source: nutchez-0.1/tomcat/webapps/examples/WEB-INF/classes/CookieExample.java @ 108

Last change on this file since 108 was 66, checked in by waue, 15 years ago

NutchEz - an easy way to nutch

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[66]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: CookieExample.java 500674 2007-01-27 23:15:00Z markt $
18 *
19 */
20
21import java.io.*;
22import java.util.*;
23import javax.servlet.*;
24import javax.servlet.http.*;
25
26import util.HTMLFilter;
27
28/**
29 * Example servlet showing request headers
30 *
31 * @author James Duncan Davidson <duncan@eng.sun.com>
32 */
33
34public 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
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