StaticFieldGetter.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.kernel.util; 24 25 import com.liferay.portal.kernel.log.Log; 26 import com.liferay.portal.kernel.log.LogFactoryUtil; 27 28 import java.lang.reflect.Field; 29 30 /** 31 * <a href="StaticFieldGetter.java.html"><b><i>View Source</i></b></a> 32 * 33 * @author Brian Wing Shun Chan 34 * 35 */ 36 public class StaticFieldGetter { 37 38 public static StaticFieldGetter getInstance() { 39 return _instance; 40 } 41 42 public Object getFieldValue(String className, String fieldName) { 43 Object obj = null; 44 45 try { 46 Class<?> objClass = Class.forName(className); 47 48 Field field = objClass.getField(fieldName); 49 50 obj = field.get(objClass); 51 } 52 catch (Exception e) { 53 _log.error(e); 54 } 55 56 return obj; 57 } 58 59 private StaticFieldGetter() { 60 } 61 62 private static Log _log = LogFactoryUtil.getLog(StaticFieldGetter.class); 63 64 private static StaticFieldGetter _instance = new StaticFieldGetter(); 65 66 }