01: /*
02: * JOSSO: Java Open Single Sign-On
03: *
04: * Copyright 2004-2008, Atricore, Inc.
05: *
06: * This is free software; you can redistribute it and/or modify it
07: * under the terms of the GNU Lesser General Public License as
08: * published by the Free Software Foundation; either version 2.1 of
09: * the License, or (at your option) any later version.
10: *
11: * This software 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 GNU
14: * Lesser General Public License for more details.
15: *
16: * You should have received a copy of the GNU Lesser General Public
17: * License along with this software; if not, write to the Free
18: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
19: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
20: */
21:
22: package org.josso.servlet.agent.jaas;
23:
24: import javax.security.auth.callback.*;
25: import java.io.IOException;
26:
27: /**
28: * Callback handler that provides SSO Session TOKEN as credentials.
29: *
30: * Date: Nov 28, 2007
31: * Time: 12:40:22 PM
32: *
33: * @author <a href="mailto:sgonzalez@josso.org">Sebastian Gonzalez Oyuela</a>
34: */
35: public class SSOGatewayHandler implements CallbackHandler {
36:
37: private String ssoSessionId;
38:
39: public SSOGatewayHandler(String ssoSessionId) {
40: this .ssoSessionId = ssoSessionId;
41: }
42:
43: public void handle(Callback[] callbacks) throws IOException,
44: UnsupportedCallbackException {
45: for (int i = 0; i < callbacks.length; i++) {
46: if (callbacks[i] instanceof NameCallback) {
47: NameCallback nc = (NameCallback) callbacks[i];
48: nc.setName(ssoSessionId);
49:
50: } else if (callbacks[i] instanceof PasswordCallback) {
51: PasswordCallback pc = (PasswordCallback) callbacks[i];
52: pc.setPassword(ssoSessionId.toCharArray());
53:
54: } else {
55: throw new UnsupportedCallbackException(callbacks[i]);
56: }
57: }
58: }
59: }
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