| /* |
| * Copyright (c) 1997-2018 Oracle and/or its affiliates. All rights reserved. |
| * Copyright 2004 The Apache Software Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.catalina.util; |
| |
| |
| /** |
| * Encode an MD5 digest into a String. |
| * <p> |
| * The 128 bit MD5 hash is converted into a 32 character long String. |
| * Each character of the String is the hexadecimal representation of 4 bits |
| * of the digest. |
| * |
| * @author Remy Maucherat |
| * @version $Revision: 1.2 $ $Date: 2005/12/08 01:28:18 $ |
| */ |
| |
| public final class MD5Encoder extends DigestEncoderBase { |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Encodes the 128 bit (16 bytes) MD5 into a 32 character String. |
| * |
| * @param binaryData Array containing the digest |
| * @return Encoded MD5, or null if encoding failed |
| */ |
| public char[] encode( byte[] binaryData ) { |
| |
| if (binaryData.length != 16) |
| return null; |
| |
| return super.encode(binaryData); |
| } |
| } |
