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Java > Open Source Codes > org > netbeans > tax > TreeDTDFragment


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.tax;
21
22 import org.netbeans.tax.spec.DTD;
23
24
25 /**
26  * Basically parameter entity treated as fragment. It's used
27  * to model external DTDs and external parameter entities.
28  */
29 public class TreeDTDFragment extends TreeDocumentFragment {
30     /**
31      * Creates new TreeDocumentFragment.
32      * @throws InvalidArgumentException
33      */
34     public TreeDTDFragment() throws InvalidArgumentException {
35         super();
36     }
37
38     /** Creates new TreeDocumentFragment -- copy constructor. */
39     protected TreeDTDFragment (TreeDTDFragment documentFragment, boolean deep) {
40         super (documentFragment, deep);
41     }
42
43
44     //
45 // from TreeObject
46 //
47
48     /**
49      */
50     public Object JavaDoc clone (boolean deep) {
51         return new TreeDTDFragment (this, deep);
52     }
53
54     /**
55      */
56     protected TreeObjectList.ContentManager createChildListContentManager() {
57         return new ExternalDTDContentManager();
58     }
59
60     /**
61      * External DTD content manager (assigned to externalDTDList).
62      * All kids use as parent node wrapping TreeDocumentType.
63      * All kids must be DTD.Child instances.
64      */
65     protected class ExternalDTDContentManager extends TreeParentNode.ChildListContentManager {
66
67         /**
68          */
69         public TreeNode getOwnerNode () {
70             return TreeDTDFragment.this;
71         }
72
73         /**
74          */
75         public void checkAssignableObject (Object JavaDoc obj) {
76             super.checkAssignableObject (obj);
77             checkAssignableClass (DTD.Child.class, obj);
78         }
79
80     }
81
82 }
83
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