Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/ui/tree/SimpleTreeModel.java @ 1913:3b2dea75431e
6984311: JSR 292 needs optional bootstrap method parameters
Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands.
Reviewed-by: twisti
| author | jrose |
|---|---|
| date | Sat, 30 Oct 2010 13:08:23 -0700 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2000, 2001, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.ui.tree; | |
| 26 | |
| 27 import java.util.*; | |
| 28 import javax.swing.*; | |
| 29 import javax.swing.event.*; | |
| 30 import javax.swing.tree.*; | |
| 31 | |
| 32 /** A very simple tree model which allows the root to be set, so we | |
| 33 can reuse the same model for various types of data; the | |
| 34 specialization is contained within the nodes. This tree model | |
| 35 operates on SimpleTreeNodes. */ | |
| 36 | |
| 37 public class SimpleTreeModel implements TreeModel { | |
| 38 private static final SimpleTreeNode singletonNullRoot = new SimpleTreeNode() { | |
| 39 public int getChildCount() { return 0; } | |
| 40 public SimpleTreeNode getChild(int index) { return null; } | |
| 41 public boolean isLeaf() { return true; } | |
| 42 public int getIndexOfChild(SimpleTreeNode child) { return 0; } | |
| 43 public String toString() { return ""; } | |
| 44 public String getName() { return toString(); } | |
| 45 public String getValue() { return toString(); } | |
| 46 }; | |
| 47 private SimpleTreeNode root = singletonNullRoot; | |
| 48 /** List<TreeModelListener> */ | |
| 49 private List listeners = new ArrayList(); | |
| 50 | |
| 51 public void setRoot(SimpleTreeNode node) { | |
| 52 if (node != null) { | |
| 53 root = node; | |
| 54 } else { | |
| 55 root = singletonNullRoot; | |
| 56 } | |
| 57 fireTreeStructureChanged(); | |
| 58 } | |
| 59 | |
| 60 public Object getRoot() { | |
| 61 return root; | |
| 62 } | |
| 63 | |
| 64 public Object getChild(Object parent, int index) { | |
| 65 return ((SimpleTreeNode) parent).getChild(index); | |
| 66 } | |
| 67 | |
| 68 public int getChildCount(Object parent) { | |
| 69 return ((SimpleTreeNode) parent).getChildCount(); | |
| 70 } | |
| 71 | |
| 72 public boolean isLeaf(Object node) { | |
| 73 if (node == null) { | |
| 74 return true; | |
| 75 } | |
| 76 return ((SimpleTreeNode) node).isLeaf(); | |
| 77 } | |
| 78 | |
| 79 /** Unsupported operation */ | |
| 80 public void valueForPathChanged(TreePath path, Object newValue) { | |
| 81 throw new UnsupportedOperationException(); | |
| 82 } | |
| 83 | |
| 84 public int getIndexOfChild(Object parent, Object child) { | |
| 85 return ((SimpleTreeNode) parent).getIndexOfChild((SimpleTreeNode) child); | |
| 86 } | |
| 87 | |
| 88 public void addTreeModelListener(TreeModelListener l) { | |
| 89 listeners.add(l); | |
| 90 } | |
| 91 | |
| 92 public void removeTreeModelListener(TreeModelListener l) { | |
| 93 listeners.remove(l); | |
| 94 } | |
| 95 | |
| 96 public void fireTreeStructureChanged() { | |
| 97 TreeModelEvent e = new TreeModelEvent(getRoot(), new Object[] { getRoot() }, null, null); | |
| 98 for (Iterator iter = listeners.iterator(); iter.hasNext(); ) { | |
| 99 TreeModelListener l = (TreeModelListener) iter.next(); | |
| 100 l.treeStructureChanged(e); | |
| 101 } | |
| 102 } | |
| 103 } |