url1.java

创建URL对象的JAVA程序

import java.net.*;
public class URL1
{
    public static void main(String args[])
    {
        URL url;
        try
        {
            url = new URL("file:d:/jdk1.3/docs/api/index.html#chapt1");
            info(url);
            url = new URL("http","www.edu.cn","/web/myfile.html#chapt1");
            info(url);
            url = new URL("http//www.edu.cn");
            info(url);
        }
        catch(MalformedURLException e)
        {
            System.out.println(e);
        }
    }
    public static void info(URL url)
    {
        System.out.println("URL is ");
        System.out.println("toString()=  "+url.toString());
        System.out.println("Protocol  =  "+url.getProtocol());
        System.out.println("Host      =  "+url.getHost());
        System.out.println("Port      =  "+url.getPort());
        System.out.println("File      =  "+url.getFile());
        System.out.println("Ref       =  "+url.getRef());
    }
}