code: public void removeJob(JobID jobId) throws Exception {
  		LOG.debug("Remove job {} from job leader id monitoring.", jobId);
  
  		JobLeaderIdListener listener = jobLeaderIdListeners.remove(jobId);
  
  		if (listener != null) {
  			listener.stop();
  		}
  	}
docs: Remove the given job from being monitored by the service.
  
  @param jobId identifying the job to remove from monitor
  @throws Exception if removing the job fails