| /* |
| * 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.sling.launchpad.testservices.servlets; |
| |
| import java.io.IOException; |
| import java.io.StringReader; |
| |
| import javax.servlet.ServletException; |
| import javax.xml.xpath.XPath; |
| import javax.xml.xpath.XPathExpressionException; |
| import javax.xml.xpath.XPathFactory; |
| |
| import org.apache.felix.scr.annotations.sling.SlingServlet; |
| import org.apache.sling.api.SlingHttpServletRequest; |
| import org.apache.sling.api.SlingHttpServletResponse; |
| import org.apache.sling.api.servlets.SlingAllMethodsServlet; |
| import org.xml.sax.InputSource; |
| |
| /** |
| * The <tt>XpathServlet</tt> evaluates a simple XML document using an XPath expression |
| * |
| */ |
| @SlingServlet(paths = "/bin/xpath", extensions = "xml") |
| public class XpathServlet extends SlingAllMethodsServlet { |
| |
| private static final long serialVersionUID = 1L; |
| private static final String XML_INPUT = "<content><name>JAXP</name></content>"; |
| |
| @Override |
| protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) |
| throws ServletException, IOException { |
| |
| try { |
| XPath xpath = XPathFactory.newInstance().newXPath(); |
| |
| String result = xpath.evaluate("/content/name", new InputSource(new StringReader(XML_INPUT))); |
| |
| response.setContentType("text/plain"); |
| response.getWriter().write(result); |
| } catch (XPathExpressionException e) { |
| throw new ServletException(e.getMessage(), e); |
| } |
| } |
| |
| } |