/// <summary>
 /// 默认构造函数
 /// </summary>
 /// <param name="accountService">帐号服务接口</param>
 /// <param name="gloCache">全局缓存</param>
 public AccountController(IAccountService accountService,
     GlobalCache gloCache)
 {
     this.accountService = accountService;
     this.gloCache = gloCache;
     ViewBag.UserCount = gloCache.UserCount();
 }