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c#多线程网络聊天程序代码分享(服务器端和客户端)

    来源: 互联网  发布时间：2014-10-25

    本文导语:  XuLIeHua类库 代码如下:using System;using System.Collections;  using System.Collections.Generic;using System.Threading;  using System.Runtime.Serialization;using System.Runtime.Serialization.Formatters.Binary;using System.Text;using System.IO;using System.Net;   using System.Net.Sockets;...

XuLIeHua类库

代码如下:

using System;
using System.Collections; 
using System.Collections.Generic;
using System.Threading; 
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.IO;
using System.Net;  
using System.Net.Sockets;
namespace XuLIeHua
{
    [Serializable]
    public struct NetMsg
    {
        public IPAddress Fip;     //发送者的IP。
        public string msg;        //发送的消息。
        public IPAddress JieIP;   //接收者的ip。
        public int port;          //端口。
    }
    public class XuLIe
    {
        ///
        /// 序列化
        ///
        ///
        ///
        public static byte[] ObjToByte(object obj)
        {
            byte[] tmp = null;
            MemoryStream fs = new MemoryStream();
            try
            {
                BinaryFormatter Xu = new BinaryFormatter();
                Xu.Serialize(fs, obj);
                tmp = fs.ToArray();
            }
            catch (Exception err)
            {
                throw err;
            }
            finally
            {
                fs.Close();
            }
            return tmp;
        }
        ///
        /// 反列化
        ///
        ///
        ///
        public static object ByteToObj(byte[] tmp)
        {
            MemoryStream fs = null;
            object obj = null;
            try
            {
                fs = new MemoryStream(tmp);
                fs.Position = 0;
                BinaryFormatter Xu = new BinaryFormatter();
                obj = Xu.Deserialize(fs);
            }
            catch (Exception err)
            {
                throw err;
            }
            finally
            {
                fs.Close();
            }
            return obj;
        }
    }
    public class ServerJieShou
    {
        private static TcpClient Client;
        public Thread th;
        private ArrayList Arr;
        private LogText log;
        private bool Tiao = true;
        private Timer time1;
        private TimerCallback time;
        public ServerJieShou(TcpClient sClient, ArrayList arr)
        {
            log = new LogText("连接") ;
            Client = sClient;
            Arr = arr;
            th = new Thread(new ThreadStart(ThSub));
            th.IsBackground = true;
            th.Start();
            time = new TimerCallback(XinTiao);
            time1 = new Timer(time, null, 15000, -1);

        }
        private void XinTiao(object state)
        {
            if (Tiao == true)
            {
                Tiao = false;
            }
            else
            {
                Client = null;
            }
        }
        private void ThSub()
        {
            try
            {
                while (Client != null)
                {
                    NetworkStream Net = Client.GetStream();
                    if (Net.DataAvailable == true) //有数据。
                    {
                        byte[] tmp = new byte[1024];
                        if (Net.CanRead == true)
                        {
                            MemoryStream memory = new MemoryStream();
                            memory.Position = 0;
                            int len = 1;
                            while (len != 0)
                            {
                                if (Net.DataAvailable == false) { break; }
                                len = Net.Read(tmp, 0, tmp.Length);
                                memory.Write(tmp, 0, len);
                            }
                            log.LogWriter("接收完毕"); 
                            NetMsg msg = (NetMsg)XuLIe.ByteToObj(memory.ToArray());
                            log.LogWriter("序列化完毕");
                            TcpClient tcpclient = new TcpClient();
                            log.LogWriter("建立TCP对象");
                            if (msg.Fip != null) //非心跳包。
                            {
                                try
                                {
                                    tcpclient.Connect(msg.JieIP, msg.port);
                                    NetworkStream SubNet = tcpclient.GetStream();
                                    byte[] Tmp = XuLIe.ObjToByte(msg);
                                    SubNet.Write(Tmp, 0, Tmp.Length);
                                }
                                catch (SocketException)
                                {
                                    msg.msg = "对方不在线";
                                    byte[] Tmp = XuLIe.ObjToByte(msg);
                                    Net.Write(Tmp, 0, Tmp.Length);
                                }
                            }
                            else
                            {
                                if (msg.msg == "QUIT")
                                {
                                    Arr.Remove(Client);
                                    return;
                                }
                            }
                            tcpclient.Close();
                            GC.Collect();
                        }
                    }
                    else //没有数据。
                    {
                    }
                    Thread.Sleep(1000);
                }
            }
            catch
            {
                Arr.Remove(Client);
                th.Abort(); 
            }
        }
    }
}

日志输出类

代码如下:

using System;
using System.Text;
using System.IO; 
using System.Windows.Forms;
namespace XuLIeHua
{
 ///
 /// 错误日志的输出。
 ///
 public class LogText
 {
  private string AppPath;
  private StreamWriter StrW;
  private string FileName;
  public LogText(string FileName1)
  {
   AppPath = Application.StartupPath +@"Log";
   try
   {
    if (Directory.Exists(AppPath) == false)
    {
     Directory.CreateDirectory(AppPath);  
    }
    if (File.Exists(AppPath+@""+FileName+".log") == false)
    {
     File.Create(AppPath+@""+FileName+".log");
    }
    FileName = FileName1;
   }
   catch{}
  }
  public void LogWriter(string Text)
  {
   try
   {
    StrW = new StreamWriter(AppPath+@""+FileName+".log",true);
    StrW.WriteLine("时间：{0} 描述：{1} rn",DateTime.Now.ToString(),Text);
    StrW.Flush();
    StrW.Close();
   }
   catch{}
  }
 }
}

服务器

代码如下:

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Net;
using System.Threading;
using XuLIeHua;
using System.Net.Sockets;   
using System.Collections;
namespace 服务器
{
    public partial class frmServer : Form
    {
        public frmServer()
        {
            InitializeComponent();
        }
        private ArrayList arr;
        private TcpListener Server1;
        private TcpClient col;
        private ArrayList LianJIe;
        private void frmServer_Load(object sender, EventArgs e)
        {
            arr = new ArrayList();
            LianJIe = new ArrayList();
            Server1 = new TcpListener(Dns.GetHostAddresses(Dns.GetHostName())[0], 8000);
            Server1.Start();
            timer1.Enabled = true;
        }
        private void timer1_Tick(object sender, EventArgs e)
        {
            try
            {

                if (Server1.Pending() == true)
                {
                    col = Server1.AcceptTcpClient();
                    arr.Add(col);
                    XuLIeHua.ServerJieShou server = new ServerJieShou(col, arr);
                    LianJIe.Add(server); 
                }

                if (arr.Count == 0) { return; }
                listBox1.Items.Clear();
                foreach (TcpClient Col in arr)
                {
                    IPEndPoint ip = (IPEndPoint)Col.Client.RemoteEndPoint;
                    listBox1.Items.Add(ip.ToString());
                }
            }
            catch (Exception err)
            {
                MessageBox.Show(err.Message);
               // Application.Exit(); 
            }
        }
        private void frmServer_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {

                foreach (XuLIeHua.ServerJieShou  Col in LianJIe)
                {
                    Col.th.Abort();  
                    Col.th.Join();  
                }
                foreach (TcpClient Col in arr)
                {

                    Col.Close();
                }
            }
            finally
            {
                Application.Exit();
            }
        }

    }
}

客户端

代码如下:

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Threading;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using System.IO;
using System.Net;
using System.Net.Sockets;
using XuLIeHua;
namespace 客户端
{
    public partial class frmClinet : Form
    {
        public frmClinet()
        {
            InitializeComponent();
        }
        private TcpClient Clinet;
        private NetworkStream net;
        private void button3_Click(object sender, EventArgs e)
        {
            try
            {
                Clinet = new TcpClient();
                Clinet.Connect(Dns.GetHostAddresses(textBox2.Text)[0], 8000);
                this.Text = "服务器连接成功";
                Thread th = new Thread(new ThreadStart(JieShou));
                th.Start();
                timer1.Enabled = true; 
            }
            catch (SocketException)
            {
                Clinet.Close();
                Clinet = null;
            }

        }
        private void JieShou()
        {
            try
            {
                while(Clinet != null)
                {
                    net = Clinet.GetStream();
                    if (net.CanWrite == false) { Clinet = null; return;}
                    if (net.DataAvailable == true)
                    {
                        byte[] tmp = new byte[1024];
                        MemoryStream memory = new MemoryStream();
                        int len = 1;
                        while (len != 0)
                        {
                            if (net.DataAvailable == false) { break; }
                            len = net.Read(tmp, 0, tmp.Length);
                            memory.Write(tmp, 0, len);
                        }
                        if (memory.ToArray().Length != 4)
                        {
                            NetMsg msg = (NetMsg)XuLIe.ByteToObj(memory.ToArray());
                            textBox1.Text += msg.Fip.ToString() + "说： " + msg.msg + "rn";
                        }
                    }
                    Thread.Sleep(200); 
                }
            }
            catch (Exception err)
            {
                lock (textBox1)
                {
                    textBox1.Text = err.Message;
                }
            }
        }
        private void frmClinet_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (net.CanWrite == true)
            {
                NetMsg msg = new NetMsg();
                msg.msg = "QUIT";
                byte[] tmp = XuLIe.ObjToByte(msg);
                try
                {
                    net.Write(tmp, 0, tmp.Length);
                }
                catch (IOException)
                {
                    textBox1.Text += "已经从服务器断开连接rn";
                    Clinet.Close();
                    Clinet = null;
                    return;
                }
            }
            Clinet = null;
            GC.Collect();
            Application.ExitThread(); 
        }
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                if (Clinet != null)
                {
                    if (net != null)
                    {
                        NetMsg msg = new NetMsg();
                        msg.Fip = Dns.GetHostAddresses(Dns.GetHostName())[0];
                        msg.JieIP = Dns.GetHostAddresses(textBox3.Text)[0];
                        msg.msg = textBox4.Text;
                        byte[] tmp = XuLIe.ObjToByte(msg);
                        net.Write(tmp, 0, tmp.Length);
                    }
                }
                else
                {
                    textBox1.Text += "未与服务器建立连接rn";
                }
            }
            catch (Exception)
            {
                textBox1.Text += "未与服务器建立连接rn";
            }
        }
        private void timer1_Tick(object sender, EventArgs e)
        {
            try
            {
                if (Clinet != null)
                {
                    if (net.CanWrite == true)
                    {
                        NetMsg msg = new NetMsg();
                        msg.msg = "0000";
                        byte[] tmp = XuLIe.ObjToByte(msg);
                        try
                        {
                            net.Write(tmp, 0, tmp.Length);
                        }
                        catch (IOException)
                        {
                            textBox1.Text += "已经从服务器断开连接rn";
                            Clinet.Close();
                            Clinet = null;
                            return;
                        }

                    }
                }
                else
                {
                    textBox1.Text += "未与服务器建立连接rn";
                }
            }
            catch (Exception err)
            {
                textBox1.Text += err.Message +"rn";
            }
        }
    }
}

    
 
 

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