/// <summary>
 /// 创建单列模式
 /// </summary>
 /// <returns></returns>
 public static RequestManagerFactory CreateInstance()
 {
     if (requestManagerFactory == null)
     {
         requestManagerFactory = new RequestManagerFactory();
     }
     return(requestManagerFactory);
 }
        protected override void OnPreInit(EventArgs e)
        {
            this.InititalLoginUser();
            string requestUrl     = Request.Url.AbsoluteUri;
            var    requestManager = RequestManagerFactory.CreateInstance().CreateBaseRequestManager(requestUrl);

            if (null != requestManager)
            {
                requestManager.ProcessRequest(this);
            }
        }