1 /*
2 * $Source$
3 * $Revision$
4 *
5 * Copyright (C) 2006 Tim Pizey
6 *
7 * Part of Melati (http://melati.org), a framework for the rapid
8 * development of clean, maintainable web applications.
9 *
10 * Melati is free software; Permission is granted to copy, distribute
11 * and/or modify this software under the terms either:
12 *
13 * a) the GNU General Public License as published by the Free Software
14 * Foundation; either version 2 of the License, or (at your option)
15 * any later version,
16 *
17 * or
18 *
19 * b) any version of the Melati Software License, as published
20 * at http://melati.org
21 *
22 * You should have received a copy of the GNU General Public License and
23 * the Melati Software License along with this program;
24 * if not, write to the Free Software Foundation, Inc.,
25 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26 * GNU General Public License and visit http://melati.org to obtain the
27 * Melati Software License.
28 *
29 * Feel free to contact the Developers of Melati (http://melati.org),
30 * if you would like to work out a different arrangement than the options
31 * outlined here. It is our intention to allow Melati to be used by as
32 * wide an audience as possible.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * Contact details for copyright holder:
40 *
41 * Tim Pizey <timp At paneris.org>
42 * http://paneris.org/~timp
43 */
44 package org.melati.login;
45
46 import java.io.IOException;
47
48 import org.melati.Melati;
49 import org.melati.poem.AccessPoemException;
50 import org.melati.poem.PoemThread;
51 import org.melati.util.MelatiException;
52
53 /**
54 * Allow any user access to the database.
55 * Typically used in a Melati application rather than a
56 * servlet environment.
57 *
58 */
59 public class OpenAccessHandler implements AccessHandler {
60
61 /**
62 * Constructor.
63 */
64 public OpenAccessHandler() {
65 super();
66 }
67
68 /**
69 * Ignore {@link AccessPoemException}s.
70 *
71 * @see org.melati.login.AccessHandler#handleAccessException
72 */
73 public void handleAccessException(Melati melati,
74 AccessPoemException accessException) throws Exception {
75 }
76
77 /**
78 * Set to guest if not set, remains null if we have no database.
79 *
80 * {@inheritDoc}
81 * @see org.melati.login.AccessHandler#establishUser(org.melati.Melati)
82 */
83 public Melati establishUser(Melati melati) {
84 if (melati.getUser() == null && melati.getDatabase() != null)
85 PoemThread.setAccessToken(melati.getDatabase().guestAccessToken());
86 return melati;
87 }
88
89 /**
90 * Nothing to do.
91 *
92 * {@inheritDoc}
93 * @see org.melati.login.AccessHandler#buildRequest(org.melati.Melati)
94 */
95 public void buildRequest(Melati melati) throws MelatiException, IOException {
96
97 }
98
99 }