geturl.java

Java网络编程应用：包括简易聊天程序的客服端和服务器端的源代码

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

class GetURL
{   public static void main(String args[ ]) throws MalformedURLException
    {   URL lib=new URL("http://www.buaa.edu.cn:80/library/library.htm");
        System.out.println("协议："+lib.getProtocol( ));
        System.out.println("端口："+lib.getPort( ));
        System.out.println("主机名："+lib.getHost( ));
        System.out.println("文件："+lib.getFile( ));
        System.out.println("引用："+lib.getRef( ));
        System.out.println("地址："+lib.toExternalForm( ));
    }
}