hunt.shiro.crypto.hash.Md5Hash source code

1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements.  See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership.  The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License.  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,
13  * software distributed under the License is distributed on an
14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15  * KIND, either express or implied.  See the License for the
16  * specific language governing permissions and limitations
17  * under the License.
18  */
19 module hunt.shiro.crypto.hash.Md5Hash;
20 
21 import hunt.shiro.crypto.hash.SimpleHash;
22 import hunt.shiro.codec.Base64;
23 import hunt.shiro.codec.Hex;
24 
25 /**
26  * Generates an MD5 Hash (RFC 1321) from a given input <tt>source</tt> with an optional <tt>salt</tt> and
27  * hash iterations.
28  * <p/>
29  * See the {@link SimpleHash SimpleHash} parent class JavaDoc for a detailed explanation of Hashing
30  * techniques and how the overloaded constructors function.
31  *
32  */
33 class Md5Hash : SimpleHash {
34 
35     //TODO - complete JavaDoc
36 
37     enum string ALGORITHM_NAME = "MD5";
38 
39     this() {
40         super(ALGORITHM_NAME);
41     }
42 
43     this(Object source) {
44         super(ALGORITHM_NAME, source);
45     }
46 
47     this(Object source, Object salt) {
48         super(ALGORITHM_NAME, source, salt);
49     }
50 
51     this(Object source, Object salt, int hashIterations) {
52         super(ALGORITHM_NAME, source, salt, hashIterations);
53     }
54 
55     static Md5Hash fromHexString(string hex) {
56         Md5Hash hash = new Md5Hash();
57         hash.setBytes(Hex.decode(hex));
58         return hash;
59     }
60 
61     static Md5Hash fromBase64String(string base64) {
62         Md5Hash hash = new Md5Hash();
63         hash.setBytes(Base64.decode(base64));
64         return hash;
65     }
66 }