1 /* 2 * $Id: WebappPropertyResourcesFactory.java 354539 2005-12-06 20:40:16Z niallp $ 3 * $Revision: 354539 $ 4 * $Date: 2005-12-06 20:40:16 +0000 (Tue, 06 Dec 2005) $ 5 * 6 * ==================================================================== 7 * 8 * Copyright 2003-2005 The Apache Software Foundation 9 * 10 * Licensed under the Apache License, Version 2.0 (the "License"); 11 * you may not use this file except in compliance with the License. 12 * You may obtain a copy of the License at 13 * 14 * http://www.apache.org/licenses/LICENSE-2.0 15 * 16 * Unless required by applicable law or agreed to in writing, software 17 * distributed under the License is distributed on an "AS IS" BASIS, 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 19 * See the License for the specific language governing permissions and 20 * limitations under the License. 21 * 22 */ 23 24 package org.apache.commons.resources.impl; 25 26 import org.apache.commons.resources.Resources; 27 import org.apache.commons.resources.ResourcesException; 28 29 /** 30 * <p>Concrete implementation of {@link org.apache.commons.resources.ResourcesFactory} that creates 31 * {@link org.apache.commons.resources.Resources} instances that wrap a family (one per Locale) of 32 * property files that share a base context-relative path for 33 * servlet context resources, and have name suffixes reflecting 34 * the Locale for which the file's messages apply. Resources are 35 * looked up in a hierarchy of files in a manner identical to that 36 * performed by <code>java.util.ResourceBundle.getBundle()</code>.</p> 37 * 38 * <p>The configuration variable passed to the <code>createResources()</code> 39 * method must be the context-relative base name of the properties file family, 40 * and must begin with a slash ('/') character. 41 * For example, if the configuration URL is passed as 42 * <code>/WEB-INF/resources/MyResources</code>, the resources for the 43 * <code>en_US</code> Locale would be stored under context resource 44 * <code>/WEB-INF/resources/MyReesources_en_US.properties</code>, and the 45 * default resources would be stored in 46 * <code>/WEB-INF/resources/MyResources.properties</code>.</p> 47 */ 48 public class WebappPropertyResourcesFactory extends WebappResourcesFactoryBase { 49 50 51 /** 52 * <p>Create and return a new {@link org.apache.commons.resources.Resources} instance with the 53 * specified logical name, after calling its <code>init()</code> 54 * method and delegating the relevant properties.</p> 55 * 56 * @param name Logical name of the {@link org.apache.commons.resources.Resources} instance to create 57 * @param config Configuration string for this resource (if any) 58 * @return The new Resources instance. 59 * 60 * @exception ResourcesException if a {@link org.apache.commons.resources.Resources} instance 61 * of the specified logical name cannot be created. 62 */ 63 protected Resources createResources(String name, String config) { 64 65 Resources res = 66 new WebappPropertyResources(name, config, getServletContext()); 67 res.setReturnNull(isReturnNull()); 68 res.init(); 69 return (res); 70 71 } 72 73 74 }