| /* |
| * $Id$ |
| * |
| * 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.struts2.tiles; |
| |
| import org.apache.tiles.TilesContainer; |
| import org.apache.tiles.TilesException; |
| import org.apache.tiles.factory.TilesContainerFactory; |
| import org.apache.tiles.web.startup.TilesListener; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| import javax.servlet.ServletContext; |
| import java.util.Map; |
| import java.util.HashMap; |
| |
| /** |
| * Listener used to automatically inject ServletContext |
| * init parameters so that they don't need to be configured |
| * explicitly for tiles integration. This is provided |
| * mainly for backwards compatibility with Struts 2.0.1 |
| * configuration. |
| * |
| * @since Struts 2.0.2 |
| * @version $Rev$ |
| * |
| */ |
| public class StrutsTilesListener extends TilesListener { |
| |
| private static final Log LOG = |
| LogFactory.getLog(StrutsTilesListener.class); |
| |
| private static final Map<String, String> INIT; |
| |
| static { |
| INIT = new HashMap<String, String>(); |
| INIT.put(TilesContainerFactory.CONTAINER_FACTORY_INIT_PARAM, |
| StrutsTilesContainerFactory.class.getName()); |
| } |
| |
| protected TilesContainer createContainer(ServletContext context) |
| throws TilesException { |
| if(context.getInitParameter(TilesContainerFactory.CONTEXT_FACTORY_INIT_PARAM) == null) { |
| context = decorate(context); |
| } |
| else { |
| LOG.warn("Tiles container factory is explicitly set. Not injecting struts configuration."); |
| } |
| return super.createContainer(context); |
| } |
| |
| protected ServletContext decorate(ServletContext context) { |
| return new ConfiguredServletContext(context, INIT); |
| } |
| |
| } |