gettimer.java

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package com.test.util;

import java.util.Calendar;

import javax.naming.InitialContext;
import javax.naming.NamingException;

import commonj.timers.TimerListener;
import commonj.timers.TimerManager;

public class getTimer {
	private long waitTime = 60 * 1000;

	public void getTime() throws NamingException {
		InitialContext ctx = new InitialContext();
		TimerManager mgr = (TimerManager) ctx
				.lookup("java:comp/env/timer/MyTimer");
		TimerListener listener = new TimeListener();

		// mgr.schedule(listener,8000);//定时器执行一次
		// mgr.scheduleAtFixedRate(listener,10000,5000);//定时器周期执行

		mgr.schedule(listener, 0, waitTime);//定时执行

		// 按照日历来执行定时器
		/*Calendar cal = Calendar.getInstance();

		cal.set(Calendar.HOUR, 12);
		mgr.schedule(listener, cal.getTime());*/

	}

}