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Java > Open Source Codes > org > apache > turbine > services > crypto > provider > ClearCrypt


1 package org.apache.turbine.services.crypto.provider;
2
3 /*
4  * Copyright 2001-2004 The Apache Software Foundation.
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License")
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18
19 import org.apache.turbine.services.crypto.CryptoAlgorithm;
20
21 /**
22  * This is a dummy for "cleartext" encryption. It goes through
23  * the notions of the CryptoAlgorithm interface but actually does
24  * nothing. It can be used as a replacement for the "encrypt = no"
25  * setting in the TR.props.
26  *
27  * Can be used as the default crypto algorithm
28  *
29  * @author <a HREF="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
30  * @version $Id: ClearCrypt.java,v 1.5.2.2 2004/05/20 03:05:19 seade Exp $
31  */
32 public class ClearCrypt
33         implements CryptoAlgorithm
34 {
35     /**
36      * C'tor
37      */
38     public ClearCrypt()
39     {
40     }
41
42     /**
43      * This class never uses an algorithm, so this is
44      * just a dummy.
45      *
46      * @param cipher Cipher (ignored)
47      */
48     public void setCipher(String JavaDoc cipher)
49     {
50         /* dummy */
51     }
52
53     /**
54      * This class never uses a seed, so this is
55      * just a dummy.
56      *
57      * @param seed Seed (ignored)
58      */
59     public void setSeed(String JavaDoc seed)
60     {
61         /* dummy */
62     }
63
64     /**
65      * encrypt the supplied string with the requested cipher
66      *
67      * @param value The value to be encrypted
68      * @return The encrypted value
69      * @throws Exception An Exception of the underlying implementation.
70      */
71     public String JavaDoc encrypt(String JavaDoc value)
72             throws Exception JavaDoc
73     {
74         /*
75          * Ultra-clever implementation. ;-)
76          */
77
78         return value;
79     }
80     
81 }
82
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