📅  最后修改于: 2022-03-11 14:52:47.634000             🧑  作者: Mango
Calendar today = Calendar.getInstance();
today.set(Calendar.HOUR_OF_DAY, 2);
today.set(Calendar.MINUTE, 0);
today.set(Calendar.SECOND, 0);
// every night at 2am you run your task
Timer timer = new Timer();
timer.schedule(new YourTask(), today.getTime(), TimeUnit.MILLISECONDS.convert(1, TimeUnit.DAYS)); // period: 1 day