ResourceBundleUtil.java |
1 /** 2 * Copyright (c) 2000-2009 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.util; 24 25 import com.liferay.portal.kernel.log.Log; 26 import com.liferay.portal.kernel.log.LogFactoryUtil; 27 28 import java.text.MessageFormat; 29 30 import java.util.Locale; 31 import java.util.ResourceBundle; 32 33 /** 34 * <a href="ResourceBundleUtil.java.html"><b><i>View Source</i></b></a> 35 * 36 * <p> 37 * This class provides a convenience routine named getString() that 38 * gets the value of a ResourceBundle key, but also provides the ability 39 * to perform search & replace on tokens within the value of the key. 40 * </p> 41 * 42 * @author Neil Griffin 43 * 44 */ 45 public class ResourceBundleUtil { 46 47 public static String getString( 48 ResourceBundle bundle, Locale locale, String key, Object[] args) { 49 50 String value = null; 51 52 if (bundle == null) { 53 if (_log.isErrorEnabled()) { 54 _log.error("Resource bundle is null"); 55 } 56 } 57 else { 58 59 // Get the value associated with the specified key, and substitute 60 // any arguuments like {0}, {1}, {2}, etc. with the specified 61 // argument values. 62 63 value = bundle.getString(key); 64 65 if (value == null) { 66 if (_log.isWarnEnabled()) { 67 _log.warn("No value found for key " + key); 68 } 69 } 70 else { 71 if ((args != null) && (args.length > 0)) { 72 MessageFormat format = new MessageFormat(value, locale); 73 74 value = format.format(args); 75 } 76 } 77 } 78 79 if (value == null) { 80 value = key; 81 } 82 83 return value; 84 } 85 86 private static Log _log = LogFactoryUtil.getLog(ResourceBundleUtil.class); 87 88 }