| /* |
| |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| |
| */ |
| |
| package org.apache.batik.util; |
| |
| import java.io.InputStream; |
| import java.io.IOException; |
| import java.util.Properties; |
| import java.util.MissingResourceException; |
| |
| /** |
| * This class describes the XML resources needed to use the various batik |
| * modules. |
| * |
| * @author <a href="mailto:Thierry.Kormann@sophia.inria.fr">Thierry Kormann</a> |
| * @version $Id$ |
| */ |
| public class XMLResourceDescriptor { |
| |
| /** |
| * The XML parser class name key. |
| */ |
| public static final String XML_PARSER_CLASS_NAME_KEY = |
| "org.xml.sax.driver"; |
| |
| /** |
| * The CSS parser class name key. |
| */ |
| public static final String CSS_PARSER_CLASS_NAME_KEY = |
| "org.w3c.css.sac.driver"; |
| |
| /** |
| * The resources file name |
| */ |
| public static final String RESOURCES = |
| "resources/XMLResourceDescriptor.properties"; |
| |
| /** |
| * The resource bundle |
| */ |
| protected static Properties parserProps = null; |
| |
| /** |
| * The class name of the XML parser to use. |
| */ |
| protected static String xmlParserClassName; |
| |
| /** |
| * The class name of the CSS parser to use. |
| */ |
| protected static String cssParserClassName; |
| |
| protected static synchronized Properties getParserProps() { |
| if (parserProps != null) return parserProps; |
| |
| parserProps = new Properties(); |
| try { |
| Class cls = XMLResourceDescriptor.class; |
| InputStream is = cls.getResourceAsStream(RESOURCES); |
| parserProps.load(is); |
| } catch (IOException ioe) { |
| throw new MissingResourceException(ioe.getMessage(), |
| RESOURCES, null); |
| } |
| return parserProps; |
| } |
| |
| /** |
| * Returns the class name of the XML parser to use. |
| * |
| * <p>This method first checks if any XML parser has been specified using |
| * the <tt>setXMLParserClassName</tt> method. If any, this method will |
| * return the value of the property 'org.xml.sax.driver' specified in the |
| * <tt>resources/XMLResourceDescriptor.properties</tt> resource file. |
| */ |
| public static String getXMLParserClassName() { |
| if (xmlParserClassName == null) { |
| xmlParserClassName = getParserProps().getProperty |
| (XML_PARSER_CLASS_NAME_KEY); |
| } |
| return xmlParserClassName; |
| } |
| |
| /** |
| * Sets the class name of the XML parser to use. |
| * |
| * @param xmlParserClassName the classname of the XML parser |
| */ |
| public static void setXMLParserClassName(String xmlParserClassName) { |
| XMLResourceDescriptor.xmlParserClassName = xmlParserClassName; |
| } |
| |
| /** |
| * Returns the class name of the CSS parser to use. |
| * |
| * <p>This method first checks if any CSS parser has been |
| * specified using the <tt>setCSSParserClassName</tt> method. If |
| * any, this method will return the value of the property |
| * 'org.w3c.css.sac.driver' specified in the |
| * <tt>resources/XMLResourceDescriptor.properties</tt> resource |
| * file. |
| */ |
| public static String getCSSParserClassName() { |
| if (cssParserClassName == null) { |
| cssParserClassName = getParserProps().getProperty |
| (CSS_PARSER_CLASS_NAME_KEY); |
| } |
| return cssParserClassName; |
| } |
| |
| /** |
| * Sets the class name of the CSS parser to use. |
| * |
| * @param cssParserClassName the classname of the CSS parser |
| */ |
| public static void setCSSParserClassName(String cssParserClassName) { |
| XMLResourceDescriptor.cssParserClassName = cssParserClassName; |
| } |
| } |