01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * 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;
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 name, String value)
44: throws JspParseException {
45: if (name.equals("ook")) {
46: } else
47: throw error(L.l(
48: "`{0}' is an invalid attribute in <jsp:fallback>",
49: name));
50: }
51:
52: /**
53: * Generates the XML text representation for the tag validation.
54: *
55: * @param os write stream to the generated XML.
56: */
57: public void printXml(WriteStream os) throws IOException {
58: os.print("<jsp:fallback>");
59: printXmlChildren(os);
60: os.print("</jsp:fallback>");
61: }
62:
63: /**
64: * Generates the code for the scriptlet
65: *
66: * @param out the output writer for the generated java.
67: */
68: public void generate(JspJavaWriter out) throws Exception {
69: throw error(L.l(
70: "jsp:fallback is not allowed as a child of {0}",
71: getParent().getTagName()));
72: }
73:
74: /**
75: * Generates the code for the scriptlet
76: *
77: * @param out the output writer for the generated java.
78: */
79: public void generateFallback(JspJavaWriter out) throws Exception {
80: generateChildren(out);
81: }
82: }
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