/*  * 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.example1;import java.util.Date;import org.apache.commons.logging.Log;import org.apache.commons.logging.LogFactory;import org.quartz.JobDetail;import org.quartz.Scheduler;import org.quartz.SchedulerFactory;import org.quartz.SimpleTrigger;import org.quartz.TriggerUtils;import org.quartz.impl.StdSchedulerFactory;/** * This Example will demonstrate how to start and shutdown the Quartz  * scheduler and how to schedule a job to run in Quartz. *  * @author Bill Kratzer */public class SimpleExample {		public void run() throws Exception {		Log log = LogFactory.getLog(SimpleExample.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 -------------------");		// computer a time that is on the next round minute		Date runTime = TriggerUtils.getEvenMinuteDate(new Date());		// define the job and tie it to our HelloJob class		JobDetail job = new JobDetail("job1", "group1", HelloJob.class);				// Trigger the job to run on the next round minute		SimpleTrigger trigger = 			new SimpleTrigger("trigger1", "group1", runTime);				// Tell quartz to schedule the job using our trigger		sched.scheduleJob(job, trigger);		log.info(job.getFullName() + " will run at: " + runTime);  		// Start up the scheduler (nothing can actually run until the 		// scheduler has been started)		sched.start();		log.info("------- Started Scheduler -----------------");		// wait long enough so that the scheduler as an opportunity to 		// run the job!		log.info("------- Waiting 90 seconds... -------------");		try {			// wait 90 seconds to show jobs			Thread.sleep(90L * 1000L); 			// executing...		} catch (Exception e) {		}		// shut down the scheduler		log.info("------- Shutting Down ---------------------");		sched.shutdown(true);		log.info("------- Shutdown Complete -----------------");	}	public static void main(String[] args) throws Exception {		SimpleExample example = new SimpleExample();		example.run();	}}