Package org.apache.tez.dag.app.dag

Examples of org.apache.tez.dag.app.dag.TaskStateInternal

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          + event.getType() + " while in state " + getInternalState()
          + ". Event: " + event);
    }
    try {
      writeLock.lock();
      TaskStateInternal oldState = getInternalState();
      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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          + event.getType() + " while in state " + getInternalState()
          + ". Event: " + event);
    }
    try {
      writeLock.lock();
      TaskStateInternal oldState = getInternalState();
      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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      unSucceed(task);

      // fake values for code for super.transition
      ++task.numberUncompletedAttempts;
      task.finishedAttempts--;
      TaskStateInternal returnState = super.transition(task, event);

      if (returnState == TaskStateInternal.SCHEDULED) {
        // tell the dag about the rescheduling
        task.eventHandler.handle(new VertexEventTaskReschedule(task.taskId));
      }
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          + event.getType() + " while in state " + getInternalState()
          + ". Event: " + event);
    }
    try {
      writeLock.lock();
      TaskStateInternal oldState = getInternalState();
      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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      unSucceed(task);

      // fake values for code for super.transition
      ++task.numberUncompletedAttempts;
      task.finishedAttempts--;
      TaskStateInternal returnState = super.transition(task, event);

      if (returnState == TaskStateInternal.SCHEDULED) {
        // tell the dag about the rescheduling
        task.eventHandler.handle(new VertexEventTaskReschedule(task.taskId));
      }
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              return TaskStateInternal.KILLED;
          }
        }
      }

      TaskStateInternal endState = TaskStateInternal.NEW;
      if (task.attempts != null) {
        for (TaskAttempt taskAttempt : task.attempts.values()) {
          task.eventHandler.handle(new TaskAttemptEvent(
              taskAttempt.getID(), TaskAttemptEventType.TA_RECOVER));
        }
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      unSucceed(task);

      // fake values for code for super.transition
      ++task.numberUncompletedAttempts;
      task.finishedAttempts--;
      TaskStateInternal returnState = super.transition(task, event);

      if (returnState == TaskStateInternal.SCHEDULED) {
        // tell the dag about the rescheduling
        task.eventHandler.handle(new VertexEventTaskReschedule(task.taskId));
      }
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          + event.getType() + " while in state " + getInternalState()
          + ". Event: " + event);
    }
    try {
      writeLock.lock();
      TaskStateInternal oldState = getInternalState();
      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 class RecoverTransition implements
      MultipleArcTransition<TaskImpl, TaskEvent, TaskStateInternal> {

    @Override
    public TaskStateInternal transition(TaskImpl task, TaskEvent taskEvent) {
      TaskStateInternal endState = TaskStateInternal.NEW;
      if (task.attempts != null) {
        for (TaskAttempt taskAttempt : task.attempts.values()) {
          task.eventHandler.handle(new TaskAttemptEvent(
              taskAttempt.getID(), TaskAttemptEventType.TA_RECOVER));
        }
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      unSucceed(task);

      // fake values for code for super.transition
      ++task.numberUncompletedAttempts;
      task.finishedAttempts--;
      TaskStateInternal returnState = super.transition(task, event);

      if (returnState == TaskStateInternal.SCHEDULED) {
        // tell the dag about the rescheduling
        task.eventHandler.handle(new VertexEventTaskReschedule(task.taskId));
      }
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Related Classes of org.apache.tez.dag.app.dag.TaskStateInternal

  • org.apache.tez.dag.app.dag.impl.TaskImpl
  • org.apache.tez.dag.app.dag.impl.TaskImpl$RecoverTransition
  • org.apache.tez.dag.app.dag.impl.TaskImpl$TaskRetroactiveFailureTransition
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