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

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

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      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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    @Override
    public void transition(JobImpl job, JobEvent event) {
      job.addDiagnostic("Job received Kill while in RUNNING state.");
      for (Task task : job.tasks.values()) {
        job.eventHandler.handle(
            new TaskEvent(task.getID(), TaskEventType.T_KILL));
      }
      job.metrics.endRunningJob(job);
    }
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    taskId.setTaskType(mockTask.getType());   
    return taskId;
  }
 
  private void scheduleTaskAttempt(TaskId taskId) {
    mockTask.handle(new TaskEvent(taskId,
        TaskEventType.T_SCHEDULE));
    assertTaskScheduledState();
  }
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        TaskEventType.T_SCHEDULE));
    assertTaskScheduledState();
  }
 
  private void killTask(TaskId taskId) {
    mockTask.handle(new TaskEvent(taskId,
        TaskEventType.T_KILL));
    assertTaskKillWaitState();
  }
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    launchTaskAttempt(getLastAttempt().getAttemptId());
    commitTaskAttempt(getLastAttempt().getAttemptId());
    mockTask.handle(new TaskTAttemptEvent(getLastAttempt().getAttemptId(),
        TaskEventType.T_ATTEMPT_SUCCEEDED));
    assertTaskSucceededState();
    mockTask.handle(new TaskEvent(taskId, TaskEventType.T_KILL));
    assertTaskSucceededState();
  }
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    mockTask.handle(new TaskTAttemptEvent(taskAttempt.getAttemptId(),
        TaskEventType.T_ATTEMPT_FAILED));
    assertEquals(TaskState.FAILED, mockTask.getState());

    // verify task can no longer be killed
    mockTask.handle(new TaskEvent(taskId, TaskEventType.T_KILL));
    assertEquals(TaskState.FAILED, mockTask.getState());

    // verify speculative doesn't launch new tasks
    mockTask.handle(new TaskTAttemptEvent(getLastAttempt().getAttemptId(),
        TaskEventType.T_ADD_SPEC_ATTEMPT));
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      TaskId taskId = request.getTaskId();
      String message = "Kill task received from client " + taskId;
      LOG.info(message);
      verifyAndGetTask(taskId, true);
      appContext.getEventHandler().handle(
          new TaskEvent(taskId, TaskEventType.T_KILL));
      KillTaskResponse response =
        recordFactory.newRecordInstance(KillTaskResponse.class);
      return response;
    }
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    Task task1 = it.next();
    Task task2 = it.next();
   
    //send the kill signal to the first Task
    app.getContext().getEventHandler().handle(
          new TaskEvent(task1.getID(), TaskEventType.T_KILL));
   
    //unblock Task
    latch.countDown();
   
    //wait and validate for Job to become SUCCEEDED
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              this.cachedKillEvent = killEvent;
              return;
            }
          }
        } else if (event instanceof TaskEvent) {
          TaskEvent taskEvent = (TaskEvent) event;
          if (taskEvent.getType() == TaskEventType.T_ATTEMPT_SUCCEEDED
              && this.cachedKillEvent != null) {
            // When the TA comes and reports that it is done, send the
            // cachedKillEvent
            super.dispatch(this.cachedKillEvent);
            return;
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    @Override
    public void transition(JobImpl job, JobEvent event) {
      job.addDiagnostic("Job received Kill while in RUNNING state.");
      for (Task task : job.tasks.values()) {
        job.eventHandler.handle(
            new TaskEvent(task.getID(), TaskEventType.T_KILL));
      }
      job.metrics.endRunningJob(job);
    }
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