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Java > Open Source Codes > net > killingar > forum > tags > SettingTag


1 /* Copyright 2000-2005 Anders Hovmöller
2  *
3  * The person or persons who have associated their work with
4  * this document (the "Dedicator") hereby dedicate the entire
5  * copyright in the work of authorship identified below (the
6  * "Work") to the public domain.
7  *
8  * Dedicator makes this dedication for the benefit of the
9  * public at large and to the detriment of Dedicator's heirs
10  * and successors. Dedicator intends this dedication to be an
11  * overt act of relinquishment in perpetuity of all present
12  * and future rights under copyright law, whether vested or
13  * contingent, in the Work. Dedicator understands that such
14  * relinquishment of all rights includes the relinquishment of
15  * all rights to enforce (by lawsuit or otherwise) those
16  * copyrights in the Work.
17  *
18  * Dedicator recognizes that, once placed in the public
19  * domain, the Work may be freely reproduced, distributed,
20  * transmitted, used, modified, built upon, or otherwise
21  * exploited by anyone for any purpose, commercial or non-
22  * commercial, and in any way, including by methods that have
23  * not yet been invented or conceived.
24  */
25
26 package net.killingar.forum.tags;
27
28 import net.killingar.forum.internal.managers.ForumManager;
29 import net.killingar.forum.internal.managers.OptionsManager;
30
31 import javax.servlet.jsp.JspException JavaDoc;
32 import javax.servlet.jsp.JspTagException JavaDoc;
33 import javax.servlet.jsp.tagext.TagSupport JavaDoc;
34
35 public class SettingTag extends TagSupport JavaDoc
36 {
37     private String JavaDoc name = null, defaultValue = "";
38
39   public int doStartTag() throws JspException JavaDoc
40   {
41         return SKIP_BODY;
42   }
43
44     public void setName(String JavaDoc name)
45     {
46         this.name = name;
47     }
48
49     public void setDefault(String JavaDoc d)
50     {
51         this.defaultValue = d;
52     }
53
54   public int doEndTag() throws JspTagException JavaDoc
55   {
56     try
57         {
58             ForumManager manager = (ForumManager)pageContext.getSession().getAttribute("manager");
59             String JavaDoc s = ((OptionsManager)manager.getManager(OptionsManager.class.getName())).get(name);
60             if (s != null)
61                 pageContext.getOut().print(s);
62             else
63                 pageContext.getOut().print(defaultValue);
64         }
65         catch(Exception JavaDoc e)
66         {
67             throw new JspTagException JavaDoc("Exception thrown: " + e);
68         }
69         return EVAL_PAGE;
70   }
71 }
72
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