| /* |
| * 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. |
| */ |
| /* |
| * $Id$ |
| */ |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| |
| import javax.xml.parsers.DocumentBuilder; |
| import javax.xml.parsers.DocumentBuilderFactory; |
| import javax.xml.parsers.ParserConfigurationException; |
| import javax.xml.transform.Transformer; |
| import javax.xml.transform.TransformerConfigurationException; |
| import javax.xml.transform.TransformerException; |
| import javax.xml.transform.TransformerFactory; |
| import javax.xml.transform.dom.DOMResult; |
| import javax.xml.transform.dom.DOMSource; |
| |
| import org.apache.xml.serializer.Serializer; |
| import org.apache.xml.serializer.SerializerFactory; |
| import org.apache.xml.serializer.OutputPropertiesFactory; |
| import org.w3c.dom.Document; |
| import org.xml.sax.SAXException; |
| |
| /** |
| * Show how to transform a DOM tree into another DOM tree. |
| * This uses the javax.xml.parsers to parse both an XSL file |
| * and the XML file into a DOM, and create an output DOM. |
| */ |
| public class DOM2DOM |
| { |
| public static void main(String[] args) |
| throws TransformerException, TransformerConfigurationException, FileNotFoundException, |
| ParserConfigurationException, SAXException, IOException |
| { |
| TransformerFactory tFactory = TransformerFactory.newInstance(); |
| |
| if(tFactory.getFeature(DOMSource.FEATURE) && tFactory.getFeature(DOMResult.FEATURE)) |
| { |
| //Instantiate a DocumentBuilderFactory. |
| DocumentBuilderFactory dFactory = DocumentBuilderFactory.newInstance(); |
| |
| // And setNamespaceAware, which is required when parsing xsl files |
| dFactory.setNamespaceAware(true); |
| |
| //Use the DocumentBuilderFactory to create a DocumentBuilder. |
| DocumentBuilder dBuilder = dFactory.newDocumentBuilder(); |
| |
| //Use the DocumentBuilder to parse the XSL stylesheet. |
| Document xslDoc = dBuilder.parse("birds.xsl"); |
| |
| // Use the DOM Document to define a DOMSource object. |
| DOMSource xslDomSource = new DOMSource(xslDoc); |
| |
| // Set the systemId: note this is actually a URL, not a local filename |
| xslDomSource.setSystemId("birds.xsl"); |
| |
| // Process the stylesheet DOMSource and generate a Transformer. |
| Transformer transformer = tFactory.newTransformer(xslDomSource); |
| |
| //Use the DocumentBuilder to parse the XML input. |
| Document xmlDoc = dBuilder.parse("birds.xml"); |
| |
| // Use the DOM Document to define a DOMSource object. |
| DOMSource xmlDomSource = new DOMSource(xmlDoc); |
| |
| // Set the base URI for the DOMSource so any relative URIs it contains can |
| // be resolved. |
| xmlDomSource.setSystemId("birds.xml"); |
| |
| // Create an empty DOMResult for the Result. |
| DOMResult domResult = new DOMResult(); |
| |
| // Perform the transformation, placing the output in the DOMResult. |
| transformer.transform(xmlDomSource, domResult); |
| |
| //Instantiate an Xalan XML serializer and use it to serialize the output DOM to System.out |
| // using the default output format, except for indent="yes" |
| java.util.Properties xmlProps = OutputPropertiesFactory.getDefaultMethodProperties("xml"); |
| xmlProps.setProperty("indent", "yes"); |
| xmlProps.setProperty("standalone", "no"); |
| Serializer serializer = SerializerFactory.getSerializer(xmlProps); |
| serializer.setOutputStream(System.out); |
| serializer.asDOMSerializer().serialize(domResult.getNode()); |
| } |
| else |
| { |
| throw new org.xml.sax.SAXNotSupportedException("DOM node processing not supported!"); |
| } |
| } |
| } |