| /* |
| * Copyright 2000-2001 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| * |
| */ |
| |
| package sun.jvm.hotspot.oops; |
| |
| import java.io.*; |
| import java.util.*; |
| import sun.jvm.hotspot.debugger.*; |
| import sun.jvm.hotspot.runtime.*; |
| import sun.jvm.hotspot.types.*; |
| |
| public class CompiledICHolder extends Oop { |
| static { |
| VM.registerVMInitializedObserver(new Observer() { |
| public void update(Observable o, Object data) { |
| initialize(VM.getVM().getTypeDataBase()); |
| } |
| }); |
| } |
| |
| private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { |
| Type type = db.lookupType("compiledICHolderOopDesc"); |
| holderMethod = new OopField(type.getOopField("_holder_method"), 0); |
| holderKlass = new OopField(type.getOopField("_holder_klass"), 0); |
| headerSize = type.getSize(); |
| } |
| |
| CompiledICHolder(OopHandle handle, ObjectHeap heap) { |
| super(handle, heap); |
| } |
| |
| public boolean isCompiledICHolder() { return true; } |
| |
| private static long headerSize; |
| |
| // Fields |
| private static OopField holderMethod; |
| private static OopField holderKlass; |
| |
| // Accessors for declared fields |
| public Method getHolderMethod() { return (Method) holderMethod.getValue(this); } |
| public Klass getHolderKlass() { return (Klass) holderKlass.getValue(this); } |
| |
| public void printValueOn(PrintStream tty) { |
| tty.print("CompiledICHolder"); |
| } |
| |
| public long getObjectSize() { |
| return alignObjectSize(headerSize); |
| } |
| |
| void iterateFields(OopVisitor visitor, boolean doVMFields) { |
| super.iterateFields(visitor, doVMFields); |
| if (doVMFields) { |
| visitor.doOop(holderMethod, true); |
| visitor.doOop(holderKlass, true); |
| } |
| } |
| } |