useurl.java

Java程序设计清华出版课件源码答案共十四章

import java.net.URL;
import java.net.MalformedURLException;

class UseURL{
	public static void main(String args[]){
		URL url = null;
		try{
		url = new URL("http:// www.neca.com/~vmis/java.html");
		}
		catch(MalformedURLException e){
			System.out.println("MalformedURLException: "+e);
		}
		System.out.println("The URL is:");
		System.out.println(url);
		System.out.println("Use toString(): "+url.toString());
		System.out.println("Use toExternalForm(): "+url.toExternalForm());
		System.out.println("Protocol is: "+url.getProtocol());
		System.out.println("Host is: "+url.getHost());
		System.out.println("Port is: "+url.getPort());
		System.out.println("File is: "+url.getFile());
	}
}