001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *     http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    package org.apache.shiro.crypto.hash;
020    
021    import org.apache.shiro.codec.Base64;
022    import org.apache.shiro.codec.Hex;
023    
024    
025    /**
026     * Generates an SHA-384 Hash from a given input <tt>source</tt> with an optional <tt>salt</tt> and hash iterations.
027     * <p/>
028     * See the {@link SimpleHash SimpleHash} parent class JavaDoc for a detailed explanation of Hashing
029     * techniques and how the overloaded constructors function.
030     * <p/>
031     * <b>JDK Version Note</b> - Attempting to instantiate this class on JREs prior to version 1.4.0 will throw
032     * an {@link IllegalStateException IllegalStateException}
033     *
034     * @since 0.9
035     */
036    public class Sha384Hash extends SimpleHash {
037    
038        //TODO - complete JavaDoc
039    
040        public static final String ALGORITHM_NAME = "SHA-384";
041    
042        public Sha384Hash() {
043            super(ALGORITHM_NAME);
044        }
045    
046        public Sha384Hash(Object source) {
047            super(ALGORITHM_NAME, source);
048        }
049    
050        public Sha384Hash(Object source, Object salt) {
051            super(ALGORITHM_NAME, source, salt);
052        }
053    
054        public Sha384Hash(Object source, Object salt, int hashIterations) {
055            super(ALGORITHM_NAME, source, salt, hashIterations);
056        }
057    
058        public static Sha384Hash fromHexString(String hex) {
059            Sha384Hash hash = new Sha384Hash();
060            hash.setBytes(Hex.decode(hex));
061            return hash;
062        }
063    
064        public static Sha384Hash fromBase64String(String base64) {
065            Sha384Hash hash = new Sha384Hash();
066            hash.setBytes(Base64.decode(base64));
067            return hash;
068        }
069    }