0
|
1 /*
|
|
2 * Copyright 2001 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.memory;
|
|
26
|
|
27 import java.util.*;
|
|
28 import sun.jvm.hotspot.debugger.*;
|
|
29 import sun.jvm.hotspot.oops.*;
|
|
30 import sun.jvm.hotspot.runtime.*;
|
|
31 import sun.jvm.hotspot.types.*;
|
|
32
|
|
33 public class ProtectionDomainEntry extends VMObject {
|
|
34 private static AddressField nextField;
|
|
35 private static sun.jvm.hotspot.types.OopField protectionDomainField;
|
|
36
|
|
37 static {
|
|
38 VM.registerVMInitializedObserver(new Observer() {
|
|
39 public void update(Observable o, Object data) {
|
|
40 initialize(VM.getVM().getTypeDataBase());
|
|
41 }
|
|
42 });
|
|
43 }
|
|
44
|
|
45 private static synchronized void initialize(TypeDataBase db) {
|
|
46 Type type = db.lookupType("ProtectionDomainEntry");
|
|
47
|
|
48 nextField = type.getAddressField("_next");
|
|
49 protectionDomainField = type.getOopField("_protection_domain");
|
|
50 }
|
|
51
|
|
52 public ProtectionDomainEntry(Address addr) {
|
|
53 super(addr);
|
|
54 }
|
|
55
|
|
56 public ProtectionDomainEntry next() {
|
|
57 return (ProtectionDomainEntry) VMObjectFactory.newObject(ProtectionDomainEntry.class, addr);
|
|
58 }
|
|
59
|
|
60 public Oop protectionDomain() {
|
|
61 return VM.getVM().getObjectHeap().newOop(protectionDomainField.getValue(addr));
|
|
62 }
|
|
63 }
|