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