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Java > Open Source Codes > org > netbeans > modules > xml > spi > dom > NodeListImpl


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.modules.xml.spi.dom;
21
22 import java.util.List JavaDoc;
23
24 import org.w3c.dom.*;
25
26 /**
27  * A simple implementation of NodeList wrapping Java <code>List</code>.
28  *
29  * @author Petr Kuzel
30  */

31 public final class NodeListImpl implements NodeList {
32
33     public static final NodeList EMPTY = new NodeList() {
34         public int getLength() { return 0; }
35         public org.w3c.dom.Node JavaDoc item(int i) { return null; }
36         public String JavaDoc toString() { return "NodeListImpl.EMPTY"; }
37     };
38
39     private final List JavaDoc peer;
40
41     /**
42      * Creates new NodeListImpl */

43     public NodeListImpl(List JavaDoc l) {
44         peer = l;
45     }
46
47     public int getLength() {
48         return peer.size();
49     }
50     
51     public org.w3c.dom.Node JavaDoc item(int i) {
52         return (Node) peer.get(i);
53     }
54       
55     public String JavaDoc toString() {
56         return peer.toString();
57     }
58 }
59
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