[英]how to cancel the time scheduled cron job in java?
public class CronTriggerApp {
public static void main(String[] args) {
try {
SchedulerFactory sf = new StdSchedulerFactory();
Scheduler scheduler = sf.getScheduler();
JobDetail job = JobBuilder.newJob(Main.class)
.withIdentity("dummyJobName", "group1").build();
System.out.println(job);
Date startTime = DateBuilder.nextGivenSecondDate(null, 5);
System.out.println(startTime);
// run every 20 seconds infinite loop
CronTrigger crontrigger = TriggerBuilder
.newTrigger()
.withIdentity("TwentySec", "group1")
.startAt(startTime)
.startNow()
.withSchedule(CronScheduleBuilder.cronSchedule("* * * ? * *"))//0 53 12 * * ? *
.build();
scheduler.start();
scheduler.scheduleJob(job, crontrigger);
//scheduler.shutdown();
} catch (SchedulerException se) {
se.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
}
public class Main implements Job {
public void execute(JobExecutionContext context) throws JobExecutionException
{
System.out.println("Trigger Starts.."+new Date());
System.out.println("ALL_OFF");
}
}
通过使用上面的代码,我可以安排cron job ..但如果想取消计划时间怎么能取消或停止计划任务? 任何人都可以帮助我如何停止或取消预定的任务?
您可以公开端点以中断它。 并使用调度程序的以下功能来阻止它。 scheduler.interrupt(jobDetail.getKey());
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