| 1 | /* |
|---|
| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
|---|
| 3 | * contributor license agreements. See the NOTICE file distributed with |
|---|
| 4 | * this work for additional information regarding copyright ownership. |
|---|
| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
|---|
| 6 | * (the "License"); you may not use this file except in compliance with |
|---|
| 7 | * the License. You may obtain a copy of the License at |
|---|
| 8 | * |
|---|
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
|---|
| 10 | * |
|---|
| 11 | * Unless required by applicable law or agreed to in writing, software |
|---|
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
|---|
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|---|
| 14 | * See the License for the specific language governing permissions and |
|---|
| 15 | * limitations under the License. |
|---|
| 16 | */ |
|---|
| 17 | /* $Id: RequestHeaderExample.java 500674 2007-01-27 23:15:00Z markt $ |
|---|
| 18 | * |
|---|
| 19 | */ |
|---|
| 20 | |
|---|
| 21 | import java.io.*; |
|---|
| 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 RequestHeaderExample 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("requestheader.title"); |
|---|
| 50 | out.println("<title>" + title + "</title>"); |
|---|
| 51 | out.println("</head>"); |
|---|
| 52 | out.println("<body>"); |
|---|
| 53 | |
|---|
| 54 | // all links relative |
|---|
| 55 | |
|---|
| 56 | // XXX |
|---|
| 57 | // making these absolute till we work out the |
|---|
| 58 | // addition of a PathInfo issue |
|---|
| 59 | |
|---|
| 60 | out.println("<a href=\"../reqheaders.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 | out.println("<table border=0>"); |
|---|
| 69 | Enumeration e = request.getHeaderNames(); |
|---|
| 70 | while (e.hasMoreElements()) { |
|---|
| 71 | String headerName = (String)e.nextElement(); |
|---|
| 72 | String headerValue = request.getHeader(headerName); |
|---|
| 73 | out.println("<tr><td bgcolor=\"#CCCCCC\">"); |
|---|
| 74 | out.println(HTMLFilter.filter(headerName)); |
|---|
| 75 | out.println("</td><td>"); |
|---|
| 76 | out.println(HTMLFilter.filter(headerValue)); |
|---|
| 77 | out.println("</td></tr>"); |
|---|
| 78 | } |
|---|
| 79 | out.println("</table>"); |
|---|
| 80 | } |
|---|
| 81 | |
|---|
| 82 | public void doPost(HttpServletRequest request, |
|---|
| 83 | HttpServletResponse response) |
|---|
| 84 | throws IOException, ServletException |
|---|
| 85 | { |
|---|
| 86 | doGet(request, response); |
|---|
| 87 | } |
|---|
| 88 | |
|---|
| 89 | } |
|---|
| 90 | |
|---|
