JDK5 timer ScheduledExecutorService

//定时任务
ScheduledExecutorService executor= Executors.newScheduledThreadPool(5);
executor.schedule(new TimerTask(){

@Override
public void run() {
long time = System.currentTimeMillis();
buffService.removeLastTime(time);
}

},10,TimeUnit.HOURS);//表示多少个小时后执行