public  void endpointActivation(MessageEndpointFactory endpointFactory,
    ActivationSpec spec) throws ResourceException 
{
      log.debug("endpointActivation, spec="+spec);
      QuartzActivationSpec quartzSpec = (QuartzActivationSpec) spec;
      // allocate instance of endpoint to figure out its endpoint interface
      Class clazz = QuartzJob.class;
      MessageEndpoint tmpMe = endpointFactory.createEndpoint(null);
      if (tmpMe instanceof StatefulJob) clazz = StatefulQuartzJob.class;
      tmpMe.release();
      try
      {
         JobDetail jobDetail = new JobDetail(quartzSpec.getJobName(), quartzSpec.getJobGroup(), clazz, true, false, false);
         jobDetail.getJobDataMap().setAllowsTransientData(true);
         jobDetail.getJobDataMap().put("endpointFactory", endpointFactory);
         log.debug("adding job: " + quartzSpec);
         CronTrigger trigger = new CronTrigger(quartzSpec.getTriggerName(), quartzSpec.getTriggerGroup(), quartzSpec.getCronTrigger());
         sched.scheduleJob(jobDetail, trigger);
      }
      catch (Exception e)
      {
         log.error(e);
         throw new ResourceException(e);
      }
}

 public  void endpointDeactivation(MessageEndpointFactory endpointFactory,
    ActivationSpec spec) 
{
      QuartzActivationSpec quartzSpec = (QuartzActivationSpec) spec;
      try
      {
         log.debug("****endpointDeactivation: " + quartzSpec);
         sched.deleteJob(quartzSpec.getJobName(), quartzSpec.getJobGroup());
      }
      catch (SchedulerException e)
      {
         throw new RuntimeException(e);
      }
}

 public static WorkManager getConfigTimeWorkManager() 
{
       
      return (WorkManager) holder.get();
}

 public XAResource[] getXAResources(ActivationSpec[] specs) throws ResourceException 
{
      return new XAResource[0];
}

 public  void start(BootstrapContext ctx) throws ResourceAdapterInternalException 
{
      log.debug("start quartz!!!");
      // First we must get a reference to a scheduler
      SchedulerFactory sf = new StdSchedulerFactory();
      try
      {
         holder.set(ctx.getWorkManager());
         sched = sf.getScheduler();
         sched.start();
      }
      catch (SchedulerException e)
      {
         throw new ResourceAdapterInternalException(e);
      }
      finally
      {
         holder.set(null);
      }
}

 public  void stop() 
{
      log.debug("stop");
      try
      {
         sched.shutdown(true);
      }
      catch (SchedulerException e)
      {
         throw new RuntimeException(e);
      }
}