001    package org.apache.myfaces.tobago.context;
002    
003    /*
004     * Licensed to the Apache Software Foundation (ASF) under one or more
005     * contributor license agreements.  See the NOTICE file distributed with
006     * this work for additional information regarding copyright ownership.
007     * The ASF licenses this file to You under the Apache License, Version 2.0
008     * (the "License"); you may not use this file except in compliance with
009     * the License.  You may obtain a copy of the License at
010     *
011     *      http://www.apache.org/licenses/LICENSE-2.0
012     *
013     * Unless required by applicable law or agreed to in writing, software
014     * distributed under the License is distributed on an "AS IS" BASIS,
015     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016     * See the License for the specific language governing permissions and
017     * limitations under the License.
018     */
019    
020    import org.slf4j.Logger;
021    import org.slf4j.LoggerFactory;
022    
023    import javax.faces.context.FacesContext;
024    import java.util.Collections;
025    import java.util.Enumeration;
026    import java.util.ResourceBundle;
027    
028    /**
029     * This class works like the Java resource bundle mechanism for a named resource bundle
030     * and adds the functionality of the tobago themes and also supports XML properties files.
031     * This class might be used in the faces-config.xml as an alternative to the tc:loadBundle tag.
032     *
033     * @since 1.5.0
034     */
035    public class TobagoBundle extends ResourceBundle {
036    
037      private static final Logger LOG = LoggerFactory.getLogger(TobagoBundle.class);
038    
039      private String bundleName;
040    
041      public TobagoBundle(String bundleName) {
042        this.bundleName = bundleName;
043      }
044    
045      protected Object handleGetObject(String key) {
046        if (LOG.isDebugEnabled()) {
047          LOG.debug("Searching for '{}' in bundle '{}'", key, bundleName);
048        }
049        FacesContext facesContext = FacesContext.getCurrentInstance();
050        return ResourceManagerUtils.getProperty(facesContext, bundleName, key);
051      }
052    
053      public Enumeration<String> getKeys() {
054        return Collections.enumeration(Collections.EMPTY_LIST);
055      }
056    
057      public String getBundleName() {
058        return bundleName;
059      }
060    }