/***************************************************************
 *  This file is part of the [fleXive](R) project.
 *
 *  Copyright (c) 1999-2007
 *  UCS - unique computing solutions gmbh (http://www.ucs.at)
 *  All rights reserved
 *
 *  The [fleXive](R) project is free software; you can redistribute
 *  it and/or modify it under the terms of the GNU General Public
 *  License as published by the Free Software Foundation;
 *  either version 2 of the License, or (at your option) any
 *  later version.
 *
 *  The GNU General Public License can be found at
 *  http://www.gnu.org/copyleft/gpl.html.
 *  A copy is found in the textfile GPL.txt and important notices to the
 *  license from the author are found in LICENSE.txt distributed with
 *  these libraries.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  For further information about UCS - unique computing solutions gmbh,
 *  please see the company website: http://www.ucs.at
 *
 *  For further information about [fleXive](R), please see the
 *  project website: http://www.flexive.org
 *
 *
 *  This copyright notice MUST APPEAR in all copies of the file!
 ***************************************************************/
package com.flexive.faces;

import com.sun.facelets.impl.DefaultResourceResolver;

import java.net.URL;

/**
 * Facelets resolver that uses the classpath as fallback for resources not
 * served by the WAR filesystem.
 *
 * @author Daniel Lichtenberger (daniel.lichtenberger@flexive.com), UCS - unique computing solutions gmbh (http://www.ucs.at)
 * @version $Rev: 271 $
 */
public class ClasspathResourceResolver extends DefaultResourceResolver {
    @Override
    public URL resolveUrl(String path) {
        final URL url = super.resolveUrl(path);
        if (url == null) {
            // resolve in classpath
            final ClassLoader loader = Thread.currentThread().getContextClassLoader();
            return loader.getResource(path.startsWith("/") ? path.substring(1) : path);
        } else {
            return url;
        }
    }
}