urltest.java

JAVA的高级应用以及网络编程

import java.net.*;
import java.io.*;
public class URLTest{
	public static void main(String[] args){
		URL url=null;
		InputStream is;
		try{
			url=new URL("http://localhost/index.html");
			is=url.openStream();
			int c;
			try{
				while((c=is.read())!=-1)
				System.out.print((char)c);
			}catch(IOException e){}
			finally{
				is.close();
			}
		}catch(MalformedURLException e){
			e.printStackTrace();
		}catch(IOException e){
			e.printStackTrace();
		}
		System.out.println("文件名:"+url.getFile());
		System.out.println("主机名:"+url.getHost());
		System.out.println("端口号:"+url.getPort());
		System.out.println("协议名:"+url.getProtocol());
	}
}