问如何检查哪个Quartz Scheduler作业未运行

EN

public String getPrintJobs() {
  StringBuilder sb = new StringBuilder();
  try {
   sb.append("Quartz Jobs\r\n\r\n");

   Scheduler scheduler = this.getJobScheduler();
         // All scheduled jobs
         for (String groupName : scheduler.getJobGroupNames()) {
             for (JobKey jobKey : scheduler.getJobKeys(GroupMatcher.jobGroupEquals(groupName))) {
                 JobDetail jobDetail = scheduler.getJobDetail(jobKey);
                 final List<? extends Trigger> triggers = scheduler.getTriggersOfJob(jobKey);
     Date nextFireTime = null;
     int priority = 5;
              if (triggers.size() > 0)
              {
                  nextFireTime = triggers.get(0).getNextFireTime();
                  priority = triggers.get(0).getPriority();
              }

     sb.append("Name= "+ jobKey.getName() + " Group=" + jobKey.getGroup() + " NextFireTime=" + nextFireTime + " Priority=" + priority + " Paused=" + (isJobPaused(jobKey.getName())?"IS PAUSED":"NOT PAUSED") + " Triggers #=" + triggers.size() + "\r\n\r\n"); 
             }
         }

         sb.append("End Quartz Jobs\r\n\r\n");
  } catch (Exception e) {
   logger.debug("debugPrintJobs:" + e.getMessage());
  }

  return sb.toString();
 }

 private Boolean isJobPaused(String jobName) throws SchedulerException {
  Scheduler scheduler = this.getJobScheduler();
     JobKey jobKey = new JobKey(jobName);
     JobDetail jobDetail = scheduler.getJobDetail(jobKey);
     List<? extends Trigger> triggers = scheduler.getTriggersOfJob(jobDetail.getKey());
     for (Trigger trigger : triggers) {
         TriggerState triggerState = scheduler.getTriggerState(trigger.getKey());
         if (TriggerState.PAUSED.equals(triggerState)) {
             return true;
         }
     }
     return false;
 }