Java URL class.

import java.io.*;
import java.net.*;
 
public class URLDemo
{
public static void main(String surat[])
{
try
{
URL url=new URL("http://www.facebook.com");
 
System.out.println("Protocol: "+url.getProtocol());
System.out.println("Host Name: "+url.getHost());
System.out.println("Port Number: "+url.getPort());
System.out.println("File Name: "+url.getFile());
}
catch(Exception e)
{
System.out.println(e);
}
}
}

Output: