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Java > Open Source Codes > org > netbeans > modules > xml > xam > ui > customizer > ExternalReferenceNode


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 1997-2007 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */

19
20 package org.netbeans.modules.xml.xam.ui.customizer;
21
22 import org.netbeans.modules.xml.xam.Model;
23 import org.openide.nodes.Node;
24
25 /**
26  * Nodes within ExternalReferenceCustomizer should implement this interface
27  * to provide information about the data they represent.
28  *
29  * @author Nathan Fiedler
30  */

31 public interface ExternalReferenceNode {
32
33     /**
34      * Get a cookie for this node.
35      *
36      * @param type the representation class of the cookie.
37      * @return a cookie assignable to that class, or null if this node
38      * has no such cookie.
39      */

40     <T extends Node.Cookie> T getCookie(Class JavaDoc<T> type);
41
42     /**
43      * Returns the Model associated with this node, if it has one.
44      *
45      * @return XAM model, or null if none or invalid.
46      * @see #hasModel
47      */

48     Model getModel();
49
50     /**
51      * Returns the namespace for this node. If the node represents a file,
52      * the value is the namespace for that file. If the node represents a
53      * namespace, the value is that namespace.
54      *
55      * @return namespace for this node, or null if none.
56      */

57     String JavaDoc getNamespace();
58
59     /**
60      * Indicates if this node represents a file that has a model. Even if
61      * the model is not valid (i.e. the file is not well formed), this will
62      * return true.
63      *
64      * @return true if node represents a model, false otherwise.
65      */

66     boolean hasModel();
67 }
68
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