短信验证码倒计时

private int recLen = 60;  //倒计时 private void sendtime() {        // 发送验证码按钮的倒计时设置        if (recLen > 0) {            final Timer timer = new Timer();            TimerTask task = null;            task = new TimerTask() {                @Override                public void run() {                    getcheckkey.setClickable(false);                    runOnUiThread(new Runnable() { // UI thread                        @Override                        public void run() {                            if (recLen < 1) {                                getcheckkey.setText("再次获取 ");                                timer.cancel();                                recLen = 60;                                //send = true;                                getcheckkey.setClickable(true);                            }else{                                recLen--;                                getcheckkey.setText("" + recLen + "秒后可再次获取");                                //send = false;                            }                        }                    });                }            };            timer.schedule(task, 1000, 1000); // timeTask        }    }