/*  * Copyright 2005 OpenSymphony  *  * Licensed under the Apache License, Version 2.0 (the "License"); you may not  * use this file except in compliance with the License. You may obtain a copy  * of the License at  *  *   http://www.apache.org/licenses/LICENSE-2.0  *    * Unless required by applicable law or agreed to in writing, software  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the  * License for the specific language governing permissions and limitations  * under the License. *  */package org.quartz.examples.example2;import java.util.Date;import org.quartz.JobDetail;import org.quartz.Scheduler;import org.quartz.SchedulerFactory;import org.quartz.SchedulerMetaData;import org.quartz.SimpleTrigger;import org.quartz.TriggerUtils;import org.quartz.impl.StdSchedulerFactory;import org.apache.commons.logging.LogFactory;import org.apache.commons.logging.Log;/** * This Example will demonstrate all of the basics of scheduling capabilities * of Quartz using Simple Triggers. *  * @author Bill Kratzer */public class SimpleTriggerExample {		public void run() throws Exception {		Log log = LogFactory.getLog(SimpleTriggerExample.class);		log.info("------- Initializing -------------------");		// First we must get a reference to a scheduler		SchedulerFactory sf = new StdSchedulerFactory();		Scheduler sched = sf.getScheduler();		log.info("------- Initialization Complete --------");		log.info("------- Scheduling Jobs ----------------");		// jobs can be scheduled before sched.start() has been called		// get a "nice round" time a few seconds in the future...		long ts = TriggerUtils.getNextGivenSecondDate(null, 15).getTime();		// job1 will only fire once at date/time "ts"		JobDetail job = new JobDetail("job1", "group1", SimpleJob.class);		SimpleTrigger trigger = 			new SimpleTrigger("trigger1", "group1", new Date(ts));		// schedule it to run!		Date ft = sched.scheduleJob(job, trigger);		log.info(job.getFullName() +				" will run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");		// job2 will only fire once at date/time "ts"		job = new JobDetail("job2", "group1", SimpleJob.class);		trigger = new SimpleTrigger("trigger2", "group1", "job2", "group1",				new Date(ts), null, 0, 0);		ft = sched.scheduleJob(job, trigger);		log.info(job.getFullName() +				" will run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");		// job3 will run 11 times (run once and repeat 10 more times)		// job3 will repeat every 10 seconds (10000 ms)		job = new JobDetail("job3", "group1", SimpleJob.class);		trigger = new SimpleTrigger("trigger3", "group1", "job3", "group1",				new Date(ts), null, 10, 10000L);		ft = sched.scheduleJob(job, trigger);		log.info(job.getFullName() +				" will run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");				// the same job (job3) will be scheduled by a another trigger		// this time will only run every 70 seocnds (70000 ms)		trigger = new SimpleTrigger("trigger3", "group2", "job3", "group1",				new Date(ts), null, 2, 70000L);		ft = sched.scheduleJob(trigger);		log.info(job.getFullName() +				" will [also] run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");		// job4 will run 6 times (run once and repeat 5 more times)		// job4 will repeat every 10 seconds (10000 ms)		job = new JobDetail("job4", "group1", SimpleJob.class);		trigger = new SimpleTrigger("trigger4", "group1", "job4", "group1",				new Date(ts), null, 5, 10000L);		ft = sched.scheduleJob(job, trigger);		log.info(job.getFullName() +				" will run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");		// job5 will run once, five minutes past "ts" (300 seconds past "ts")		job = new JobDetail("job5", "group1", SimpleJob.class);		trigger = new SimpleTrigger("trigger5", "group1", "job5", "group1",				new Date(ts + 300000L), null, 0, 0);		ft = sched.scheduleJob(job, trigger);		log.info(job.getFullName() +				" will run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");		// job6 will run indefinitely, every 50 seconds		job = new JobDetail("job6", "group1", SimpleJob.class);		trigger = new SimpleTrigger("trigger6", "group1", "job6", "group1",				new Date(ts), null, SimpleTrigger.REPEAT_INDEFINITELY, 50000L);		ft = sched.scheduleJob(job, trigger);		log.info(job.getFullName() +				" will run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");		log.info("------- Starting Scheduler ----------------");		// All of the jobs have been added to the scheduler, but none of the jobs		// will run until the scheduler has been started		sched.start();		log.info("------- Started Scheduler -----------------");		// jobs can also be scheduled after start() has been called...		// job7 will repeat 20 times, repeat every five minutes		job = new JobDetail("job7", "group1", SimpleJob.class);		trigger = new SimpleTrigger("trigger7", "group1", "job7", "group1",				new Date(ts), null, 20, 300000L);		ft = sched.scheduleJob(job, trigger);		log.info(job.getFullName() +				" will run at: " + ft +  				" and repeat: " + trigger.getRepeatCount() + 				" times, every " + trigger.getRepeatInterval() / 1000 + " seconds");				// jobs can be fired directly... (rather than waiting for a trigger)		job = new JobDetail("job8", "group1", SimpleJob.class);		job.setDurability(true);		sched.addJob(job, true);		log.info("'Manually' triggering job8...");		sched.triggerJob("job8", "group1");		log.info("------- Waiting 30 seconds... --------------");		try {			// wait 30 seconds to show jobs			Thread.sleep(30L * 1000L); 			// executing...		} catch (Exception e) {		}		// jobs can be re-scheduled...  		// job 7 will run immediately and repeat 10 times for every second		log.info("------- Rescheduling... --------------------");		trigger = new SimpleTrigger("trigger7", "group1", "job7", "group1", 				new Date(), null, 10, 1000L);		ft = sched.rescheduleJob("trigger7", "group1", trigger);		log.info("job7 rescheduled to run at: " + ft);				log.info("------- Waiting five minutes... ------------");		try {			// wait five minutes to show jobs			Thread.sleep(300L * 1000L); 			// executing...		} catch (Exception e) {		}		log.info("------- Shutting Down ---------------------");		sched.shutdown(true);		log.info("------- Shutdown Complete -----------------");		// display some stats about the schedule that just ran		SchedulerMetaData metaData = sched.getMetaData();		log.info("Executed " + metaData.numJobsExecuted() + " jobs.");	}	public static void main(String[] args) throws Exception {		SimpleTriggerExample example = new SimpleTriggerExample();		example.run();	}}