SimplePageMVCHandler


1   /**
2    *
3    * Magnolia and its source-code is licensed under the LGPL.
4    * You may copy, adapt, and redistribute this file for commercial or non-commercial use.
5    * When copying, adapting, or redistributing this document in keeping with the guidelines above,
6    * you are required to provide proper attribution to obinary.
7    * If you reproduce or distribute the document without making any substantive modifications to its content,
8    * please use the following attribution line:
9    *
10   * Copyright 1993-2005 obinary Ltd. (http://www.obinary.com) All rights reserved.
11   *
12   */
13  package info.magnolia.module.admininterface;
14  
15  import java.io.IOException  ;
16  
17  import javax.servlet.http.HttpServletRequest  ;
18  import javax.servlet.http.HttpServletResponse  ;
19  
20  
21  /**
22   * This is a simple default implementation. Overwrite the render method to process the page.
23   * @author Philipp Bracher
24   * @version $Revision: 6341 $ ($Author: philipp $)
25   */
26  public abstract class SimplePageMVCHandler extends PageMVCHandler {
27  
28      /**
29       * @param name
30       * @param request
31       * @param response
32       */
33      public SimplePageMVCHandler(String   name, HttpServletRequest   request, HttpServletResponse   response) {
34          super(name, request, response);
35      }
36  
37      /**
38       * Calls the render method.
39       * @see info.magnolia.cms.servlets.MVCServletHandler#renderHtml(java.lang.String)
40       */
41      public void renderHtml(String   view) throws IOException   {
42          if (VIEW_SHOW.equals(view)) {
43              try {
44                  render(getRequest(), getResponse());
45              }
46              catch (Exception   e) {
47                  log.error("Exception during rendering the page", e);
48                  e.printStackTrace(getResponse().getWriter());
49              }
50          }
51      }
52  
53      /**
54       * Does the rendering job. You have to override this method.
55       * @param request
56       * @param response
57       * @throws Exception
58       */
59      protected abstract void render(HttpServletRequest   request, HttpServletResponse   response) throws Exception  ;
60  
61  }
62
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