TestTileController


1   /*
2    * $Id: TestTileController.java 54929 2004-10-16 16:38:42Z germuska $ 
3    *
4    * Copyright 1999-2004 The Apache Software Foundation.
5    * 
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    * 
10   *      http://www.apache.org/licenses/LICENSE-2.0
11   * 
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  package org.apache.struts.webapp.tiles.test;
20  
21  import java.io.IOException  ;
22  
23  import javax.servlet.ServletContext  ;
24  import javax.servlet.ServletException  ;
25  import javax.servlet.http.HttpServletRequest  ;
26  import javax.servlet.http.HttpServletResponse  ;
27  
28  import org.apache.struts.tiles.ComponentContext;
29  import org.apache.struts.tiles.ControllerSupport;
30  
31  
32    /**
33     * Controller example.
34     * This controller modify title by adding "ok".
35     */
36  public class TestTileController extends ControllerSupport
37  {
38  
39    public TestTileController()
40      {
41      }
42  
43     /**
44      * Method associated to a tile and called when immediately before tile is included.
45      * @param tileContext Current tile context.
46      * @param request Current request
47      * @param response Current response
48      * @param servletContext Current servlet context
49      */
50     public void perform(ComponentContext tileContext,
51                         HttpServletRequest   request, HttpServletResponse   response,
52                         ServletContext   servletContext)
53          throws ServletException  , IOException  
54     {
55     System.out.println( "Controller called" );
56  
57  
58     String   title = (String  )tileContext.getAttribute("title");
59     title += "- controller called";
60     tileContext.putAttribute( "title", title);
61     }
62  
63  
64  }
65
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