01: /*
02: JSPWiki - a JSP-based WikiWiki clone.
03:
04: Copyright (C) 2001-2002 Janne Jalkanen (Janne.Jalkanen@iki.fi)
05:
06: This program is free software; you can redistribute it and/or modify
07: it under the terms of the GNU Lesser General Public License as published by
08: the Free Software Foundation; either version 2.1 of the License, or
09: (at your option) any later version.
10:
11: This program is distributed in the hope that it will be useful,
12: but WITHOUT ANY WARRANTY; without even the implied warranty of
13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14: GNU Lesser General Public License for more details.
15:
16: You should have received a copy of the GNU Lesser General Public License
17: along with this program; if not, write to the Free Software
18: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19: */
20: package com.ecyrd.jspwiki.auth.login;
21:
22: import java.io.IOException;
23:
24: import javax.security.auth.callback.Callback;
25: import javax.security.auth.callback.CallbackHandler;
26: import javax.security.auth.callback.UnsupportedCallbackException;
27: import javax.servlet.http.HttpServletRequest;
28:
29: import com.ecyrd.jspwiki.WikiEngine;
30: import com.ecyrd.jspwiki.auth.Authorizer;
31:
32: /**
33: * Handles logins made from within JSPWiki.
34: * @link AuthenticationManager#getWikiSession(HttpServletRequest).
35: * @author Andrew Jaquith
36: * @since 2.3
37: */
38: public final class WebContainerCallbackHandler implements
39: CallbackHandler {
40: private final HttpServletRequest m_request;
41:
42: private final Authorizer m_authorizer;
43:
44: private final WikiEngine m_engine;
45:
46: public WebContainerCallbackHandler(WikiEngine engine,
47: HttpServletRequest request, Authorizer authorizer) {
48: m_engine = engine;
49: m_request = request;
50: m_authorizer = authorizer;
51: }
52:
53: /**
54: * @see javax.security.auth.callback.CallbackHandler#handle(javax.security.auth.callback.Callback[])
55: */
56: public final void handle(Callback[] callbacks) throws IOException,
57: UnsupportedCallbackException {
58: for (int i = 0; i < callbacks.length; i++) {
59: Callback callback = callbacks[i];
60: if (callback instanceof HttpRequestCallback) {
61: ((HttpRequestCallback) callback).setRequest(m_request);
62: } else if (callback instanceof AuthorizerCallback) {
63: ((AuthorizerCallback) callback)
64: .setAuthorizer(m_authorizer);
65: } else if (callback instanceof WikiEngineCallback) {
66: ((WikiEngineCallback) callback).setEngine(m_engine);
67: } else {
68: throw new UnsupportedCallbackException(callback);
69: }
70: }
71: }
72:
73: }
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