Mercurial > hg > truffle
comparison agent/src/share/classes/sun/jvm/hotspot/ui/tree/RevPtrsTreeNodeAdapter.java @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
---|---|
date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
comparison
equal
deleted
inserted
replaced
-1:000000000000 | 0:a61af66fc99e |
---|---|
1 /* | |
2 * Copyright 2002 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 package sun.jvm.hotspot.ui.tree; | |
26 | |
27 import java.util.*; | |
28 import java.io.*; | |
29 import sun.jvm.hotspot.oops.*; | |
30 import sun.jvm.hotspot.debugger.*; | |
31 import sun.jvm.hotspot.runtime.*; | |
32 import sun.jvm.hotspot.utilities.*; | |
33 | |
34 /** Who directly points to this node. */ | |
35 | |
36 public class RevPtrsTreeNodeAdapter extends FieldTreeNodeAdapter { | |
37 private static FieldIdentifier fid = new NamedFieldIdentifier("_revPtrs"); | |
38 | |
39 private List children; | |
40 | |
41 public RevPtrsTreeNodeAdapter(Oop oop) { | |
42 this(oop, false); | |
43 } | |
44 | |
45 public RevPtrsTreeNodeAdapter(Oop oop, boolean treeTableMode) { | |
46 super(fid, treeTableMode); | |
47 children = VM.getVM().getRevPtrs().get(oop); | |
48 } | |
49 | |
50 public int getChildCount() { | |
51 return children != null ? children.size() : 0; | |
52 } | |
53 | |
54 public SimpleTreeNode getChild(int index) { | |
55 LivenessPathElement lpe = (LivenessPathElement)children.get(index); | |
56 IndexableFieldIdentifier ifid = new IndexableFieldIdentifier(index); | |
57 Oop oop = lpe.getObj(); | |
58 if (oop != null) { | |
59 return new OopTreeNodeAdapter(oop, ifid, getTreeTableMode()); | |
60 } else { | |
61 NamedFieldIdentifier nfi = (NamedFieldIdentifier)lpe.getField(); | |
62 return new RootTreeNodeAdapter(nfi.getName(), ifid, getTreeTableMode()); | |
63 } | |
64 } | |
65 | |
66 public boolean isLeaf() { | |
67 return false; | |
68 } | |
69 | |
70 public int getIndexOfChild(SimpleTreeNode child) { | |
71 FieldIdentifier id = ((FieldTreeNodeAdapter) child).getID(); | |
72 IndexableFieldIdentifier ifid = (IndexableFieldIdentifier)id; | |
73 return ifid.getIndex(); | |
74 } | |
75 | |
76 public String getName() { return "<<Reverse pointers>>"; } | |
77 public String getValue() { return ""; } | |
78 } |