WebContextInitializer


1   // Copyright 2005 The Apache Software Foundation
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package org.apache.tapestry.services.impl;
16  
17  import javax.servlet.ServletContext  ;
18  import javax.servlet.http.HttpServlet  ;
19  
20  import org.apache.tapestry.services.ApplicationGlobals;
21  import org.apache.tapestry.services.ApplicationInitializer;
22  import org.apache.tapestry.web.ServletWebContext;
23  import org.apache.tapestry.web.WebContext;
24  
25  /**
26   * Gets the context from the servlet, creates a
27   * {@link org.apache.tapestry.web.ServletWebContext}, and stores that into the
28   * {@link org.apache.tapestry.services.ApplicationGlobals}.
29   * 
30   * @author Howard M. Lewis Ship
31   * @since 4.0
32   */
33  public class WebContextInitializer implements ApplicationInitializer
34  {
35      private ApplicationGlobals _globals;
36  
37      public void initialize(HttpServlet   servlet)
38      {
39          ServletContext   servletContext = servlet.getServletContext();
40          WebContext context = new ServletWebContext(servletContext);
41  
42          _globals.storeContext(context);
43      }
44  
45      public void setGlobals(ApplicationGlobals globals)
46      {
47          _globals = globals;
48      }
49  }

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