed(
      TaskAttemptImpl taskAttempt, boolean taskAlreadyCompleted) {
    TaskType taskType = taskAttempt.getID().getTaskId().getTaskType();
    JobCounterUpdateEvent jce = new JobCounterUpdateEvent(taskAttempt.getID().getTaskId().getJobId());
   
    if (taskType == TaskType.MAP) {
      jce.addCounterUpdate(JobCounter.NUM_FAILED_MAPS, 1);
    } else {
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    return jce;
  }
 
  private static JobCounterUpdateEvent createJobCounterUpdateEventTAKilled(
      TaskAttemptImpl taskAttempt, boolean taskAlreadyCompleted) {
    TaskType taskType = taskAttempt.getID().getTaskId().getTaskType();
    JobCounterUpdateEvent jce = new JobCounterUpdateEvent(taskAttempt.getID().getTaskId().getJobId());
   
    if (taskType == TaskType.MAP) {
      jce.addCounterUpdate(JobCounter.NUM_KILLED_MAPS, 1);
    } else {
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    TestingJobEventHandler jeh = new TestingJobEventHandler();
    dispatcher.register(JobEventType.class, jeh);

    SystemClock clock = new SystemClock();
    AppContext appContext = mock(AppContext.class);
    ApplicationAttemptId attemptid =
      ConverterUtils.toApplicationAttemptId("appattempt_1234567890000_0001_0");
    when(appContext.getApplicationID()).thenReturn(attemptid.getApplicationId());
    when(appContext.getApplicationAttemptId()).thenReturn(attemptid);
    when(appContext.getEventHandler()).thenReturn(
        dispatcher.getEventHandler());
    when(appContext.getClock()).thenReturn(clock);
    OutputCommitter committer = mock(OutputCommitter.class);
    TestingRMHeartbeatHandler rmhh =
        new TestingRMHeartbeatHandler();

    CommitterEventHandler ceh = new CommitterEventHandler(appContext,
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    }
  }

  @Test
  public void testBasic() throws Exception {
    AppContext mockContext = mock(AppContext.class);
    OutputCommitter mockCommitter = mock(OutputCommitter.class);
    Clock mockClock = mock(Clock.class);
   
    CommitterEventHandler handler = new CommitterEventHandler(mockContext,
        mockCommitter, new TestingRMHeartbeatHandler());
    YarnConfiguration conf = new YarnConfiguration();
    conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
    JobContext mockJobContext = mock(JobContext.class);
    ApplicationAttemptId attemptid =
      ConverterUtils.toApplicationAttemptId("appattempt_1234567890000_0001_0");
    JobId jobId =  TypeConverter.toYarn(
        TypeConverter.fromYarn(attemptid.getApplicationId()));
   
    WaitForItHandler waitForItHandler = new WaitForItHandler();
   
    when(mockContext.getApplicationID()).thenReturn(attemptid.getApplicationId());
    when(mockContext.getApplicationAttemptId()).thenReturn(attemptid);
    when(mockContext.getEventHandler()).thenReturn(waitForItHandler);
    when(mockContext.getClock()).thenReturn(mockClock);
   
    handler.init(conf);
    handler.start();
    try {
      handler.handle(new CommitterJobCommitEvent(jobId, mockJobContext));
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    }
  }

  @Test
  public void testFailure() throws Exception {
    AppContext mockContext = mock(AppContext.class);
    OutputCommitter mockCommitter = mock(OutputCommitter.class);
    Clock mockClock = mock(Clock.class);
   
    CommitterEventHandler handler = new CommitterEventHandler(mockContext,
        mockCommitter, new TestingRMHeartbeatHandler());
    YarnConfiguration conf = new YarnConfiguration();
    conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
    JobContext mockJobContext = mock(JobContext.class);
    ApplicationAttemptId attemptid =
      ConverterUtils.toApplicationAttemptId("appattempt_1234567890000_0001_0");
    JobId jobId =  TypeConverter.toYarn(
        TypeConverter.fromYarn(attemptid.getApplicationId()));
   
    WaitForItHandler waitForItHandler = new WaitForItHandler();
   
    when(mockContext.getApplicationID()).thenReturn(attemptid.getApplicationId());
    when(mockContext.getApplicationAttemptId()).thenReturn(attemptid);
    when(mockContext.getEventHandler()).thenReturn(waitForItHandler);
    when(mockContext.getClock()).thenReturn(mockClock);
   
    doThrow(new YarnRuntimeException("Intentional Failure")).when(mockCommitter)
      .commitJob(any(JobContext.class));
   
    handler.init(conf);
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    TestingJobEventHandler jeh = new TestingJobEventHandler();
    dispatcher.register(JobEventType.class, jeh);

    SystemClock clock = new SystemClock();
    AppContext appContext = mock(AppContext.class);
    ApplicationAttemptId attemptid =
      ConverterUtils.toApplicationAttemptId("appattempt_1234567890000_0001_0");
    when(appContext.getApplicationID()).thenReturn(attemptid.getApplicationId());
    when(appContext.getApplicationAttemptId()).thenReturn(attemptid);
    when(appContext.getEventHandler()).thenReturn(
        dispatcher.getEventHandler());
    when(appContext.getClock()).thenReturn(clock);
    OutputCommitter committer = mock(OutputCommitter.class);
    TestingRMHeartbeatHandler rmhh =
        new TestingRMHeartbeatHandler();

    CommitterEventHandler ceh = new CommitterEventHandler(appContext,
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    }
  }

  @Test
  public void testBasic() throws Exception {
    AppContext mockContext = mock(AppContext.class);
    OutputCommitter mockCommitter = mock(OutputCommitter.class);
    Clock mockClock = mock(Clock.class);
   
    CommitterEventHandler handler = new CommitterEventHandler(mockContext,
        mockCommitter, new TestingRMHeartbeatHandler());
    YarnConfiguration conf = new YarnConfiguration();
    conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);
    JobContext mockJobContext = mock(JobContext.class);
    ApplicationAttemptId attemptid =
      ConverterUtils.toApplicationAttemptId("appattempt_1234567890000_0001_0");
    JobId jobId =  TypeConverter.toYarn(
        TypeConverter.fromYarn(attemptid.getApplicationId()));
   
    WaitForItHandler waitForItHandler = new WaitForItHandler();
   
    when(mockContext.getApplicationID()).thenReturn(attemptid.getApplicationId());
    when(mockContext.getApplicationAttemptId()).thenReturn(attemptid);
    when(mockContext.getEventHandler()).thenReturn(waitForItHandler);
    when(mockContext.getClock()).thenReturn(mockClock);
   
    handler.init(conf);
    handler.start();
    try {
      handler.handle(new CommitterJobCommitEvent(jobId, mockJobContext));
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Related Classes of org.apache.hadoop.mapreduce.v2.api.records.TaskState

  • org.apache.hadoop.conf.Configuration
  • org.apache.hadoop.fs.FileSystem
  • org.apache.hadoop.fs.FSDataInputStream
  • org.apache.hadoop.fs.Path
  • org.apache.hadoop.fs.permission.FsPermission
  • org.apache.hadoop.mapred.JobConf
  • org.apache.hadoop.mapred.TaskAttemptListenerImpl
  • org.apache.hadoop.mapred.TestClientRedirect
  • org.apache.hadoop.mapred.TestClientRedirect$AMService
  • org.apache.hadoop.mapred.TestClientRedirect$HistoryService
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