Java JobInfoChangeEvent类代码示例

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
HistoryEvent maybeEmitEvent(ParsedLine line, String jobIDName,
    HistoryEventEmitter thatg) {
  if (jobIDName == null) {
    return null;
  }

  JobID jobID = JobID.forName(jobIDName);

  String launchTime = line.get("LAUNCH_TIME");

  if (launchTime != null) {
    Job20LineHistoryEventEmitter that =
        (Job20LineHistoryEventEmitter) thatg;
    return new JobInfoChangeEvent(jobID, that.originalSubmitTime, Long
        .parseLong(launchTime));
  }

  return null;
}
 

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
/**
 * This transition executes in the event-dispatcher thread, though it's
 * triggered in MRAppMaster's startJobs() method.
 */
@Override
public void transition(JobImpl job, JobEvent event) {
  JobStartEvent jse = (JobStartEvent) event;
  if (jse.getRecoveredJobStartTime() != 0) {
    job.startTime = jse.getRecoveredJobStartTime();
  } else {
    job.startTime = job.clock.getTime();
  }
  JobInitedEvent jie =
    new JobInitedEvent(job.oldJobId,
         job.startTime,
         job.numMapTasks, job.numReduceTasks,
         job.getState().toString(),
         job.isUber());
  job.eventHandler.handle(new JobHistoryEvent(job.jobId, jie));
  JobInfoChangeEvent jice = new JobInfoChangeEvent(job.oldJobId,
      job.appSubmitTime, job.startTime);
  job.eventHandler.handle(new JobHistoryEvent(job.jobId, jice));
  job.metrics.runningJob(job);

  job.eventHandler.handle(new CommitterJobSetupEvent(
          job.jobId, job.jobContext));
}
 

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
/**
 * This transition executes in the event-dispatcher thread, though it's
 * triggered in MRAppMaster's startJobs() method.
 */
@Override
public void transition(JobImpl job, JobEvent event) {
  JobStartEvent jse = (JobStartEvent) event;
  if (jse.getRecoveredJobStartTime() != -1L) {
    job.startTime = jse.getRecoveredJobStartTime();
  } else {
    job.startTime = job.clock.getTime();
  }
  JobInitedEvent jie =
    new JobInitedEvent(job.oldJobId,
         job.startTime,
         job.numMapTasks, job.numReduceTasks,
         job.getState().toString(),
         job.isUber());
  job.eventHandler.handle(new JobHistoryEvent(job.jobId, jie));
  JobInfoChangeEvent jice = new JobInfoChangeEvent(job.oldJobId,
      job.appSubmitTime, job.startTime);
  job.eventHandler.handle(new JobHistoryEvent(job.jobId, jice));
  job.metrics.runningJob(job);

  job.eventHandler.handle(new CommitterJobSetupEvent(
          job.jobId, job.jobContext));
}
 

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
synchronized void updateJobInfo(long startTime, long launchTime) {
  // log and change to the job's start/launch time
  this.startTime = startTime;
  this.launchTime = launchTime;
  JobInfoChangeEvent event = 
    new JobInfoChangeEvent(jobId, startTime, launchTime);
   
  jobHistory.logEvent(event, jobId);
  
}
 

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
/**
 * Process one {@link HistoryEvent}
 * 
 * @param event
 *          The {@link HistoryEvent} to be processed.
 */
public void process(HistoryEvent event) {
  if (finalized) {
    throw new IllegalStateException(
        "JobBuilder.process(HistoryEvent event) called after ParsedJob built");
  }

  // these are in lexicographical order by class name.
  if (event instanceof AMStartedEvent) {
    // ignore this event as Rumen currently doesnt need this event
    //TODO Enhance Rumen to process this event and capture restarts
    return;
  } else if (event instanceof NormalizedResourceEvent) {
    // Log an warn message as NormalizedResourceEvent shouldn't be written.
    LOG.warn("NormalizedResourceEvent should be ignored in history server.");
  } else if (event instanceof JobFinishedEvent) {
    processJobFinishedEvent((JobFinishedEvent) event);
  } else if (event instanceof JobInfoChangeEvent) {
    processJobInfoChangeEvent((JobInfoChangeEvent) event);
  } else if (event instanceof JobInitedEvent) {
    processJobInitedEvent((JobInitedEvent) event);
  } else if (event instanceof JobPriorityChangeEvent) {
    processJobPriorityChangeEvent((JobPriorityChangeEvent) event);
  } else if (event instanceof JobQueueChangeEvent) {
    processJobQueueChangeEvent((JobQueueChangeEvent) event);
  } else if (event instanceof JobStatusChangedEvent) {
    processJobStatusChangedEvent((JobStatusChangedEvent) event);
  } else if (event instanceof JobSubmittedEvent) {
    processJobSubmittedEvent((JobSubmittedEvent) event);
  } else if (event instanceof JobUnsuccessfulCompletionEvent) {
    processJobUnsuccessfulCompletionEvent((JobUnsuccessfulCompletionEvent) event);
  } else if (event instanceof MapAttemptFinishedEvent) {
    processMapAttemptFinishedEvent((MapAttemptFinishedEvent) event);
  } else if (event instanceof ReduceAttemptFinishedEvent) {
    processReduceAttemptFinishedEvent((ReduceAttemptFinishedEvent) event);
  } else if (event instanceof TaskAttemptFinishedEvent) {
    processTaskAttemptFinishedEvent((TaskAttemptFinishedEvent) event);
  } else if (event instanceof TaskAttemptStartedEvent) {
    processTaskAttemptStartedEvent((TaskAttemptStartedEvent) event);
  } else if (event instanceof TaskAttemptUnsuccessfulCompletionEvent) {
    processTaskAttemptUnsuccessfulCompletionEvent((TaskAttemptUnsuccessfulCompletionEvent) event);
  } else if (event instanceof TaskFailedEvent) {
    processTaskFailedEvent((TaskFailedEvent) event);
  } else if (event instanceof TaskFinishedEvent) {
    processTaskFinishedEvent((TaskFinishedEvent) event);
  } else if (event instanceof TaskStartedEvent) {
    processTaskStartedEvent((TaskStartedEvent) event);
  } else if (event instanceof TaskUpdatedEvent) {
    processTaskUpdatedEvent((TaskUpdatedEvent) event);
  } else
    throw new IllegalArgumentException(
        "JobBuilder.process(HistoryEvent): unknown event type:"
        + event.getEventType() + " for event:" + event);
}
 

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
private void processJobInfoChangeEvent(JobInfoChangeEvent event) {
  result.setLaunchTime(event.getLaunchTime());
}
 

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
/**
 * Process one {@link HistoryEvent}
 * 
 * @param event
 *          The {@link HistoryEvent} to be processed.
 */
public void process(HistoryEvent event) {
  if (finalized) {
    throw new IllegalStateException(
        "JobBuilder.process(HistoryEvent event) called after ParsedJob built");
  }

  // these are in lexicographical order by class name.
  if (event instanceof AMStartedEvent) {
    // ignore this event as Rumen currently doesnt need this event
    //TODO Enhance Rumen to process this event and capture restarts
    return;
  } else if (event instanceof JobFinishedEvent) {
    processJobFinishedEvent((JobFinishedEvent) event);
  } else if (event instanceof JobInfoChangeEvent) {
    processJobInfoChangeEvent((JobInfoChangeEvent) event);
  } else if (event instanceof JobInitedEvent) {
    processJobInitedEvent((JobInitedEvent) event);
  } else if (event instanceof JobPriorityChangeEvent) {
    processJobPriorityChangeEvent((JobPriorityChangeEvent) event);
  } else if (event instanceof JobStatusChangedEvent) {
    processJobStatusChangedEvent((JobStatusChangedEvent) event);
  } else if (event instanceof JobSubmittedEvent) {
    processJobSubmittedEvent((JobSubmittedEvent) event);
  } else if (event instanceof JobUnsuccessfulCompletionEvent) {
    processJobUnsuccessfulCompletionEvent((JobUnsuccessfulCompletionEvent) event);
  } else if (event instanceof MapAttemptFinishedEvent) {
    processMapAttemptFinishedEvent((MapAttemptFinishedEvent) event);
  } else if (event instanceof ReduceAttemptFinishedEvent) {
    processReduceAttemptFinishedEvent((ReduceAttemptFinishedEvent) event);
  } else if (event instanceof TaskAttemptFinishedEvent) {
    processTaskAttemptFinishedEvent((TaskAttemptFinishedEvent) event);
  } else if (event instanceof TaskAttemptStartedEvent) {
    processTaskAttemptStartedEvent((TaskAttemptStartedEvent) event);
  } else if (event instanceof TaskAttemptUnsuccessfulCompletionEvent) {
    processTaskAttemptUnsuccessfulCompletionEvent((TaskAttemptUnsuccessfulCompletionEvent) event);
  } else if (event instanceof TaskFailedEvent) {
    processTaskFailedEvent((TaskFailedEvent) event);
  } else if (event instanceof TaskFinishedEvent) {
    processTaskFinishedEvent((TaskFinishedEvent) event);
  } else if (event instanceof TaskStartedEvent) {
    processTaskStartedEvent((TaskStartedEvent) event);
  } else if (event instanceof TaskUpdatedEvent) {
    processTaskUpdatedEvent((TaskUpdatedEvent) event);
  } else
    throw new IllegalArgumentException(
        "JobBuilder.process(HistoryEvent): unknown event type");
}
 

import org.apache.hadoop.mapreduce.jobhistory.JobInfoChangeEvent; //导入依赖的package包/类
/**
 * Process one {@link HistoryEvent}
 * 
 * @param event
 *          The {@link HistoryEvent} to be processed.
 */
public void process(HistoryEvent event) {
  if (finalized) {
    throw new IllegalStateException(
        "JobBuilder.process(HistoryEvent event) called after LoggedJob built");
  }

  // these are in lexicographical order by class name.
  if (event instanceof JobFinishedEvent) {
    processJobFinishedEvent((JobFinishedEvent) event);
  } else if (event instanceof JobInfoChangeEvent) {
    processJobInfoChangeEvent((JobInfoChangeEvent) event);
  } else if (event instanceof JobInitedEvent) {
    processJobInitedEvent((JobInitedEvent) event);
  } else if (event instanceof JobPriorityChangeEvent) {
    processJobPriorityChangeEvent((JobPriorityChangeEvent) event);
  } else if (event instanceof JobStatusChangedEvent) {
    processJobStatusChangedEvent((JobStatusChangedEvent) event);
  } else if (event instanceof JobSubmittedEvent) {
    processJobSubmittedEvent((JobSubmittedEvent) event);
  } else if (event instanceof JobUnsuccessfulCompletionEvent) {
    processJobUnsuccessfulCompletionEvent((JobUnsuccessfulCompletionEvent) event);
  } else if (event instanceof MapAttemptFinishedEvent) {
    processMapAttemptFinishedEvent((MapAttemptFinishedEvent) event);
  } else if (event instanceof ReduceAttemptFinishedEvent) {
    processReduceAttemptFinishedEvent((ReduceAttemptFinishedEvent) event);
  } else if (event instanceof TaskAttemptFinishedEvent) {
    processTaskAttemptFinishedEvent((TaskAttemptFinishedEvent) event);
  } else if (event instanceof TaskAttemptStartedEvent) {
    processTaskAttemptStartedEvent((TaskAttemptStartedEvent) event);
  } else if (event instanceof TaskAttemptUnsuccessfulCompletionEvent) {
    processTaskAttemptUnsuccessfulCompletionEvent((TaskAttemptUnsuccessfulCompletionEvent) event);
  } else if (event instanceof TaskFailedEvent) {
    processTaskFailedEvent((TaskFailedEvent) event);
  } else if (event instanceof TaskFinishedEvent) {
    processTaskFinishedEvent((TaskFinishedEvent) event);
  } else if (event instanceof TaskStartedEvent) {
    processTaskStartedEvent((TaskStartedEvent) event);
  } else if (event instanceof TaskUpdatedEvent) {
    processTaskUpdatedEvent((TaskUpdatedEvent) event);
  } else
    throw new IllegalArgumentException(
        "JobBuilder.process(HistoryEvent): unknown event type");
}