--- old/agent/src/share/classes/sun/jvm/hotspot/runtime/VirtualSpace.java 2015-04-28 14:15:51.199678418 -0400 +++ /dev/null 2015-04-21 14:33:33.324746754 -0400 @@ -1,68 +0,0 @@ -/* - * Copyright (c) 2000, 2002, 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.runtime; - -import java.util.*; -import sun.jvm.hotspot.debugger.*; -import sun.jvm.hotspot.types.*; - -public class VirtualSpace extends VMObject { - private static AddressField lowField; - private static AddressField highField; - private static AddressField lowBoundaryField; - private static AddressField highBoundaryField; - - 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("VirtualSpace"); - - lowField = type.getAddressField("_low"); - highField = type.getAddressField("_high"); - lowBoundaryField = type.getAddressField("_low_boundary"); - highBoundaryField = type.getAddressField("_high_boundary"); - } - - public VirtualSpace(Address addr) { - super(addr); - } - - public Address low() { return lowField.getValue(addr); } - public Address high() { return highField.getValue(addr); } - public Address lowBoundary() { return lowBoundaryField.getValue(addr); } - public Address highBoundary() { return highBoundaryField.getValue(addr); } - - /** Testers (all sizes are byte sizes) */ - public long committedSize() { return high().minus(low()); } - public long reservedSize() { return highBoundary().minus(lowBoundary()); } - public long uncommittedSize() { return reservedSize() - committedSize(); } - public boolean contains(Address addr) { return (low().lessThanOrEqual(addr) && addr.lessThan(high())); } -} --- /dev/null 2015-04-21 14:33:33.324746754 -0400 +++ new/agent/src/share/classes/sun/jvm/hotspot/memory/VirtualSpace.java 2015-04-28 14:15:49.064891233 -0400 @@ -0,0 +1,69 @@ +/* + * Copyright (c) 2000, 2002, 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.runtime.*; +import sun.jvm.hotspot.types.*; + +public class VirtualSpace extends VMObject { + private static AddressField lowField; + private static AddressField highField; + private static AddressField lowBoundaryField; + private static AddressField highBoundaryField; + + 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("VirtualSpace"); + + lowField = type.getAddressField("_low"); + highField = type.getAddressField("_high"); + lowBoundaryField = type.getAddressField("_low_boundary"); + highBoundaryField = type.getAddressField("_high_boundary"); + } + + public VirtualSpace(Address addr) { + super(addr); + } + + public Address low() { return lowField.getValue(addr); } + public Address high() { return highField.getValue(addr); } + public Address lowBoundary() { return lowBoundaryField.getValue(addr); } + public Address highBoundary() { return highBoundaryField.getValue(addr); } + + /** Testers (all sizes are byte sizes) */ + public long committedSize() { return high().minus(low()); } + public long reservedSize() { return highBoundary().minus(lowBoundary()); } + public long uncommittedSize() { return reservedSize() - committedSize(); } + public boolean contains(Address addr) { return (low().lessThanOrEqual(addr) && addr.lessThan(high())); } +}