/*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *   http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 package org.apache.myfaces.config.impl.digester.elements;

 import java.util.ArrayList;

 import java.util.Collections;

 import java.util.List;

 import org.apache.myfaces.config.element.ViewPoolMapping;

 /**

  * 

  * @author Leonardo Uribe

  * @since 2.1.0

  */

 public class FacesConfigExtensionImpl extends org.apache.myfaces.config.element.FacesConfigExtension

 {

     /**

      * 

      */

     private static final long serialVersionUID = 7624583794474223864L;

     private List<org.apache.myfaces.config.element.FaceletsProcessing> _faceletsProcessingList = 

         new ArrayList<org.apache.myfaces.config.element.FaceletsProcessing>();

     private List<ViewPoolMapping> viewPoolMappings;

     private transient List<ViewPoolMapping> unmodifiableViewPoolMappings;

     @Override

     public List<org.apache.myfaces.config.element.FaceletsProcessing> getFaceletsProcessingList()

     {

         return _faceletsProcessingList;

     }

     public void addFaceletsProcessing(org.apache.myfaces.config.element.FaceletsProcessing elem)

     {

         _faceletsProcessingList.add(elem);

     }

     @Override

     public List<ViewPoolMapping> getViewPoolMappings()

     {

         if (viewPoolMappings == null)

         {

             return Collections.emptyList();

         }

         if (unmodifiableViewPoolMappings == null)

         {

             unmodifiableViewPoolMappings = 

                 Collections.unmodifiableList(viewPoolMappings);

         }

         return unmodifiableViewPoolMappings;

     }

     public void addViewPoolMapping(ViewPoolMapping mapping)

     {

         if (viewPoolMappings == null)

         {

             viewPoolMappings = new ArrayList<ViewPoolMapping>();

         }

         viewPoolMappings.add(mapping);

     }

 }