Several examples of quartz 2.2.2

https://my.oschina.net/chengxiaoyuan/home?type=&scope=all&showme=NOTSHOW&p=1&temp=1519293929066

http://blog.csdn.net/zhuce0001/article/details/53239628

// Stateful job1 runs every 3 seconds, but with a 10-second delay (10 seconds of sleep in the task simulates 10 seconds to execute the task)  
        JobDetail job = newJob(StatefulDumbJob.class).withIdentity(  
                "statefulJob1", "group1").usingJobData(  
                StatefulDumbJob.EXECUTION_DELAY, 10000L).build();  
        SimpleTrigger trigger = newTrigger().withIdentity("trigger1", "group1")  
                .startAt (startTime) .withSchedule (  
                        simpleSchedule().withIntervalInSeconds(3)  
                                .repeatForever()).build();  
        Date ft = sched.scheduleJob(job, trigger);  
        log.info(job.getKey() + " will run at: " + ft + " and repeat: "  
                + trigger.getRepeatCount() + " times, every "  
                + trigger.getRepeatInterval () / 1000 + "seconds");  
  
        // Stateful job2 runs every 3 seconds, but with a 10-second delay (10 seconds of sleep in the task simulates 10 seconds of task execution)  
        // job2 has a policy set, so it will fire immediately after a miss, without waiting for the next trigger point  
        job = newJob(StatefulDumbJob.class).withIdentity("statefulJob2",  
                "group1").usingJobData(StatefulDumbJob.EXECUTION_DELAY, 10000L)  
                .build();  
        trigger = newTrigger().withIdentity("trigger2", "group1").startAt(  
                startTime).withSchedule(  
                simpleSchedule().withIntervalInSeconds(3).repeatForever()  
                // Set the scheduling policy after the missed trigger  
                        .withMisfireHandlingInstructionNowWithExistingCount())  
                .build();  
        ft = sched.scheduleJob(job, trigger);