supersocket+controller+action

     public class MasterServer : SuperSocket.SocketBase.AppServer<MasterSession>
     {

     }

     public class MasterSession: SuperSocket.SocketBase.AppSession<MasterSession>
     {
         protected override void HandleUnknownRequest(StringRequestInfo requestInfo)
         {
             Send(Const.None);
         }

         protected override void OnSessionStarted()
         {
             Console.WriteLine($"{this.RemoteEndPoint} connected, " +
                               $"total={this.AppServer.SessionCount}");
         }

         protected override void OnSessionClosed(CloseReason reason)
         {
             Console.WriteLine($"{this.RemoteEndPoint} disconnected, " +
                               $"total={this.AppServer.SessionCount}");
         }
     }

     public class Master : CommandBase<MasterSession, StringRequestInfo>
     {
         public override void ExecuteCommand(MasterSession session, StringRequestInfo requestInfo)
         {
             if (requestInfo.Parameters.Length > )
             {
                 string action = requestInfo.Parameters[];
                 string content = "";
                 if (requestInfo.Parameters.Length > )
                 {
                     content = requestInfo.Body.Trim().Substring(action.Length + );
                 }
                 if (action!=Const.ActionLogin && !session.Items.Keys.Contains(Const.User))
                 {
                     session.Send(Const.None);
                     return;
                 }
                 switch (action)
                 {
                     case Const.ActionLogin: Login(session, content);
                         break;
                     default: session.Send(Const.None);
                         break;
                 }
             }
             else
             {
                 session.Send(Const.None);
             }
         }

         void Login(MasterSession session, string content)
         {
             var user = content.FromJson<DtoLogin>();
             if (user.LoginName == "jonney" && user.Password == "")
             {
                 user.IsLogined = true;
                 user.SessionId = Guid.NewGuid().ToString();
                 user.Users = new List<int>();
                 user.Users.Add();
             }
             session.Logger.Debug(user.ToJson());
             if (user.IsLogined)
             {
                 session.Items.Remove(Const.User);
                 session.Items.Add(Const.User, user);
             }
             session.Send(user.ToJson());
         }

     }

 using System.Collections.Generic;

 namespace PublicLib
 {
     public class DtoBase
     {
         public int CurPage { get; set; }
         public int TotalPages { get; set; }
     }

     public class DtoLogin: DtoBase
     {
         public string LoginName { get; set; }
         public string Password { get; set; }

         public bool IsLogined { get; set; }
         public string SessionId { get; set; }
         public List<int> Users { get; set; }
     }

     public class Const
     {
         public const string None = "None";
         public const string User = "User";
         public const string ControlerMaster = "Master";
         public const string ActionLogin = "Login";
     }
 }

supersocket作为服务器处理Pda的请求，并返回json结果，demo代码。