/**
 * URLPlay.java
 *
 *
 * Created: Mon Jul  2 16:03:48 2001
 *
 * @author <a href="mailto:dgreen@uab.edu">David Green</a>
 * @version 1.0.0, 2 Jul 2001 dggg
 */

import java.net.*;

public class URLPlay{

    protected static URL context_url = null ;

    public URLPlay (){

    }

    public static void main(String[] args) {

        printWithContext( "http://www.eng.uab.edu:80/index.html#Ref" );
        printWithContext( "http://www.eng.uab.edu:80/file2.html#Ref" );
        printWithContext( "goodfile.html" );
        printWithContext( "#ref2" );
        printWithContext( "/goodfile.html" );
    }


    
    public static void printWithContext( String s_url ) {
        
        try {
            
            URL url = new URL( context_url, s_url );

            System.out.println( "Case: " + s_url );
            System.out.println( "Context: " + context_url );
            System.out.println( "======================================" );
            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() );
            
            if ( ( context_url != null ) && url.sameFile( context_url ) ) {
                System.out.println("No change from last url");
            }
            System.out.println( );

            // next time's context is this time's url
            context_url = url;
        }
        catch ( MalformedURLException me ) {
            System.out.println( "Malformed URL: " + me );
        }
    }
        


} // URLPlay