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Java > Open Source Codes > org > objectweb > proactive > ext > security > crypto > SessionKeyFactory


1 /*
2 * ################################################################
3 *
4 * ProActive: The Java(TM) library for Parallel, Distributed,
5 * Concurrent computing with Security and Mobility
6 *
7 * Copyright (C) 1997-2002 INRIA/University of Nice-Sophia Antipolis
8 * Contact: proactive-support@inria.fr
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
23 * USA
24 *
25 * Initial developer(s): The ProActive Team
26 * http://www.inria.fr/oasis/ProActive/contacts.html
27 * Contributor(s):
28 *
29 * ################################################################
30 */
31 package org.objectweb.proactive.ext.security.crypto;
32
33 import java.io.Serializable JavaDoc;
34
35 import java.security.Key JavaDoc;
36 import java.security.Provider JavaDoc;
37 import java.security.SecureRandom JavaDoc;
38
39 import javax.crypto.KeyGenerator;
40
41
42 public class SessionKeyFactory implements Serializable JavaDoc {
43     private Provider JavaDoc myProvider;
44
45     // private SecureRandom rand = new FixedSecureRandom();
46 private KeyGenerator keyGen;
47
48     public SessionKeyFactory() {
49         // myProvider = new org.bouncycastle.jce.provider.BouncyCastleProvider();
50 // Tester ici si ca n'a pas ete deja fait : cf mail...
51 // Security.addProvider(myProvider);
52 try {
53             // "BC" is the name of the BouncyCastle provider
54 keyGen = KeyGenerator.getInstance("Rijndael", "BC");
55             keyGen.init(128, new SecureRandom JavaDoc());
56
57             // keyGen.init(128,rand);
58 } catch (Exception JavaDoc e) {
59             System.out.println("Exception in the Session Key Generation : " +
60                 e);
61         }
62     }
63
64     public Key JavaDoc generateSessionKey() {
65         return keyGen.generateKey();
66     }
67 }
68
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