client.java

JAVA在线通讯系统

import java.io.*;
import java.net.*;

public class Client
{
  public static void main(String[] args) throws IOException
  { 
    InetAddress addr = InetAddress.getByName(null);
    System.out.println("addr = " + addr);
    Socket socket =
      new Socket(addr, Server.PORT);
    try
    {
       System.out.println("Socket = " + socket);
       BufferedReader in = 
          new BufferedReader( 
              new InputStreamReader(socket.getInputStream()));

       PrintWriter out =
          new PrintWriter(
             new BufferedWriter( new OutputStreamWriter(socket.getOutputStream())),true);
       
    while(true)
       {   
       BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
          System.out.print("请输入您发送给服务器的信息：");
          String str=br.readLine();
          out.println(str);
          out.println("END");
          System.out.println("发送成功！");
          if (str.equals("bye"))break;
         while(true)
            {
               String str1 = in.readLine();
               if (str1.equals("END")) break;
               System.out.println("服务器信息:" + str1);
               
            }
         
        }
    }finally{
       System.out.println("通讯关闭！");
       socket.close();
      }
  }
}