| /* |
| * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0, which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * This Source Code may also be made available under the following Secondary |
| * Licenses when the conditions for such availability set forth in the |
| * Eclipse Public License v. 2.0 are satisfied: GNU General Public License, |
| * version 2 with the GNU Classpath Exception, which is available at |
| * https://www.gnu.org/software/classpath/license.html. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 |
| */ |
| |
| /* |
| * MyProtectedServlet.java |
| * |
| * Created on April 24, 2005, 2:14 AM |
| */ |
| |
| import java.io.*; |
| import java.net.*; |
| |
| import jakarta.servlet.*; |
| import jakarta.servlet.http.*; |
| |
| /** |
| * |
| * @author lm115986 |
| * @version |
| */ |
| public class MyProtectedServlet extends HttpServlet { |
| |
| /** Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods. |
| * @param request servlet request |
| * @param response servlet response |
| */ |
| protected void processRequest(HttpServletRequest request, HttpServletResponse response) |
| throws ServletException, IOException { |
| |
| System.out.println("MyProtectedServlet.processRequest " + request.getRequestURI() + " " + request.getQueryString()); |
| |
| String myUrl = request.getRequestURI(); |
| if(myUrl.indexOf("login") >= 0) { |
| login(request, response); |
| return; |
| } else if(myUrl.indexOf("redirect") >= 0) { |
| redirect(request, response); |
| return; |
| } |
| |
| if(request.getRemoteUser() == null) { |
| String callUrl = request.getRequestURI(); |
| String query = request.getQueryString(); |
| if(query != null) { |
| callUrl = callUrl + "?" + query; |
| } |
| String nextEncUrl = java.net.URLEncoder.encode(callUrl); |
| String redirectUrl = request.getContextPath() + "/application/redirect?nextencurl=" + nextEncUrl; |
| response.sendRedirect(redirectUrl); |
| } else { |
| response.setContentType("text/html"); |
| PrintWriter out = response.getWriter(); |
| |
| out.println("<html>"); |
| out.println("<head>"); |
| out.println("<title>Servlet MyProtectedServlet</title>"); |
| out.println("</head>"); |
| out.println("<body>"); |
| out.println("<h1>Servlet MyProtectedServlet at " + request.getContextPath() + "</h1>"); |
| out.println("</body>"); |
| out.println("</html>"); |
| |
| out.close(); |
| } |
| } |
| |
| private void redirect(HttpServletRequest request, HttpServletResponse response) |
| throws ServletException, IOException { |
| |
| response.sendRedirect(request.getParameter("nextencurl")); |
| } |
| |
| protected void login(HttpServletRequest request, HttpServletResponse response) |
| throws ServletException, IOException { |
| |
| request.getRequestDispatcher("/login.jsp").forward(request, response); |
| } |
| |
| // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code."> |
| /** Handles the HTTP <code>GET</code> method. |
| * @param request servlet request |
| * @param response servlet response |
| */ |
| protected void doGet(HttpServletRequest request, HttpServletResponse response) |
| throws ServletException, IOException { |
| processRequest(request, response); |
| } |
| |
| /** Handles the HTTP <code>POST</code> method. |
| * @param request servlet request |
| * @param response servlet response |
| */ |
| protected void doPost(HttpServletRequest request, HttpServletResponse response) |
| throws ServletException, IOException { |
| processRequest(request, response); |
| } |
| |
| /** Returns a short description of the servlet. |
| */ |
| public String getServletInfo() { |
| return "Short description"; |
| } |
| // </editor-fold> |
| } |
