///
 /// 引发接入事件
 ///
 /// 数据
 protected virtual void OnAcceptServerEvent(AcceptServerEventArgs e)
 {
     if (AcceptServerEvent != null)
     {
         AcceptServerEvent(this, e);
     }
 }
        private void ProcessAccept(SocketAsyncEventArgs acceptEventArgs)
        {
//             Program.Logger.InfoFormat("Client connection accepted. Local Address: {0}, Remote Address: {1}",
//                 acceptEventArgs.AcceptSocket.LocalEndPoint, acceptEventArgs.AcceptSocket.RemoteEndPoint);
            ClientContext client = m_ClientContextPool.Pop();

            try
            {
                client.ClientSocket = acceptEventArgs.AcceptSocket;
            }
            catch (System.Exception ex)
            {
                CloseClientSocket(client);
                OnErrorServerEvent(new ErrorServerEventArgs(ex, client, TCPErrorType.Unkown, "acceptinit:"));
                StartAccept(acceptEventArgs); //把当前异步事件释放,等待下次连接
                return;
            }
            lock (client)
            {
                AcceptServerEventArgs ae = new AcceptServerEventArgs(client);
                OnAcceptServerEvent(ae);
                if (ae.isCancel)
                {
                    CloseClientSocket(client);
                }
                else
                {
                    try
                    {
                        m_ClientContextList.Add(client);                                                 //添加到正在连接列表
                        bool willRaiseEvent = client.ClientSocket.ReceiveAsync(client.ReceiveEventArgs); //投递接收请求
                        if (!willRaiseEvent)
                        {
                            ProcessReceive(client.ReceiveEventArgs);
                        }
                    }
                    catch (Exception e)
                    {
                        CloseClientSocket(client);
                        //Exception ex = new Exception("accept:" + e.Message, e);
                        OnErrorServerEvent(new ErrorServerEventArgs(e, client, TCPErrorType.Unkown, "accept:"));
                        //                 Program.Logger.ErrorFormat("Accept client {0} error, message: {1}", userToken.ConnectSocket, E.Message);
                        //                 Program.Logger.Error(E.StackTrace);
                    }
                }
            }
            StartAccept(acceptEventArgs); //把当前异步事件释放,等待下次连接
        }