| /* |
| * 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. |
| */ |
| /* |
| * $Id$ |
| */ |
| package servlet; |
| |
| import javax.servlet.*; |
| import javax.servlet.http.*; |
| import java.io.*; |
| import java.net.URL; |
| |
| import javax.xml.transform.TransformerFactory; |
| import javax.xml.transform.Transformer; |
| import javax.xml.transform.Source; |
| import javax.xml.transform.stream.StreamSource; |
| import javax.xml.transform.stream.StreamResult; |
| |
| /* |
| * This sample applies the todo.xsl stylesheet to the |
| * todo.xml XML document, and returns the transformation |
| * output (HTML) to the client browser. |
| * |
| * IMPORTANT: For this to work, you must place todo.xsl and todo.xml |
| * in the servlet root directory for documents. |
| * |
| */ |
| |
| public class SimpleXSLTServlet extends HttpServlet { |
| |
| /** |
| * String representing the file separator characters for the System. |
| */ |
| public final static String FS = System.getProperty("file.separator"); |
| |
| public void init(ServletConfig config) throws ServletException |
| { |
| super.init(config); |
| } |
| |
| public void doGet (HttpServletRequest request, |
| HttpServletResponse response) |
| throws ServletException, IOException, java.net.MalformedURLException |
| { |
| // The servlet returns HTML. |
| response.setContentType("text/html; charset=UTF-8"); |
| // Output goes in the response stream. |
| PrintWriter out = response.getWriter(); |
| try |
| { |
| TransformerFactory tFactory = TransformerFactory.newInstance(); |
| //get the real path for xml and xsl files. |
| String ctx = getServletContext().getRealPath("") + FS; |
| // Get the XML input document and the stylesheet. |
| Source xmlSource = new StreamSource(new URL("file", "", ctx+"birds.xml").openStream()); |
| Source xslSource = new StreamSource(new URL("file", "", ctx+"birds.xsl").openStream()); |
| // Generate the transformer. |
| Transformer transformer = tFactory.newTransformer(xslSource); |
| // Perform the transformation, sending the output to the response. |
| transformer.transform(xmlSource, new StreamResult(out)); |
| } |
| catch (Exception e) |
| { |
| out.write(e.getMessage()); |
| e.printStackTrace(out); |
| } |
| out.close(); |
| } |
| |
| } |