001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.template;
016    
017    import com.liferay.portal.kernel.template.TemplateException;
018    import com.liferay.portal.kernel.template.TemplateResource;
019    import com.liferay.portal.kernel.template.URLTemplateResource;
020    
021    import java.io.IOException;
022    
023    import java.net.URL;
024    
025    /**
026     * @author Tina Tian
027     */
028    public abstract class URLResourceParser implements TemplateResourceParser {
029    
030            @Override
031            public TemplateResource getTemplateResource(String templateId)
032                    throws TemplateException {
033    
034                    try {
035                            URL url = getURL(templateId);
036    
037                            if (url == null) {
038                                    return null;
039                            }
040    
041                            return new URLTemplateResource(templateId, url);
042                    }
043                    catch (IOException ioe) {
044                            throw new TemplateException(ioe);
045                    }
046            }
047    
048            public abstract URL getURL(String templateId) throws IOException;
049    
050    }