001    // Copyright 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.services.impl;
016    
017    import javax.servlet.ServletContext;
018    import javax.servlet.http.HttpServlet;
019    
020    import org.apache.tapestry.services.ApplicationGlobals;
021    import org.apache.tapestry.services.ApplicationInitializer;
022    import org.apache.tapestry.web.ServletWebContext;
023    import org.apache.tapestry.web.WebContext;
024    
025    /**
026     * Gets the context from the servlet, creates a {@link org.apache.tapestry.web.ServletWebContext},
027     * and stores that into the {@link org.apache.tapestry.services.ApplicationGlobals}.
028     * 
029     * @author Howard M. Lewis Ship
030     * @since 4.0
031     */
032    public class WebContextInitializer implements ApplicationInitializer
033    {
034        private ApplicationGlobals _globals;
035    
036        public void initialize(HttpServlet servlet)
037        {
038            ServletContext servletContext = servlet.getServletContext();
039            WebContext context = new ServletWebContext(servletContext);
040    
041            _globals.storeServletContext(servletContext);
042            _globals.storeWebContext(context);
043        }
044    
045        public void setGlobals(ApplicationGlobals globals)
046        {
047            _globals = globals;
048        }
049    }