Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MathUtils |
|
| 3.0;3 |
1 | /* | |
2 | * Licensed to the Apache Software Foundation (ASF) under one or more | |
3 | * contributor license agreements. See the NOTICE file distributed with | |
4 | * this work for additional information regarding copyright ownership. | |
5 | * The ASF licenses this file to You under the Apache License, Version 2.0 | |
6 | * (the "License"); you may not use this file except in compliance with | |
7 | * the License. You may obtain a copy of the License at | |
8 | * | |
9 | * http://www.apache.org/licenses/LICENSE-2.0 | |
10 | * | |
11 | * Unless required by applicable law or agreed to in writing, software | |
12 | * distributed under the License is distributed on an "AS IS" BASIS, | |
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
14 | * See the License for the specific language governing permissions and | |
15 | * limitations under the License. | |
16 | */ | |
17 | ||
18 | package org.apache.any23.util; | |
19 | ||
20 | import java.security.MessageDigest; | |
21 | import java.security.NoSuchAlgorithmException; | |
22 | ||
23 | /** | |
24 | * General utility functions. | |
25 | * | |
26 | * @author Michele Mostarda (mostarda@fbk.eu) | |
27 | * @author Davide Palmisano (palmisano@fbk.eu) | |
28 | */ | |
29 | public class MathUtils { | |
30 | ||
31 | 0 | private MathUtils(){} |
32 | ||
33 | public static final String md5(String s) { | |
34 | try { | |
35 | 0 | MessageDigest md5 = MessageDigest.getInstance("MD5"); |
36 | 0 | md5.reset(); |
37 | 0 | md5.update(s.getBytes()); |
38 | 0 | byte[] digest = md5.digest(); |
39 | 0 | StringBuffer result = new StringBuffer(); |
40 | 0 | for (byte b : digest) { |
41 | 0 | result.append(Integer.toHexString(0xFF & b)); |
42 | } | |
43 | 0 | return result.toString(); |
44 | 0 | } catch (NoSuchAlgorithmException e) { |
45 | 0 | throw new RuntimeException("Should never happen, MD5 is supported", e); |
46 | } | |
47 | } | |
48 | ||
49 | } |