C#做了个多线程网络通信的例子

using System;using System.Collections.Generic;using System.Text;using System.Net;using System.Net.Sockets;using System.Threading;namespace server{    class Program    {        public static TcpListener myList;        public static Socket s;        static void Main(string[] args)        {            try            {                // 把IP地址转换为IPAddress的实例 先得主机名再得IP                IPAddress ipAd = IPAddress.Parse(Dns.GetHostEntry(Dns.GetHostName()).AddressList[0].ToString());                // 初始化监听器， 端口为8001                myList = new TcpListener(ipAd, 8001);                // 开始监听服务器端口                myList.Start();                // 输出服务器启动信息                Console.WriteLine("在8001端口启动服务...");                Console.WriteLine("本地节点为:" + myList.LocalEndpoint);                Console.WriteLine("等待连接.....");                while (true)                {                    // 等待处理接入连接请求                    // 新建立的连接用套接字s表示                     s = myList.AcceptSocket();                    //AcceptSocket 是一个阻塞方法，它返回可用来发送和接收数据的 Socket。如果希望避免阻塞，您可以使用 Pending 方法来确定传入连接队列中是否有连接请求。                    //这里用一个新的类来接收s，在类里起一个thread处理                     AcceptSocketClass accept = new AcceptSocketClass(s);                    accept.StartThread();                }                // 善后工作，释放资源                //s.Close();                //myList.Stop();            }            catch (Exception e)            {                Console.WriteLine("Error..... " + e.StackTrace);            }            Console.ReadLine();        }    }    public class AcceptSocketClass    {        public static int times = 0; // 注意这里必须是静态变量(也就是类变量)才能在不同实例中更新它。        Socket socket;        public AcceptSocketClass(Socket s)        {            socket = s;        }        public void StartThread()        {            //这个类起一个线程处理你的事件             Console.WriteLine("\n连接来自 " + socket.RemoteEndPoint);            // 接收客户端信息            byte[] b = new byte[100];            int k = socket.Receive(b);            if (k > 0)            {                Console.WriteLine("收到第{0}批数据流...", times + 1);                for (int i = 0; i < k; i++)                {                    Console.Write(Convert.ToChar(b[i]));                }                Thread td = new Thread(new ParameterizedThreadStart(DoAction));                td.Start(times);                times++;            }        }        private void DoAction(object t)        {            Console.WriteLine("启动第{0}个线程", (int)t + 1);            Thread.Sleep(10000);            Console.WriteLine("第{0}个线程醒了", (int)t + 1);            // 处理客户端请求，给客户端回应            ASCIIEncoding asen = new ASCIIEncoding();            socket.Send(asen.GetBytes("The" + ((int)t + 1).ToString() + "th string was Echoed by the server."));            Console.WriteLine("\n第{0}个线程已发送回应信息", (int)t + 1);            Thread.CurrentThread.Abort();//干完就退        }    }}

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using System;using System.Collections.Generic;using System.Text;using System.IO;using System.Net;using System.Net.Sockets;using System.Threading;namespace client{    class Program    {        public static int t = 1;        public static string strHost = "192.168.1.1";//直接用本机IP省事        public static string str;        static void Main(string[] args)        {            try            {                Thread[] myTd = new Thread[100];                for (int j = 0; j < 100; j++)                {                    myTd[j] = new Thread(new ThreadStart(ConstantSend));                    myTd[j].Start();                }            }            catch (Exception e)            {                Console.WriteLine("Error..... " + e.StackTrace);            }            Console.ReadLine();        }        private static void ConstantSend()//收发在一个线程才能保证端口不错乱        {            try            {                // 新建客户端套接字                TcpClient tcpclnt = new TcpClient();                Console.Write("连接----->");                // 连接服务器的8001端口,自己不一定用8001端口                tcpclnt.Connect(strHost, 8001);                Console.WriteLine("第{0}个连接成功", t);                t++;                Console.WriteLine("发送一个'Hi'过去后睡2000ms\n");                // 得到客户端的流                Stream stm = tcpclnt.GetStream();                ASCIIEncoding asen = new ASCIIEncoding();                str = "Hi" + (t - 1).ToString();                byte[] ba = asen.GetBytes(str);                //Console.WriteLine("传输中.....");                stm.Write(ba, 0, ba.Length);                Thread.Sleep(2000);                // 接收从服务器返回的信息                byte[] bb = new byte[100];                int k = stm.Read(bb, 0, 100);                // 输出服务器返回信息                for (int i = 0; i < k; i++)                {                    Console.Write(Convert.ToChar(bb[i]));                }                Console.WriteLine();//空行区分下                // 关闭客户端连接                tcpclnt.Close();            }            catch (Exception e)            {                Console.WriteLine("Error..... " + e.StackTrace);            }        }    }}