timer应用demo

package home.room.form.no;/** * add by xuhaobo 20110413 */import java.util.Calendar;import java.util.Date;import java.util.Timer;import java.util.TimerTask;public class TimeTask {int times = 0;public static void main(String[] args) {         TimeTask tTask=new TimeTask();        tTask.times =4;        tTask.loopTimeVoid(1000);    }    //执行定时任务    public void timeVoid(int time){    System.out.println("计时开始！");        final Timer timer = new Timer();        TimerTask tt=new TimerTask() {             @Override            public void run() {                System.out.println("到点啦！");                timer.cancel();            }        };        timer.schedule(tt, time);    }    //指定时间执行    public void theTimeVoid(){    Calendar calendar = Calendar.getInstance();    calendar.set(Calendar.HOUR_OF_DAY, 23);    calendar.set(Calendar.MINUTE, 1);    calendar.set(Calendar.SECOND, 0);    Date time = calendar.getTime();        final Timer timer = new Timer();        TimerTask tt=new TimerTask() {             @Override            public void run() {                System.out.println("到点啦！");                timer.cancel();            }        };        timer.schedule(tt, time);    }    //按间隔循环执行    public void loopTimeVoid(int time){    System.out.println("计时开始！");        final Timer timer = new Timer();        TimerTask tt=new TimerTask() {         int size =times;            @Override            public void run() {                if(size >0){                System.out.println("---"+size);                size--;                }else{                System.out.println("---结束");                timer.cancel();                }            }        };        timer.schedule(tt,0,time);    }}