void LoginWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            List <string> lstArgs = e.Argument as List <string>;

            //获得该UMP服务器上配置的数据库信息
            lstDBsInUmp = ServerConfigOperationInServer.GetAllDBs(lstArgs[1], lstArgs[2]);

            string strHostName = System.Net.Dns.GetHostName();

            LoginResult = ServerConfigOperationInServer.UserLogin(lstArgs[1], lstArgs[2], lstArgs[3], lstArgs[4], lstArgs[0], strHostName);
        }