import java.io.Serializable;

import java.util.Collection;

import java.util.Date;

import javax.annotation.Resource;

import javax.ejb.Schedule;

import javax.ejb.Singleton;

import javax.ejb.Startup;

import javax.ejb.Timeout;

import javax.ejb.Timer;

import javax.ejb.TimerService;

@Startup

@Singleton

public class TimerServiceBean {

    @Resource

    private TimerService timerServie;

    private int num;

    // 设置自定义定时器的方法，需要客户端调用

    public void setTimer(long outTime) {

        timerServie.createTimer(new Date(new Date().getTime() + outTime), outTime, "testTimer");

    }

    // 自定义定时器超时执行的方法

    @Timeout

    public void TimeOutAction(Timer timer) {

        System.out.println("=====Timeout " + num + " success!");

        num++;

        if (num == 10) {

            Collection<Timer> timers = timerServie.getTimers();

            for (Timer t : timers) {

                Serializable info = t.getInfo();

                if ("testTimer".equals(info)) {

                    t.cancel();

                }

            }

            num = 0;

        }

    }

    // 自动定时器配置极其超时执行方法

    @Schedule(persistent = true, minute = "*", second = "*/5", hour = "*")

    public void autoTimer() {

        System.out.println("====Auto Timer working");

    }

}