//总时长 间隔时间
CountDownTimerSupport mTimer = new CountDownTimerSupport(millisInFuture, countDownInterval);
// SimpleOnCountDownTimerListener
mTimer.setOnCountDownTimerListener(new OnCountDownTimerListener() {
    @Override
    public void onTick(long millisUntilFinished) {
        // 倒计时间隔
    }

    @Override
    public void onFinish() {
        // 倒计时结束
    }

    @Override
    public void onCancel() {
        // 倒计时手动停止
    }
});

mTimer.start();

mTimer.pause();

mTimer.resume();

mTimer.stop();

mTimer.reset();
mTimer.start();