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Java Source  |  2004-08-28  |  4.3 KB  |  122 lines
  1. /*
  2. * Copyright 2004 The Apache Software Foundation
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. *     http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. /* $Id: CookieExample.java,v 1.3 2004/03/18 16:40:33 jfarcand Exp $
  17.  *
  18.  */
  19.  
  20. import java.io.*;
  21. import java.text.*;
  22. import java.util.*;
  23. import javax.servlet.*;
  24. import javax.servlet.http.*;
  25.  
  26. import util.HTMLFilter;
  27.  
  28. /**
  29.  * Example servlet showing request headers
  30.  *
  31.  * @author James Duncan Davidson <duncan@eng.sun.com>
  32.  */
  33.  
  34. public class CookieExample extends HttpServlet {
  35.  
  36.     ResourceBundle rb = ResourceBundle.getBundle("LocalStrings");
  37.     
  38.     public void doGet(HttpServletRequest request,
  39.                       HttpServletResponse response)
  40.         throws IOException, ServletException
  41.     {
  42.         response.setContentType("text/html");
  43.  
  44.         PrintWriter out = response.getWriter();
  45.         out.println("<html>");
  46.         out.println("<body bgcolor=\"white\">");
  47.         out.println("<head>");
  48.  
  49.         String title = rb.getString("cookies.title");
  50.         out.println("<title>" + title + "</title>");
  51.         out.println("</head>");
  52.         out.println("<body>");
  53.  
  54.     // relative links
  55.  
  56.         // XXX
  57.         // making these absolute till we work out the
  58.         // addition of a PathInfo issue 
  59.     
  60.         out.println("<a href=\"../cookies.html\">");
  61.         out.println("<img src=\"../images/code.gif\" height=24 " +
  62.                     "width=24 align=right border=0 alt=\"view code\"></a>");
  63.         out.println("<a href=\"../index.html\">");
  64.         out.println("<img src=\"../images/return.gif\" height=24 " +
  65.                     "width=24 align=right border=0 alt=\"return\"></a>");
  66.  
  67.         out.println("<h3>" + title + "</h3>");
  68.  
  69.         Cookie[] cookies = request.getCookies();
  70.         if ((cookies != null) && (cookies.length > 0)) {
  71.             out.println(rb.getString("cookies.cookies") + "<br>");
  72.             for (int i = 0; i < cookies.length; i++) {
  73.                 Cookie cookie = cookies[i];
  74.                 out.print("Cookie Name: " + HTMLFilter.filter(cookie.getName())
  75.                           + "<br>");
  76.                 out.println("  Cookie Value: " 
  77.                             + HTMLFilter.filter(cookie.getValue())
  78.                             + "<br><br>");
  79.             }
  80.         } else {
  81.             out.println(rb.getString("cookies.no-cookies"));
  82.         }
  83.  
  84.         String cookieName = request.getParameter("cookiename");
  85.         String cookieValue = request.getParameter("cookievalue");
  86.         if (cookieName != null && cookieValue != null) {
  87.             Cookie cookie = new Cookie(cookieName, cookieValue);
  88.             response.addCookie(cookie);
  89.             out.println("<P>");
  90.             out.println(rb.getString("cookies.set") + "<br>");
  91.             out.print(rb.getString("cookies.name") + "  " 
  92.                       + HTMLFilter.filter(cookieName) + "<br>");
  93.             out.print(rb.getString("cookies.value") + "  " 
  94.                       + HTMLFilter.filter(cookieValue));
  95.         }
  96.         
  97.         out.println("<P>");
  98.         out.println(rb.getString("cookies.make-cookie") + "<br>");
  99.         out.print("<form action=\"");
  100.         out.println("CookieExample\" method=POST>");
  101.         out.print(rb.getString("cookies.name") + "  ");
  102.         out.println("<input type=text length=20 name=cookiename><br>");
  103.         out.print(rb.getString("cookies.value") + "  ");
  104.         out.println("<input type=text length=20 name=cookievalue><br>");
  105.         out.println("<input type=submit></form>");
  106.             
  107.             
  108.         out.println("</body>");
  109.         out.println("</html>");
  110.     }
  111.  
  112.     public void doPost(HttpServletRequest request,
  113.                       HttpServletResponse response)
  114.         throws IOException, ServletException
  115.     {
  116.         doGet(request, response);
  117.     }
  118.  
  119. }
  120.  
  121.  
  122.