| /* |
| * Copyright (c) 2002, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package test.astro; |
| |
| import static jaxp.library.JAXPTestUtilities.filenameToURL; |
| import static test.astro.AstroConstants.DECXSL; |
| import static test.astro.AstroConstants.RAURIXSL; |
| import static test.astro.AstroConstants.STYPEXSL; |
| import static test.astro.AstroConstants.TOPTEMPLINCXSL; |
| |
| import java.io.IOException; |
| |
| import javax.xml.parsers.ParserConfigurationException; |
| import javax.xml.parsers.SAXParserFactory; |
| import javax.xml.transform.Source; |
| import javax.xml.transform.TransformerConfigurationException; |
| import javax.xml.transform.TransformerException; |
| import javax.xml.transform.TransformerFactory; |
| import javax.xml.transform.URIResolver; |
| import javax.xml.transform.sax.SAXTransformerFactory; |
| import javax.xml.transform.sax.TemplatesHandler; |
| import javax.xml.transform.sax.TransformerHandler; |
| import javax.xml.transform.stream.StreamSource; |
| |
| import org.xml.sax.InputSource; |
| import org.xml.sax.SAXException; |
| import org.xml.sax.XMLReader; |
| |
| /* |
| * Implementation of the filter factory interface that utilizes |
| * a TemplatesHandler and creates Templates from the stylesheets. |
| * The Templates objects are then used to create a TransformerHandler |
| * a.k.a Filter which is returned to the caller. |
| * This factory uses a Uri resolver which is registered with the |
| * Transformer factory. |
| * |
| */ |
| public class TemplatesFilterFactoryImpl extends AbstractFilterFactory { |
| private final URIResolver uriResolver = new TemplatesFilterFactoryURIResolver(); |
| |
| @Override |
| protected String getRAXsl() { |
| return RAURIXSL; |
| } |
| |
| @Override |
| protected String getDECXsl() { |
| return DECXSL; |
| } |
| |
| @Override |
| protected String getRADECXsl() { |
| return DECXSL; |
| } |
| |
| @Override |
| protected String getStellarXsl() { |
| return STYPEXSL; |
| } |
| |
| @Override |
| protected TransformerHandler getTransformerHandler(String xslFileName) throws SAXException, ParserConfigurationException, |
| TransformerConfigurationException, IOException { |
| SAXTransformerFactory factory = (SAXTransformerFactory) TransformerFactory.newInstance(); |
| factory.setURIResolver(uriResolver); |
| |
| TemplatesHandler templatesHandler = factory.newTemplatesHandler(); |
| |
| SAXParserFactory pFactory = SAXParserFactory.newInstance(); |
| pFactory.setNamespaceAware(true); |
| |
| XMLReader xmlreader = pFactory.newSAXParser().getXMLReader(); |
| |
| // create the stylesheet input source |
| InputSource xslSrc = new InputSource(xslFileName); |
| |
| xslSrc.setSystemId(filenameToURL(xslFileName)); |
| // hook up the templates handler as the xsl content handler |
| xmlreader.setContentHandler(templatesHandler); |
| // call parse on the xsl input source |
| |
| xmlreader.parse(xslSrc); |
| |
| // extract the Templates object created from the xsl input source |
| return factory.newTransformerHandler(templatesHandler.getTemplates()); |
| } |
| |
| /* |
| * Uri resolver used to resolve stylesheet used by the Templates filter |
| * factory. |
| */ |
| private static class TemplatesFilterFactoryURIResolver implements URIResolver { |
| public Source resolve(String href, String base) throws TransformerException { |
| if ("http://astro.com/stylesheets/topleveltemplate".equals(href)) { |
| StreamSource ss = new StreamSource(TOPTEMPLINCXSL); |
| ss.setSystemId(filenameToURL(TOPTEMPLINCXSL)); |
| return ss; |
| } else { |
| return null; |
| } |
| } |
| } |
| } |