C#网络编程服务器端程序实现源码浅析

C#网络编程服务器端程序实现源码是怎么样的呢？让我们来看看其中重要的一部分：

    由于在此次程序中我们采用的结构是异步阻塞方式，所以在实际的程序中，为了不影响服务器端程序的运行速度，我们在程序中设计了一个线程，使得对网络请求侦听，接受和发送数据都在线程中处理，请在下面的代码中注意这一点，下面是C＃网络编程服务器端程序的完整代码：

  1. //server.cs  
  2. using System ;  
  3. using System.Drawing ;  
  4. using System.Collections ;  
  5. using System.ComponentModel ;  
  6. using System.Windows.Forms ;  
  7. using System.Data ;  
  8. using System.Net.Sockets ;  
  9. using System.IO ;  
  10. using System.Threading ;  
  11. using System.Net ;  
  12. //C#网络编程服务器端程序  
  13. //导入程序中使用到的名字空间  
  14. public class Form1 : Form  
  15. {  
  16. private ListBox ListBox1 ;  
  17. private Button button2 ;  
  18. private Label label1 ;  
  19. private TextBox textBox1 ;  
  20. private Button button1 ;  
  21. private Socket socketForClient ;  
  22. private NetworkStream networkStream ;  
  23. private TcpListener tcpListener ;  
  24. private StreamWriter streamWriter ;  
  25. private StreamReader streamReader ;  
  26. private Thread _thread1 ;  
  27. private System.ComponentModel.Container components = null ;  
  28. public Form1 ( )  
  29. {  
  30. InitializeComponent ( ) ;  
  31. }  
  32. //C#网络编程服务器端程序  
  33. //清除程序中使用的各种资源  
  34. protected override void Dispose ( bool disposing )  
  35. {  
  36. if ( disposing )  
  37. {  
  38. if ( components != null )  
  39. {  
  40. components.Dispose ( ) ;  
  41. }  
  42. }  
  43. base.Dispose ( disposing ) ;  
  44. }  
  45. private void InitializeComponent ( )  
  46. {  
  47. label1 = new Label ( ) ;  
  48. button2 = new Button ( ) ;  
  49. button1 = new Button ( ) ;  
  50. ListBox1 = new ListBox ( ) ;  
  51. textBox1 = new TextBox ( ) ;  
  52. SuspendLayout ( ) ;  
  53. label1.Location = new Point ( 8 , 168 ) ;  
  54. label1.Name = "label1" ;  
  55. label1.Size = new Size ( 120 , 23 ) ;  
  56. label1.TabIndex = 3 ;  
  57. label1.Text = "往客户端反馈信息：" ;  
  58. //C#网络编程服务器端程序  
  59. //同样的方式设置其他控件,这里略去  
  60. this.Controls.Add ( button1 ) ;  
  61. this.Controls.Add ( textBox1 ) ;  
  62. this.Controls.Add ( label1 ) ;  
  63. this.Controls.Add ( button2 ) ;  
  64. this.Controls.Add ( ListBox1 ) ;  
  65. this.MaximizeBox = false ;  
  66. this.MinimizeBox = false ;  
  67. this.Name = "Form1" ;  
  68. this.Text = "C＃的网络编程服务器端！" ;  
  69. this.Closed += new System.EventHandler ( this.Form1_Closed ) ;  
  70. this.ResumeLayout ( false ) ;  
  71. }  
  72. private void Listen ( )  
  73. {  
  74. //C#网络编程服务器端程序  
  75. //创建一个tcpListener对象，此对象主要是对给定端口进行侦听  
  76. tcpListener = new TcpListener ( 1234 ) ;  
  77. //开始侦听  
  78. tcpListener.Start ( ) ;  
  79. //返回可以用以处理连接的Socket实例  
  80. socketForClient = tcpListener.AcceptSocket ( ) ;  
  81. try 
  82. {  
  83. //如果返回值是"true"，则产生的套节字已经接受来自远方的连接请求  
  84. if ( socketForClient.Connected )  
  85. {  
  86. ListBox1.Items.Add ( "已经和客户端成功连接！" ) ;  
  87. while ( true )  
  88. {  
  89. //创建networkStream对象通过网络套节字来接受和发送数据  
  90. networkStream = new NetworkStream ( socketForClient ) ;  
  91. //从当前数据流中读取一行字符，返回值是字符串  
  92. streamReader = new StreamReader ( networkStream ) ;  
  93. string msg = streamReader.ReadLine ( ) ;  
  94. ListBox1.Items.Add ( "收到客户端信息：" + msg ) ;  
  95. streamWriter = new StreamWriter ( networkStream ) ;  
  96. if ( textBox1.Text != "" )  
  97. {  
  98. ListBox1.Items.Add ( "往客户端反馈信息：" +   
  99. textBox1.Text ) ;  
  100. //往当前的数据流中写入一行字符串  
  101. streamWriter.WriteLine ( textBox1.Text ) ;  
  102. //刷新当前数据流中的数据  
  103. //C#网络编程服务器端程序  
  104. streamWriter.Flush ( ) ;  
  105. }  
  106. }  
  107. }  
  108. }  
  109. catch ( Exception ey )  
  110. {  
  111. MessageBox.Show ( ey.ToString ( ) ) ;  
  112. }  
  113. }  
  114. static void Main ( )  
  115. {  
  116. Application.Run ( new Form1 ( ) ) ;  
  117. }  
  118. private void button1_Click ( object sender ,  
  119.  System.EventArgs e )  
  120. {  
  121. ListBox1.Items .Add ( "服务已经启动！" ) ;  
  122. _thread1 = new Thread ( new ThreadStart ( Listen ) ) ;  
  123. _thread1.Start ( ) ;  
  124. }  
  125. private void button2_Click ( object sender ,  
  126.  System.EventArgs e )  
  127. {  
  128. //C#网络编程服务器端程序  
  129. //关闭线程和流  
  130. networkStream.Close ( ) ;  
  131. streamReader.Close ( ) ;  
  132. streamWriter.Close ( ) ;  
  133. _thread1.Abort ( ) ;  
  134. tcpListener.Stop ( ) ;  
  135. socketForClient.Shutdown ( SocketShutdown.Both ) ;  
  136. socketForClient.Close ( ) ;  
  137. }  
  138. private void Form1_Closed ( object sender ,  
  139.  System.EventArgs e )  
  140. {  
  141. //C#网络编程服务器端程序  
  142. //关闭线程和流  
  143. networkStream.Close ( ) ;  
  144. streamReader.Close ( ) ;  
  145. streamWriter.Close ( ) ;  
  146. _thread1.Abort ( ) ;  
  147. tcpListener.Stop ( ) ;  
  148. socketForClient.Shutdown ( SocketShutdown.Both ) ;  
  149. socketForClient.Close ( ) ;  
  150. }  
  151. }

    C#网络编程服务器端程序的实现源码就向你介绍到这里，希望对你了解和学习C#网络编程服务器端程序有所帮助。

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原文地址：https://www.cnblogs.com/bennylam/p/1784282.html