| /* |
| * Copyright 2004 The Apache Software Foundation |
| * |
| * Licensed 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.*; |
| import java.text.*; |
| import java.util.*; |
| import javax.servlet.*; |
| import javax.servlet.http.*; |
| |
| import util.HTMLFilter; |
| |
| /** |
| * Example servlet showing request headers |
| * |
| * @author James Duncan Davidson <duncan@eng.sun.com> |
| */ |
| |
| public class SessionExample extends HttpServlet { |
| |
| ResourceBundle rb = ResourceBundle.getBundle("LocalStrings"); |
| |
| public void doGet(HttpServletRequest request, |
| HttpServletResponse response) |
| throws IOException, ServletException |
| { |
| response.setContentType("text/html"); |
| |
| PrintWriter out = response.getWriter(); |
| out.println("<html>"); |
| out.println("<body bgcolor=\"white\">"); |
| out.println("<head>"); |
| |
| String title = rb.getString("sessions.title"); |
| out.println("<title>" + title + "</title>"); |
| out.println("</head>"); |
| out.println("<body>"); |
| |
| // img stuff not req'd for source code html showing |
| // relative links everywhere! |
| |
| // XXX |
| // making these absolute till we work out the |
| // addition of a PathInfo issue |
| |
| out.println("<a href=\"../sessions.html\">"); |
| out.println("<img src=\"../images/code.gif\" height=24 " + |
| "width=24 align=right border=0 alt=\"view code\"></a>"); |
| out.println("<a href=\"../index.html\">"); |
| out.println("<img src=\"../images/return.gif\" height=24 " + |
| "width=24 align=right border=0 alt=\"return\"></a>"); |
| |
| out.println("<h3>" + title + "</h3>"); |
| |
| HttpSession session = request.getSession(true); |
| out.println(rb.getString("sessions.id") + " " + session.getId()); |
| out.println("<br>"); |
| out.println(rb.getString("sessions.created") + " "); |
| out.println(new Date(session.getCreationTime()) + "<br>"); |
| out.println(rb.getString("sessions.lastaccessed") + " "); |
| out.println(new Date(session.getLastAccessedTime())); |
| |
| String dataName = request.getParameter("dataname"); |
| String dataValue = request.getParameter("datavalue"); |
| if (dataName != null && dataValue != null) { |
| session.setAttribute(dataName, dataValue); |
| } |
| |
| out.println("<P>"); |
| out.println(rb.getString("sessions.data") + "<br>"); |
| Enumeration names = session.getAttributeNames(); |
| while (names.hasMoreElements()) { |
| String name = (String) names.nextElement(); |
| String value = session.getAttribute(name).toString(); |
| out.println(HTMLFilter.filter(name) + " = " |
| + HTMLFilter.filter(value) + "<br>"); |
| } |
| |
| out.println("<P>"); |
| out.print("<form action=\""); |
| out.print(response.encodeURL("SessionExample")); |
| out.print("\" "); |
| out.println("method=POST>"); |
| out.println(rb.getString("sessions.dataname")); |
| out.println("<input type=text size=20 name=dataname>"); |
| out.println("<br>"); |
| out.println(rb.getString("sessions.datavalue")); |
| out.println("<input type=text size=20 name=datavalue>"); |
| out.println("<br>"); |
| out.println("<input type=submit>"); |
| out.println("</form>"); |
| |
| out.println("<P>GET based form:<br>"); |
| out.print("<form action=\""); |
| out.print(response.encodeURL("SessionExample")); |
| out.print("\" "); |
| out.println("method=GET>"); |
| out.println(rb.getString("sessions.dataname")); |
| out.println("<input type=text size=20 name=dataname>"); |
| out.println("<br>"); |
| out.println(rb.getString("sessions.datavalue")); |
| out.println("<input type=text size=20 name=datavalue>"); |
| out.println("<br>"); |
| out.println("<input type=submit>"); |
| out.println("</form>"); |
| |
| out.print("<p><a href=\""); |
| out.print(response.encodeURL("SessionExample?dataname=foo&datavalue=bar")); |
| out.println("\" >URL encoded </a>"); |
| |
| out.println("</body>"); |
| out.println("</html>"); |
| |
| out.println("</body>"); |
| out.println("</html>"); |
| } |
| |
| public void doPost(HttpServletRequest request, |
| HttpServletResponse response) |
| throws IOException, ServletException |
| { |
| doGet(request, response); |
| } |
| |
| } |
