ScheduledExecutorService不影响其他的定时任务
// 1、创建ScheduledExecutorService线程池,多线程,做定时器ScheduledExecutorService pool = Executors.newScheduledThreadPool(3);// 2、开启定时任务pool.scheduleAtFixedRate(new TimerTask() {@Overridepublic void run() {System.out.println(Thread.currentThread().getName()+"执行输出时间:"+new Date());}},0,2, TimeUnit.SECONDS);
