Lesson 8: SchedulerListeners
SchedulerListeners are much like TriggerListeners and JobListeners, except they receive notification of events within the Scheduler itself - not necessarily events related to a specific trigger or job.
Scheduler-related events include: the addition of a job/trigger, the removal of a job/trigger, a serious error within the scheduler, notification of the scheduler being shutdown, and others.
SchedulerListeners 很像TriggerListeners 和JobListeners,除了它们接收调度程序本身中的事件通知——不一定是与特定触发器或作业相关的事件。
与Scheduler相关的事件包括:增加一个工作/触发器,删除一个工作/触发器,调度程序中的一个严重错误,调度程序被关闭,及其他的通知。
The org.quartz.SchedulerListener Interface
public interface SchedulerListener {
public void jobScheduled(Trigger trigger);
public void jobUnscheduled(String triggerName, String triggerGroup);
public void triggerFinalized(Trigger trigger);
public void triggersPaused(String triggerName, String triggerGroup);
public void triggersResumed(String triggerName, String triggerGroup);
public void jobsPaused(String jobName, String jobGroup);
public void jobsResumed(String jobName, String jobGroup);
public void schedulerError(String msg, SchedulerException cause);
public void schedulerStarted();
public void schedulerInStandbyMode();
public void schedulerShutdown();
public void schedulingDataCleared();
}
SchedulerListeners are registered with the scheduler’s ListenerManager. SchedulerListeners can be virtually any object that implements the org.quartz.SchedulerListener interface.
SchedulerListeners 注册在调度程序的ListenerManager中。SchedulerListeners 实际上可以是实现org.quartz.SchedulerListener接口的任何对象。
Adding a SchedulerListener:
scheduler.getListenerManager().addSchedulerListener(mySchedListener);
Removing a SchedulerListener:
scheduler.getListenerManager().removeSchedulerListener(mySchedListener);
Pasted from <http://www.quartz-scheduler.org/documentation/quartz-2.2.x/tutorials/tutorial-lesson-08.html>