KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > caucho > jsp > java > JspFallback


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.jsp.java;
30
31 import com.caucho.jsp.JspParseException;
32 import com.caucho.vfs.WriteStream;
33
34 import java.io.IOException JavaDoc;
35
36 /**
37  * Represents a Java scriptlet.
38  */
39 public class JspFallback extends JspContainerNode {
40   /**
41    * Adds an attribute.
42    */
43   public void addAttribute(String JavaDoc name, String JavaDoc value)
44     throws JspParseException
45   {
46     if (name.equals("ook")) {
47     }
48     else
49       throw error(L.l("`{0}' is an invalid attribute in <jsp:fallback>",
50                       name));
51   }
52
53   /**
54    * Generates the XML text representation for the tag validation.
55    *
56    * @param os write stream to the generated XML.
57    */
58   public void printXml(WriteStream os)
59     throws IOException JavaDoc
60   {
61     os.print("<jsp:fallback>");
62     printXmlChildren(os);
63     os.print("</jsp:fallback>");
64   }
65   
66   /**
67    * Generates the code for the scriptlet
68    *
69    * @param out the output writer for the generated java.
70    */
71   public void generate(JspJavaWriter out)
72     throws Exception JavaDoc
73   {
74     throw error(L.l("jsp:fallback is not allowed as a child of {0}",
75             getParent().getTagName()));
76   }
77   
78   /**
79    * Generates the code for the scriptlet
80    *
81    * @param out the output writer for the generated java.
82    */
83   public void generateFallback(JspJavaWriter out)
84     throws Exception JavaDoc
85   {
86     generateChildren(out);
87   }
88 }
89
Popular Tags