计时器

final Timer timer = new Timer();
count = 60;
view.setEnabled(false);
TimerTask timerTask = new TimerTask() {
    @Override
    public void run() {
        uiThread(view, false, count + "s后再次获取");
        count--;
        if (count < 0) {
            timer.cancel();
            cancel();
            uiThread(view, true, "获取验证码");
        }
    }
};

timer.schedule(timerTask, 0, 1000);