Java--定时

TimerTask task = new TimerTask() {

            @Override
            public void run() {
                // TODO Auto-generated method stub
                synchronized (lock) {
                    lock.notify();
                }
            }
        };
        Timer timer = new Timer();
        long delay = 0;
        long intevalPeriod = 1000;
        timer.schedule(task, delay, intevalPeriod);