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package com.abin.lee.quartz.all;

import org.quartz.Job;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;

public class UniversalQuartz implements Job{

 public void execute(JobExecutionContext arg0) throws JobExecutionException {
  System.out.println("执行定时任务: "+System.currentTimeMillis());
  
 }
 
}




package com.abin.lee.quartz.all;

import java.text.ParseException;
import java.util.Date;

import org.quartz.CronTrigger;
import org.quartz.JobDetail;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.SchedulerFactory;

public class UniversalQuartzManager {
 private static UniversalQuartzManager instance = null;
 private Scheduler sched = null;
 private SchedulerFactory factory = null;

 private UniversalQuartzManager() {
  _init();
 }

 private void _init() {
  factory = new org.quartz.impl.StdSchedulerFactory();
  try {
   sched = factory.getScheduler();
  } catch (SchedulerException e) {
   e.printStackTrace();
  }
 }

 public synchronized static UniversalQuartzManager getInstance() {
  if (instance == null) {
   instance = new UniversalQuartzManager();
  }
  return instance;
 }

 public void start() {
  try {
   sched.start();
   // 在这里加载需要执行的业务逻辑类UniversalQuartz.class
   JobDetail detail = new JobDetail("cmhksynchron", "cmhkSynch",
     UniversalQuartz.class);
   CronTrigger trigger = new CronTrigger();
   // 手动添加了时间
   trigger.setCronExpression("0/10 * * * * ? *");
//   trigger.setCronExpression("0 0-59 16 * * ?");
   trigger.setName("abintrigger");
   trigger.setStartTime(new Date());
   sched.scheduleJob(detail, trigger);
  } catch (SchedulerException e) {
   e.printStackTrace();
  } catch (ParseException e2) {
   e2.printStackTrace();
  }
 }

 public void stop() {
  try {
   sched.shutdown();
   sched = factory.getScheduler();
  } catch (SchedulerException e) {
   e.printStackTrace();
  }
 }

 public void refresh() {
  // 未知的原因,程序执行这段判断进入stop(),在sched.shutdown();这一句报错,//所以暂时将其屏蔽,以待后来解决
  // try {
  // if(sched != null && sched.isStarted()) {
  // this.stop();
  // }
  this.start();
  // } catch (SchedulerException e) {
  // e.printStackTrace();
  // }
 }

}

 




package com.abinl.lee.quartz.all.test;

import com.abin.lee.quartz.all.UniversalQuartzManager;

public class TestQuartz {
 public static void main(String[] args) {
  UniversalQuartzManager.getInstance().refresh(); 
 }

}



posted on 2012-08-25 12:43 abin 阅读(835) 评论(0)  编辑  收藏 所属分类: quartz

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