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comparison agent/src/share/classes/sun/jvm/hotspot/ui/tree/BadAddressTreeNodeAdapter.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 2004 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.io.*;
28 import sun.jvm.hotspot.debugger.*;
29 import sun.jvm.hotspot.oops.*;
30
31 /** Simple wrapper for displaying bad addresses in the Inspector */
32
33 public class BadAddressTreeNodeAdapter extends FieldTreeNodeAdapter {
34 private boolean usingAddress;
35 private Address addr;
36 private long addrValue;
37
38 public BadAddressTreeNodeAdapter(Address addr, FieldIdentifier id) {
39 this(addr, id, false);
40 }
41
42 /** The address may be null (for address fields of structures which
43 are null); the FieldIdentifier may also be null (for the root
44 node). */
45 public BadAddressTreeNodeAdapter(Address addr, FieldIdentifier id, boolean treeTableMode) {
46 super(id, treeTableMode);
47 this.addr = addr;
48 usingAddress = true;
49 }
50
51 public BadAddressTreeNodeAdapter(long addr, FieldIdentifier id) {
52 this(addr, id, false);
53 }
54
55 /** He FieldIdentifier may be null (for the root node). */
56 public BadAddressTreeNodeAdapter(long addrValue, FieldIdentifier id, boolean treeTableMode) {
57 super(id, treeTableMode);
58 this.addrValue = addrValue;
59 usingAddress = false;
60 }
61
62 public int getChildCount() {
63 return 0;
64 }
65
66 public SimpleTreeNode getChild(int index) {
67 throw new RuntimeException("Should not call this");
68 }
69
70 public boolean isLeaf() {
71 return true;
72 }
73
74 public int getIndexOfChild(SimpleTreeNode child) {
75 throw new RuntimeException("Should not call this");
76 }
77
78 public String getValue() {
79 // FIXME: should have this better factored to not have to replicate this code
80 String addrString = null;
81 if (usingAddress) {
82 if (addr == null) {
83 addrString = "0x0";
84 } else {
85 addrString = addr.toString();
86 }
87 } else {
88 addrString = "0x" + Long.toHexString(addrValue);
89 }
90 return "** BAD ADDRESS " + addrString + " **";
91 }
92 }