ListDataPreviousPageTag


1   /*
2    * Copyright (c) 2003 - 2007 OpenSubsystems s.r.o. Slovak Republic. All rights reserved.
3    * 
4    * Project: OpenSubsystems
5    * 
6    * $Id: ListDataPreviousPageTag.java,v 1.2 2007/02/20 04:18:18 bastafidli Exp $
7    * 
8    * This program is free software; you can redistribute it and/or modify
9    * it under the terms of the GNU General Public License as published by
10   * the Free Software Foundation; version 2 of the License. 
11   * 
12   * This program is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   * GNU General Public License for more details.
16   * 
17   * You should have received a copy of the GNU General Public License
18   * along with this program; if not, write to the Free Software
19   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
20   */
21   
22  package org.opensubsystems.patterns.listdata.www;
23  
24  
25  /**
26   * Custom tag to generate hyperlink that can invoke instance of 
27   * ListBrowserServlet and display the previous page. This class implements 
28   * functionality similar to methods in listdata.js but only based on the data 
29   * available at the time when the page is generated. If the page dynamically 
30   * changes some of the list data pattern variables for example based on users' 
31   * action, you should use methods in the listdata.js instead. Keep this 
32   * functionality synchronized with the one provided by the JavaScript file.
33   *  
34   * @version $Id: ListDataPreviousPageTag.java,v 1.2 2007/02/20 04:18:18 bastafidli Exp $
35   * @author Miro Halas
36   * @code.reviewer Miro Halas
37   * @code.reviewed Initial revision
38   */
39  public class ListDataPreviousPageTag extends ListDataActionTag
40  {
41     // Attributes ///////////////////////////////////////////////////////////////
42     
43     /**
44      * Generated serial version UID
45      */
46     private static final long serialVersionUID = 5129667978952582253L;
47  
48     // Constructors /////////////////////////////////////////////////////////////
49     
50     /**
51      * Constructor for custom tag.
52      */
53     public ListDataPreviousPageTag() 
54     {
55        super();
56     }
57     
58     /**
59      * {@inheritDoc} 
60      */
61     public String   getCommand()
62     {
63        return ListBrowserServlet.ACTION_PREV_PAGE_NAME;
64     }
65  
66     /**
67      * {@inheritDoc} 
68      */
69     public void setCommand(
70        String   strCommand
71     )
72     {
73        throw new UnsupportedOperationException  ("");
74     }
75  }
76
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