import java.net.*;
import java.io.*;
public class URLDemo
{
public static void main(String [] args)
{
try
{
URL url = new URL("https://www.w3xue.com/index.html?language=cn#j2se");
System.out.println("URL 为：" + url.toString());
System.out.println("协议为：" + url.getProtocol());
System.out.println("验证信息：" + url.getAuthority());
System.out.println("文件名及请求参数：" + url.getFile());
System.out.println("主机名：" + url.getHost());
System.out.println("路径：" + url.getPath());
System.out.println("端口：" + url.getPort());
System.out.println("默认端口：" + url.getDefaultPort());
System.out.println("请求参数：" + url.getQuery());
System.out.println("定位位置：" + url.getRef());
}catch(IOException e)
{
e.printStackTrace();
}
}
}
