/*
** Caramel - Core Java Toolbox
** Copyright (c) 2001, 2002, 2003 by Gerald Bauer
**
** This program is free software.
**
** You may redistribute it and/or modify it under the terms of the GNU
** General Public License as published by the Free Software Foundation.
** Version 2 of the license should be included with this distribution in
** the file LICENSE, as well as License.html. If the license is not
** included with this distribution, you may find a copy at the FSF web
** site at 'www.gnu.org' or 'www.fsf.org', or you may write to the
** Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139 USA.
**
** THIS SOFTWARE IS PROVIDED AS-IS WITHOUT WARRANTY OF ANY KIND,
** NOT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY. THE AUTHOR
** OF THIS SOFTWARE, ASSUMES _NO_ RESPONSIBILITY FOR ANY
** CONSEQUENCE RESULTING FROM THE USE, MODIFICATION, OR
** REDISTRIBUTION OF THIS SOFTWARE.
**
*/

package caramel.util;

import java.net.*;
import houston.*;

public class ClassUtils
{
   static Logger T = Logger.getLogger( ClassUtils.class );

   public static String getJarFileName( Class clazz )
   {
      String className = clazz.getName();
      T.debug( "className=" + className );

      className = className.replace( '.', '/' );

      T.debug( "className=" + className );
      className += ".class";
      T.debug( "className=" + className );

      URL jarUrl = clazz.getClassLoader().getResource( className );

      String jarUrlString = jarUrl.toExternalForm();

      T.debug( "jarUrlString=" + jarUrlString );

      int from = "jar:file:".length();
      int to = jarUrlString.indexOf( "!/" );

      return jarUrlString.substring( from, to );
   }
}