1/*
2 * Copyright (c) 2001, 2002, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25package sun.jvm.hotspot.ui.tree;
26
27import java.util.*;
28
29/** Node to which others can be added; suitable for use as root node
30    of graph */
31
32public class SimpleTreeGroupNode implements SimpleTreeNode {
33  private List children;
34
35  public SimpleTreeGroupNode() {
36    children = new ArrayList();
37  }
38
39  public int getChildCount() { return children.size(); }
40  public SimpleTreeNode getChild(int index) {
41    return (SimpleTreeNode) children.get(index);
42  }
43  public void addChild(SimpleTreeNode child) {
44    children.add(child);
45  }
46  public SimpleTreeNode removeChild(int index) {
47    return (SimpleTreeNode) children.remove(index);
48  }
49  public void removeAllChildren() {
50    children.clear();
51  }
52  public boolean isLeaf() {
53    return false;
54  }
55  public int getIndexOfChild(SimpleTreeNode child) {
56    return children.indexOf(child);
57  }
58
59  public String getName()  { return null; }
60  public String getValue() { return null; }
61}
62