using System;

using System.Collections.Generic;

using System.Text;

using System.Net.Sockets;

using System.Net;

using Common;

using System.Threading;

using System.IO;

namespace BLL

{

   public class SocketControl

    {

       bool isRun = false;

       Socket socket;

       IPEndPoint ipEndPoint;

       Thread threadListen ;

       byte[] buffer = new byte[];  

       private void Init()

       {

           ipEndPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), ConfigInformation.UdpPort);

           socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);

           socket.Bind(ipEndPoint);   

       }

       public void Start()

       {

           Init();

           isRun = true;

           threadListen = new Thread(Listen);

           threadListen.Start();

       }

       private void Listen()

       {

          int dataLength ;

           while (isRun)

               {

                   try

                   {

                           if ( ( dataLength = socket.Receive(buffer) ) > )

                           {

                               Analyer(Encoding.ASCII.GetString(buffer, , dataLength));

                           }

                   }

                   catch(Exception ex)

                   {

                       Helper.LogWrite(ex.Message);

                   }

               }

       }

       private void Analyer(string data)

       {

           if (data == "LoadPlan")

           {

               PlanControl.LoadPlan(ConfigInformation.PlanConfigPath);

           }

       }

       public void Stop()

       {

           isRun = false;

           socket.Shutdown(SocketShutdown.Both);

           socket.Close();

       }

    }

}

if (socket.Poll(-,SelectMode.SelectRead))

                       {

                           if ( ( dataLength = socket.Receive(buffer) ) > )

                           {

                               Analyer(Encoding.ASCII.GetString(buffer, , dataLength));

                           }

                       }