using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

using CSNetwork.Protocols;

namespace CSNetwork
{
    public abstract class Manager
    {
        public abstract void OnAddSession(uint sid);
        public abstract void OnDelSession(uint sid);

        public virtual void OnAbortSession(uint sid) { }

        public virtual void OnRecvProtocol(uint sid, Protocol protocol) { }

        public abstract bool Close(uint sid);
        public abstract string GetLastError();
    }
}