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

Examples of org.apache.hadoop.mapreduce.v2.app.job.impl.MapTaskImpl

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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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            (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
      }

      switch(finalState) {
        case FAILED:
          taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
              taskAttempt.attemptId,
              TaskEventType.T_ATTEMPT_FAILED));
          break;
        case KILLED:
          taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
              taskAttempt.attemptId,
              TaskEventType.T_ATTEMPT_KILLED));
          break;
        default:
          LOG.error("Task final state is not FAILED or KILLED: " + finalState);
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      //make remoteTask reference as null as it is no more needed
      //and free up the memory
      taskAttempt.remoteTask = null;
     
      //tell the Task that attempt has started
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
         TaskEventType.T_ATTEMPT_LAUNCHED));
    }
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      SingleArcTransition<TaskAttemptImpl, TaskAttemptEvent> {
    @SuppressWarnings("unchecked")
    @Override
    public void transition(TaskAttemptImpl taskAttempt,
        TaskAttemptEvent event) {
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
         TaskEventType.T_ATTEMPT_COMMIT_PENDING));
    }
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      //set the finish time
      taskAttempt.setFinishTime();
      taskAttempt.eventHandler.handle(
          createJobCounterUpdateEventTASucceeded(taskAttempt));
      taskAttempt.logAttemptFinishedEvent(TaskAttemptStateInternal.SUCCEEDED);
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
          TaskEventType.T_ATTEMPT_SUCCEEDED));
      taskAttempt.eventHandler.handle
      (new SpeculatorEvent
          (taskAttempt.reportedStatus, taskAttempt.clock.getTime()));
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        // handling failed map/reduce events.
      }else {
        LOG.debug("Not generating HistoryFinish event since start event not " +
            "generated for taskAttempt: " + taskAttempt.getID());
      }
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId, TaskEventType.T_ATTEMPT_FAILED));
    }
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            taskAttempt.attemptId.getTaskId().getJobId(), tauce));
      }else {
        LOG.debug("Not generating HistoryFinish event since start event not " +
            "generated for taskAttempt: " + taskAttempt.getID());
      }
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId, TaskEventType.T_ATTEMPT_FAILED));
    }
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