Android仿京东首页秒杀倒计时

<&＃63;xml version="1.0" encoding="utf-8"&＃63;>

 
 

//得到控件
 mMiaoshaShiTv = view.findViewById(R.id.tv_miaosha_shi);
 mMiaoshaTimeTv = view.findViewById(R.id.tv_miaosha_time);
 mMiaoshaMinterTv = view.findViewById(R.id.tv_miaosha_minter);
 mMiaoshaSecOndTv= view.findViewById(R.id.tv_miaosha_second);



 /****************京东秒杀倒计时**********************/

 //使用handler用于更新UI
 private Handler handler = new Handler() {
 @Override
 public void handleMessage(Message msg) {
  super.handleMessage(msg);
  countDown();
  handler.sendEmptyMessageDelayed(0, 1000);
 }
 };

 /**
 * 秒杀
 */
 private void countDown() {
 SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 Date curDate = new Date(System.currentTimeMillis());
 String format = df.format(curDate);
 StringBuffer buffer = new StringBuffer();
 String substring = format.substring(0, 11);
 buffer.append(substring);
 Log.d("ccc", substring);
 Calendar calendar = Calendar.getInstance();
 int hour = calendar.get(Calendar.HOUR_OF_DAY);
 if (hour % 2 == 0) {
  mMiaoshaTimeTv.setText(hour + "点场");
  buffer.append((hour + 2));
  buffer.append(":00:00");
 } else {
  mMiaoshaTimeTv.setText((hour - 1) + "点场");
  buffer.append((hour + 1));
  buffer.append(":00:00");
 }
 String totime = buffer.toString();
 try {
  java.util.Date date = df.parse(totime);
  java.util.Date date1 = df.parse(format);
  long defferenttime = date.getTime() - date1.getTime();
  long days = defferenttime / (1000 * 60 * 60 * 24);
  long hours = (defferenttime - days * (1000 * 60 * 60 * 24)) / (1000 * 60 * 60);
  long minute = (defferenttime - days * (1000 * 60 * 60 * 24) - hours * (1000 * 60 * 60)) / (1000 * 60);
  long secOnds= defferenttime % 60000;
  long secOnd= Math.round((float) seconds / 1000);
  mMiaoshaShiTv.setText("0" + hours + "");
  if (minute >= 10) {
  mMiaoshaMinterTv.setText(minute + "");
  } else {
  mMiaoshaMinterTv.setText("0" + minute + "");
  }
  if (second >= 10) {
  mMiaoshaSecondTv.setText(second + "");
  } else {
  mMiaoshaSecondTv.setText("0" + second + "");
  }
 } catch (ParseException e) {
  e.printStackTrace();
 }
 }

 /***************京东秒杀倒计时****************/

handler.sendEmptyMessage(0);