content: package com.cicada.player.demo.util;
  /*
   * Copyright (C) 2010-2018 Alibaba Group Holding Limited.
   */
  
  /**
   * 时间格式化工具类
   */
  public class TimeFormater {
  
      /**
       * 格式化毫秒数为 xx:xx:xx这样的时间格式。
       *
       * @param ms 毫秒数
       * @return 格式化后的字符串
       */
      public static String formatMs(long ms) {
          int seconds = (int) (ms / 1000);
          int finalSec = seconds % 60;
          int finalMin = seconds / 60 % 60;
          int finalHour = seconds / 3600;
  
          StringBuilder msBuilder = new StringBuilder("");
          if (finalHour > 9) {
              msBuilder.append(finalHour).append(":");
          } else if (finalHour > 0) {
              msBuilder.append("0").append(finalHour).append(":");
          }
  
          if (finalMin > 9) {
              msBuilder.append(finalMin).append(":");
          } else if (finalMin > 0) {
              msBuilder.append("0").append(finalMin).append(":");
          } else {
              msBuilder.append("00").append(":");
          }
  
          if (finalSec > 9) {
              msBuilder.append(finalSec);
          } else if (finalSec > 0) {
              msBuilder.append("0").append(finalSec);
          } else {
              msBuilder.append("00");
          }
  
          return msBuilder.toString();
      }
  }
  