ServiceLocator.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.util; 24 25 import com.liferay.portal.kernel.util.MethodInvoker; 26 import com.liferay.portal.kernel.util.MethodWrapper; 27 28 import org.apache.commons.logging.Log; 29 import org.apache.commons.logging.LogFactory; 30 31 /** 32 * <a href="ServiceLocator.java.html"><b><i>View Source</i></b></a> 33 * 34 * @author Brian Wing Shun Chan 35 * 36 */ 37 public class ServiceLocator { 38 39 public static ServiceLocator getInstance() { 40 return _instance; 41 } 42 43 public Object findService(String serviceName) { 44 Object obj = null; 45 46 try { 47 String factoryName = serviceName + _FACTORY_SUFFIX; 48 49 MethodWrapper methodWrapper = new MethodWrapper( 50 factoryName, _SERVICE_METHOD, new Object[0]); 51 52 obj = MethodInvoker.invoke(methodWrapper, false); 53 } 54 catch (Exception e) { 55 _log.error(e); 56 } 57 58 return obj; 59 } 60 61 private ServiceLocator() { 62 } 63 64 private static Log _log = LogFactory.getLog(ServiceLocator.class); 65 66 private static final String _FACTORY_SUFFIX = "Factory"; 67 68 private static final String _SERVICE_METHOD = "getService"; 69 70 private static ServiceLocator _instance = new ServiceLocator(); 71 72 }