001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.util;
016    
017    /**
018     * @author Brian Wing Shun Chan
019     */
020    public interface HashCode {
021    
022            public HashCode append(boolean value);
023    
024            public HashCode append(boolean[] value);
025    
026            public HashCode append(byte value);
027    
028            public HashCode append(byte[] value);
029    
030            public HashCode append(char value);
031    
032            public HashCode append(char[] value);
033    
034            public HashCode append(double value);
035    
036            public HashCode append(double[] value);
037    
038            public HashCode append(float value);
039    
040            public HashCode append(float[] value);
041    
042            public HashCode append(int value);
043    
044            public HashCode append(int[] value);
045    
046            public HashCode append(long value);
047    
048            public HashCode append(long[] value);
049    
050            public HashCode append(Object value);
051    
052            public HashCode append(Object[] value);
053    
054            public HashCode append(short value);
055    
056            public HashCode append(short[] value);
057    
058            public HashCode appendSuper(int superHashCode);
059    
060            public int toHashCode();
061    
062    }