| /* |
| * 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.any23.servlet; |
| |
| import javax.servlet.RequestDispatcher; |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServlet; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| |
| /** |
| * This servlet contains the logic to perform the correct redirects |
| * when <i>Any23</i> is used as a all-in-one web application. |
| * |
| * @author Davide Palmisano ( palmisano@fbk.eu ) |
| */ |
| public class RedirectServlet extends HttpServlet { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(RedirectServlet.class); |
| |
| /** |
| * |
| */ |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| protected void doPost(HttpServletRequest request, HttpServletResponse response) |
| throws ServletException, IOException { |
| try { |
| doGet(request, response); |
| } catch (ServletException | IOException e) { |
| LOG.error("Error executing GET request.", e); |
| } |
| } |
| |
| @Override |
| protected void doGet(HttpServletRequest request, HttpServletResponse response) |
| throws ServletException, IOException { |
| // Show /resources/form.html for GET requests to the app's root |
| final String pathInfo = request.getPathInfo(); |
| final String queryString = request.getQueryString(); |
| |
| if ("/".equals(pathInfo) && queryString == null) { |
| RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/resources/form.html"); |
| try { |
| dispatcher.forward(request, response); |
| } catch (ServletException | IOException e) { |
| LOG.error("Error in request dispatcher forwarding.", e); |
| } |
| return; |
| } |
| // forward requests to /resources/* to the default servlet, this is |
| // where we can put static files |
| if (pathInfo.startsWith("/resources/")) { |
| RequestDispatcher dispatcher = getServletContext().getNamedDispatcher("default"); |
| try { |
| dispatcher.forward(request, response); |
| } catch (ServletException | IOException e) { |
| LOG.error("Error in named request dispatcher forwarding.", e); |
| } |
| return; |
| } |
| |
| try { |
| response.sendRedirect( |
| request.getContextPath() + "/any23" + |
| request.getPathInfo() + |
| (queryString == null ? "" : "?" + queryString) |
| ); |
| } catch (IOException e) { |
| LOG.error("Error in sending HttpServletResponse Redirect.", e); |
| } |
| |
| } |
| } |