Package org.apache.hadoop.mapreduce.v2.app.job.event

Examples of org.apache.hadoop.mapreduce.v2.app.job.event.TaskRecoverEvent

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    @Override
    protected void attemptLaunched(TaskAttemptId attemptID) {
      if (attemptID.getTaskId().getId() == 0) {//check if it is first task
        // send the Fail event
        getContext().getEventHandler().handle(
            new TaskAttemptEvent(attemptID,
                TaskAttemptEventType.TA_FAILMSG));
      } else {
        getContext().getEventHandler().handle(
            new TaskAttemptEvent(attemptID,
                TaskAttemptEventType.TA_DONE));
      }
    }
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    protected void attemptLaunched(TaskAttemptId attemptID) {
      if (attemptID.getTaskId().getId() == 0 && attemptID.getId() == 0) {
        //check if it is first task's first attempt
        // send the Fail event
        getContext().getEventHandler().handle(
            new TaskAttemptEvent(attemptID,
                TaskAttemptEventType.TA_FAILMSG));
      } else {
        getContext().getEventHandler().handle(
            new TaskAttemptEvent(attemptID,
                TaskAttemptEventType.TA_DONE));
      }
    }
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        LOG.info("Ignoring killed event for successful reduce task attempt" +
                  taskAttempt.getID().toString());
        return TaskAttemptStateInternal.SUCCEEDED;
      }
      if(event instanceof TaskAttemptKillEvent) {
        TaskAttemptKillEvent msgEvent = (TaskAttemptKillEvent) event;
        //add to diagnostic
        taskAttempt.addDiagnosticInfo(msgEvent.getMessage());
      }

      // not setting a finish time since it was set on success
      assert (taskAttempt.getFinishTime() != 0);
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      MultipleArcTransition<TaskAttemptImpl, TaskAttemptEvent, TaskAttemptStateInternal> {

    @Override
    public TaskAttemptStateInternal transition(TaskAttemptImpl taskAttempt,
        TaskAttemptEvent event) {
      TaskAttemptRecoverEvent tare = (TaskAttemptRecoverEvent) event;
      return taskAttempt.recover(tare.getTaskAttemptInfo(),
          tare.getCommitter(), tare.getRecoverOutput());
    }
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    attemptId.setId(i);
    this.taskAttemptListener = taskAttemptListener;
    this.appContext = appContext;

    // Initialize reportedStatus
    reportedStatus = new TaskAttemptStatus();
    initTaskAttemptStatus(reportedStatus);

    ReadWriteLock readWriteLock = new ReentrantReadWriteLock();
    readLock = readWriteLock.readLock();
    writeLock = readWriteLock.writeLock();
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        boolean allDone = true;
        for (Task task : job.tasks.values()) {
          if(!task.isFinished()) {
            allDone = false;
            job.eventHandler.handle(
              new TaskEvent(task.getID(), TaskEventType.T_KILL));
          }
        }

        //If all tasks are already done, we should go directly to FAIL_ABORT
        if(allDone) {
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  protected void scheduleTasks(Set<TaskId> taskIDs,
      boolean recoverTaskOutput) {
    for (TaskId taskID : taskIDs) {
      TaskInfo taskInfo = completedTasksFromPreviousRun.remove(taskID);
      if (taskInfo != null) {
        eventHandler.handle(new TaskRecoverEvent(taskID, taskInfo,
            committer, recoverTaskOutput));
      } else {
        eventHandler.handle(new TaskEvent(taskID, TaskEventType.T_SCHEDULE));
      }
    }
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  protected void scheduleTasks(Set<TaskId> taskIDs,
      boolean recoverTaskOutput) {
    for (TaskId taskID : taskIDs) {
      TaskInfo taskInfo = completedTasksFromPreviousRun.remove(taskID);
      if (taskInfo != null) {
        eventHandler.handle(new TaskRecoverEvent(taskID, taskInfo,
            committer, recoverTaskOutput));
      } else {
        eventHandler.handle(new TaskEvent(taskID, TaskEventType.T_SCHEDULE));
      }
    }
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    when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
    when(mockTaskInfo.getTaskId()).thenReturn(taskID);
    when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);

    recoverMapTask.handle(
        new TaskRecoverEvent(taskId, mockTaskInfo,mockCommitter, true));

    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
    verify(mockEventHandler,atLeast(1)).handle(
        (org.apache.hadoop.yarn.event.Event) arg.capture());
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    when(mockTaskInfo.getTaskStatus()).thenReturn("FAILED");
    when(mockTaskInfo.getTaskId()).thenReturn(taskID);
    when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);

    recoverMapTask.handle(
        new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));

    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
    verify(mockEventHandler,atLeast(1)).handle(
        (org.apache.hadoop.yarn.event.Event) arg.capture());
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