DynamicQueryFactoryImpl.java |
1 /** 2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a copy 5 * of this software and associated documentation files (the "Software"), to deal 6 * in the Software without restriction, including without limitation the rights 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 * copies of the Software, and to permit persons to whom the Software is 9 * furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20 * SOFTWARE. 21 */ 22 23 package com.liferay.portal.dao.orm.hibernate; 24 25 import com.liferay.portal.kernel.dao.orm.DynamicQuery; 26 import com.liferay.portal.kernel.dao.orm.DynamicQueryFactory; 27 28 import java.util.HashMap; 29 import java.util.Map; 30 31 import org.hibernate.criterion.DetachedCriteria; 32 33 /** 34 * <a href="DynamicQueryFactoryImpl.java.html"><b><i>View Source</i></b></a> 35 * 36 * @author Brian Wing Shun Chan 37 * 38 */ 39 public class DynamicQueryFactoryImpl implements DynamicQueryFactory { 40 41 public DynamicQuery forClass(Class clazz) { 42 clazz = getImplClass(clazz); 43 44 return new DynamicQueryImpl(DetachedCriteria.forClass(clazz)); 45 } 46 47 public DynamicQuery forClass(Class clazz, String alias) { 48 clazz = getImplClass(clazz); 49 50 return new DynamicQueryImpl(DetachedCriteria.forClass(clazz, alias)); 51 } 52 53 protected Class getImplClass(Class clazz) { 54 if (!clazz.getName().endsWith("Impl")) { 55 String implClassName = 56 clazz.getPackage().getName() + ".impl." + 57 clazz.getSimpleName() + "Impl"; 58 59 clazz = _classMap.get(implClassName); 60 61 if (clazz == null) { 62 try { 63 clazz = Class.forName(implClassName); 64 65 _classMap.put(implClassName, clazz); 66 } 67 catch (Exception e) { 68 } 69 } 70 } 71 72 return clazz; 73 } 74 75 private Map<String, Class> _classMap = new HashMap<String, Class>(); 76 77 }