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Java > Open Source Codes > com > gargoylesoftware > htmlunit > html > HtmlTitle


1 /*
2  * Copyright (c) 2002, 2005 Gargoyle Software Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *
7  * 1. Redistributions of source code must retain the above copyright notice,
8  * this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright notice,
10  * this list of conditions and the following disclaimer in the documentation
11  * and/or other materials provided with the distribution.
12  * 3. The end-user documentation included with the redistribution, if any, must
13  * include the following acknowledgment:
14  *
15  * "This product includes software developed by Gargoyle Software Inc.
16  * (http://www.GargoyleSoftware.com/)."
17  *
18  * Alternately, this acknowledgment may appear in the software itself, if
19  * and wherever such third-party acknowledgments normally appear.
20  * 4. The name "Gargoyle Software" must not be used to endorse or promote
21  * products derived from this software without prior written permission.
22  * For written permission, please contact info@GargoyleSoftware.com.
23  * 5. Products derived from this software may not be called "HtmlUnit", nor may
24  * "HtmlUnit" appear in their name, without prior written permission of
25  * Gargoyle Software Inc.
26  *
27  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
28  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
29  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GARGOYLE
30  * SOFTWARE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
31  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
33  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
34  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
35  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
36  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37  */
38 package com.gargoylesoftware.htmlunit.html;
39
40 import java.util.Map JavaDoc;
41
42
43 /**
44  * Wrapper for the html element "title".
45  *
46  * @version $Revision: 100 $
47  * @author <a HREF="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
48  * @author <a HREF="mailto:cse@dynabean.de">Christian Sell</a>
49  * @author Chris Erskine
50  * @author Marc Guillemot
51  */
52 public class HtmlTitle extends HtmlElement {
53
54     /** the HTML tag represented by this element */
55     public static final String JavaDoc TAG_NAME = "title";
56
57     /**
58      * Create an instance of HtmlTitle
59      *
60      * @param page The HtmlPage that contains this element.
61      * @param attributes the initial attributes
62      */
63     public HtmlTitle( final HtmlPage page, final Map JavaDoc attributes ) {
64         super(page, attributes);
65     }
66
67     /**
68      * @return the HTML tag name
69      */
70     public String JavaDoc getTagName() {
71         return TAG_NAME;
72     }
73     
74     
75     /**
76      * Allow the text value for the title element be replaced.
77      *
78      * @see com.gargoylesoftware.htmlunit.html.DomNode#setNodeValue(java.lang.String)
79      */
80     public void setNodeValue(final String JavaDoc message) {
81         final DomNode child = getFirstChild();
82         if (child == null) {
83             final DomNode textNode = new DomText(getPage() , message);
84             appendChild(textNode);
85         }
86         else if (child instanceof DomText) {
87             ((DomText) child).setData(message);
88         }
89         else {
90             throw new IllegalStateException JavaDoc("For title tag, this should be a text node");
91         }
92     }
93
94 }
95
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