DefaultHeaderTag


1   /**
2    * Copyright (c) 2003 held jointly by the individual authors.            
3    *                                                                          
4    * This library is free software; you can redistribute it and/or modify it    
5    * under the terms of the GNU Lesser General Public License as published      
6    * by the Free Software Foundation; either version 2.1 of the License, or 
7    * (at your option) any later version.                                            
8    *                                                                            
9    * This library is distributed in the hope that it will be useful, but 
10   * WITHOUT ANY WARRANTY; with out even the implied warranty of 
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
12   * GNU Lesser General Public License for more details.                                                  
13   *                                                                           
14   * You should have received a copy of the GNU Lesser General Public License   
15   * along with this library;  if not, write to the Free Software Foundation,   
16   * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA.              
17   *                                                                            
18   * > http://www.gnu.org/copyleft/lesser.html                                  
19   * > http://www.opensource.org/licenses/lgpl-license.php
20   */
21  package net.mlw.vlh.web.tag;
22  
23  import javax.servlet.jsp.JspException  ;
24  
25  import net.mlw.vlh.web.util.JspUtils;
26  
27  /**
28   * This tag creates a table. It is ment to be used along with
29   * 
30   * @todo Document this tag.
31   * 
32   * @author Matthew L. Wilson
33   * @version $Revision: 1.14 $ $Date: 2005/11/23 15:02:16 $
34   */
35  public class DefaultHeaderTag extends DefaultRowTag
36  {
37  
38     /**
39      * @see javax.servlet.jsp.tagext.Tag#doStartTag()
40      */
41     public int doStartTag() throws JspException  
42     {
43        init();
44        return EVAL_BODY_AGAIN;
45     }
46  
47     /**
48      * @see javax.servlet.jsp.tagext.IterationTag#doAfterBody()
49      */
50     public int doAfterBody() throws JspException  
51     {
52        return SKIP_BODY;
53     }
54  
55     /**
56      * @see javax.servlet.jsp.tagext.Tag#doEndTag()
57      * 
58      * @todo figure out why release is not working.
59      */
60     public int doEndTag() throws JspException  
61     {
62        StringBuffer   sb = new StringBuffer  ();
63        TableInfo tableInfo = getRootTag().getTableInfo();
64        renderHeaderRow(sb, getColumns(), tableInfo, getRootTag().getValueList().getValueListInfo(), tableInfo.getParameters());
65        JspUtils.writePrevious(pageContext, sb.toString());
66        return super.doEndTag();
67     }
68  }
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