BeanLocatorImpl.java |
1 /** 2 * Copyright (c) 2000-2007 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.bean; 24 25 import com.liferay.portal.kernel.bean.BeanLocator; 26 import com.liferay.portal.kernel.bean.BeanLocatorException; 27 import com.liferay.portal.spring.util.SpringUtil; 28 import com.liferay.util.CollectionFactory; 29 30 import java.util.Set; 31 32 import org.apache.commons.logging.Log; 33 import org.apache.commons.logging.LogFactory; 34 35 import org.springframework.context.ApplicationContext; 36 37 /** 38 * <a href="BeanLocatorImpl.java.html"><b><i>View Source</i></b></a> 39 * 40 * @author Brian Wing Shun Chan 41 * 42 */ 43 public class BeanLocatorImpl implements BeanLocator { 44 45 public Object locate(String name) throws BeanLocatorException { 46 if (_beans.contains(name)) { 47 if (_log.isWarnEnabled()) { 48 _log.warn( 49 "Cache the reference to " + name + " for better " + 50 "performance"); 51 } 52 } 53 54 ApplicationContext ctx = SpringUtil.getContext(); 55 56 if (_log.isDebugEnabled()) { 57 _log.debug("Locating " + name); 58 } 59 60 Object obj = ctx.getBean(name); 61 62 _beans.add(name); 63 64 return obj; 65 } 66 67 private static Log _log = LogFactory.getLog(BeanLocatorImpl.class); 68 69 private Set _beans = CollectionFactory.getHashSet(); 70 71 }