Java tutorial
/* * Output: * * Protocol: http Port: -1 Host: www.java2s.com File: Ext:http://www.java2s.com */ import java.net.URL; public class MainClass { public static void main(String args[]) throws Exception { URL hp = new URL("http://www.java2s.com"); System.out.println("Protocol: " + hp.getProtocol()); System.out.println("Port: " + hp.getPort()); System.out.println("Host: " + hp.getHost()); System.out.println("File: " + hp.getFile()); System.out.println("Ext:" + hp.toExternalForm()); } }