001 /** 002 * Copyright (c) 2000-2012 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.cache.key; 016 017 import com.liferay.portal.kernel.util.StringBundler; 018 019 import java.io.Serializable; 020 021 /** 022 * @author Michael C. Han 023 * @author Shuyang Zhou 024 */ 025 public interface CacheKeyGenerator extends Cloneable { 026 027 public CacheKeyGenerator append(String key); 028 029 public CacheKeyGenerator append(String[] keys); 030 031 public CacheKeyGenerator append(StringBundler sb); 032 033 public CacheKeyGenerator clone(); 034 035 public Serializable finish(); 036 037 public Serializable getCacheKey(String key); 038 039 public Serializable getCacheKey(String[] keys); 040 041 public Serializable getCacheKey(StringBundler sb); 042 043 }