2 * Copyright 2005-2010 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.security.authentication;
18 import org.apache.commons.codec.binary.Hex;
20 import java.security.MessageDigest;
21 import java.security.NoSuchAlgorithmException;
26 * @author Erik Brakkee
28 public class Md5HexMessageDigester implements MessageDigester {
30 * Constructs the message digester.
33 public Md5HexMessageDigester() {
40 * @see org.wamblee.security.MessageDigester#hash(java.lang.String)
42 public String hash(String aValue) {
44 MessageDigest digest = MessageDigest.getInstance("MD5");
45 byte[] result = digest.digest(aValue.getBytes());
46 char[] charResult = Hex.encodeHex(result);
48 return new String(charResult);
49 } catch (NoSuchAlgorithmException e) {
50 throw new IllegalArgumentException("MD5 not supported????");