CountDownTimer倒计时器的使用

private TextView vertifyView;  
    private CountDownTimer timer = new CountDownTimer(10000, 1000) {  
  
        @Override  
        public void onTick(long millisUntilFinished) {  
            vertifyView.setText((millisUntilFinished / 1000) + "秒后可重发");  
        }  
  
        @Override  
        public void onFinish() {  
            vertifyView.setEnabled(true);  
            vertifyView.setText("获取验证码");  
        }  
    };