001    /*
002     * $Id: XMLResourcesFactory.java 349025 2005-11-25 21:09:54Z niallp $
003     * $Revision: 349025 $
004     * $Date: 2005-11-25 21:09:54 +0000 (Fri, 25 Nov 2005) $
005     *
006     * ====================================================================
007     *
008     *  Copyright 2003-2005 The Apache Software Foundation
009     *
010     *  Licensed under the Apache License, Version 2.0 (the "License");
011     *  you may not use this file except in compliance with the License.
012     *  You may obtain a copy of the License at
013     *
014     *      http://www.apache.org/licenses/LICENSE-2.0
015     *
016     *  Unless required by applicable law or agreed to in writing, software
017     *  distributed under the License is distributed on an "AS IS" BASIS,
018     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
019     *  See the License for the specific language governing permissions and
020     *  limitations under the License.
021     *
022     */
023    
024    package org.apache.commons.resources.impl;
025    
026    import org.apache.commons.resources.Resources;
027    import org.apache.commons.resources.ResourcesException;
028    
029    /**
030     * <p>Concrete implementation of {@link org.apache.commons.resources.ResourcesFactory} that creates
031     * {@link org.apache.commons.resources.Resources} instances that wrap a family (one per Locale) of
032     * XML documents that share a base URL and have name suffices reflecting
033     * the Locale for which the document's messages apply.  Resources are
034     * looked up in a hierarchy of documents in a manner identical to that
035     * performed by <code>java.util.ResourceBundle.getBundle()</code>.</p>
036     *
037     * <p>The configuration variable passed to the <code>createResources()</code>
038     * method must be the URL of the base name of the XML document family.
039     * For example, if the configuration URL is passed as
040     * <code>http://localhost/foo/Bar</code>, the resources for the
041     * <code>en_US</code> Locale would be stored under URL
042     * <code>http://localhost/foo/Bar_en_US.xml</code>, and the default
043     * resources would be stored in
044     * <code>http://localhost/foo/Bar.xml</code>.</p>
045     */
046    public class XMLResourcesFactory extends ResourcesFactoryBase {
047    
048        /**
049         * <p>Create and return a new {@link org.apache.commons.resources.Resources} instance with the
050         * specified logical name, after calling its <code>init()</code>
051         * method and delegating the relevant properties.</p>
052         *
053         * @param name Logical name of the {@link org.apache.commons.resources.Resources} instance to create
054         * @param config Configuration string for this resource (if any)
055         * @return The new Resources instance.
056         *
057         * @exception ResourcesException if a {@link org.apache.commons.resources.Resources} instance
058         *  of the specified logical name cannot be created.
059         */
060        protected Resources createResources(String name, String config) {
061    
062            Resources res = new XMLResources(name, config);
063            res.setReturnNull(isReturnNull());
064            res.init();
065            return (res);
066    
067        }
068    
069    
070    }