Mercurial > hg > graal-compiler
view agent/src/share/classes/sun/jvm/hotspot/utilities/GrowableArray.java @ 17467:55fb97c4c58d hs25-b65
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov
author | mikael |
---|---|
date | Tue, 24 Dec 2013 11:48:39 -0800 |
parents | 79f492f184d0 |
children |
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/* * Copyright (c) 2011, 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.utilities; import java.util.*; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.runtime.*; import sun.jvm.hotspot.oops.*; import sun.jvm.hotspot.types.*; public class GrowableArray<T> extends GenericGrowableArray { 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("GrowableArray<int>"); dataField = type.getAddressField("_data"); } private static AddressField dataField; private InstanceConstructor<T> virtualConstructor; public static <S> GrowableArray<S> create(Address addr, InstanceConstructor<S> v) { if (addr == null) return null; return new GrowableArray<S>(addr, v); } public T at(int i) { if (i < 0 || i >= length()) throw new ArrayIndexOutOfBoundsException(i); Address data = dataField.getValue(getAddress()); Address addr = data.getAddressAt(i * VM.getVM().getAddressSize()); if (addr == null) return null; return (T) virtualConstructor.instantiateWrapperFor(addr); } private GrowableArray(Address addr, InstanceConstructor<T> v) { super(addr); virtualConstructor = v; } }