Mercurial > hg > graal-jvmci-8
view agent/src/share/classes/sun/jvm/hotspot/memory/ProtectionDomainEntry.java @ 22841:f9d003ea9023
8046282: SA update
8049881: jstack not working on core files
Summary: These changes add some definitions on the SA side and the supporting code on the hotspot side.
Reviewed-by: sla, dsamersoff, mgronlun
author | poonam |
---|---|
date | Tue, 17 Feb 2015 19:59:05 -0800 |
parents | 82af7d7a0128 |
children |
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/* * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ package sun.jvm.hotspot.memory; import java.util.*; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.oops.*; import sun.jvm.hotspot.runtime.*; import sun.jvm.hotspot.types.*; public class ProtectionDomainEntry extends VMObject { private static AddressField nextField; private static AddressField pdCacheField; static { VM.registerVMInitializedObserver(new Observer() { public void update(Observable o, Object data) { initialize(VM.getVM().getTypeDataBase()); } }); } private static synchronized void initialize(TypeDataBase db) { Type type = db.lookupType("ProtectionDomainEntry"); nextField = type.getAddressField("_next"); pdCacheField = type.getAddressField("_pd_cache"); } public ProtectionDomainEntry(Address addr) { super(addr); } public ProtectionDomainEntry next() { return (ProtectionDomainEntry) VMObjectFactory.newObject(ProtectionDomainEntry.class, nextField.getValue(addr)); } public Oop protectionDomain() { ProtectionDomainCacheEntry pd_cache = (ProtectionDomainCacheEntry) VMObjectFactory.newObject(ProtectionDomainCacheEntry.class, pdCacheField.getValue(addr)); return pd_cache.protectionDomain(); } }