TCP Server例子

import java.net.*;
import java.io.*;
class Server
{
  Server()
  {
      try
      {
          //服务器监听
          ServerSocket   listen = new ServerSocket(8888);
          //等待有人来没有，如果有了，形成响应的socket,如果没有，一直忙等待
          Socket         socket = listen.accept();
          //找到收发接口
          InputStream    is     = socket.getInputStream();
          OutputStream   os     = socket.getOutputStream();
          //对收发接口进行封装
          BufferedReader br     = new BufferedReader(new InputStreamReader(is));
          PrintWriter    pw     = new PrintWriter(os,true);
          
          //循环收发10次
          for(int i=0;i<10;i++)
          {
              //接受数据
              String     info   = br.readLine();
              System.out.println("from client:"+info);
              //发送数据
              pw.println("当我还是年轻健壮.....");
          }
          
          //释放资源，注意释放顺序
          br.close();
          pw.close();
          is.close();
          os.close();
          socket.close();
          listen.close();
      }
      catch(Exception e)
      {
          System.out.println(e.getMessage());
          e.printStackTrace();
      }
  }
  
  public static void main(String s[])
  {
      new Server();
  }
}