--- old/agent/src/share/classes/sun/jvm/hotspot/gc_implementation/shared/ImmutableSpace.java 2015-05-13 13:54:13.507588939 +0200 +++ /dev/null 2015-03-18 17:10:38.111854831 +0100 @@ -1,90 +0,0 @@ -/* - * Copyright (c) 2003, 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.gc_implementation.shared; - -import java.io.*; -import java.util.*; - -import sun.jvm.hotspot.debugger.*; -import sun.jvm.hotspot.memory.*; -import sun.jvm.hotspot.runtime.*; -import sun.jvm.hotspot.types.*; - -public abstract class ImmutableSpace extends VMObject { - 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("ImmutableSpace"); - bottomField = type.getAddressField("_bottom"); - endField = type.getAddressField("_end"); - } - - public ImmutableSpace(Address addr) { - super(addr); - } - - // Fields - private static AddressField bottomField; - private static AddressField endField; - - // Accessors - public Address bottom() { return bottomField.getValue(addr); } - public Address end() { return endField.getValue(addr); } - - /** Returns a subregion of the space containing all the objects in - the space. */ - public MemRegion usedRegion() { - return new MemRegion(bottom(), end()); - } - - /** Support for iteration over heap -- not sure how this will - interact with GC in reflective system, but necessary for the - debugging mechanism */ - public OopHandle bottomAsOopHandle() { - return bottomField.getOopHandle(addr); - } - - /** returns all MemRegions where live objects are */ - public abstract List/**/ getLiveRegions(); - - /** Returned value is in bytes */ - public long capacity() { return end().minus(bottom()); } - - public abstract long used(); - - /** Testers */ - public boolean contains(Address p) { - return (bottom().lessThanOrEqual(p) && end().greaterThan(p)); - } - - public void print() { printOn(System.out); } - public abstract void printOn(PrintStream tty); -} --- /dev/null 2015-03-18 17:10:38.111854831 +0100 +++ new/agent/src/share/classes/sun/jvm/hotspot/gc/shared/ImmutableSpace.java 2015-05-13 13:54:13.341582050 +0200 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2003, 2015, 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.gc.shared; + +import java.io.*; +import java.util.*; + +import sun.jvm.hotspot.debugger.*; +import sun.jvm.hotspot.memory.*; +import sun.jvm.hotspot.runtime.*; +import sun.jvm.hotspot.types.*; + +public abstract class ImmutableSpace extends VMObject { + 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("ImmutableSpace"); + bottomField = type.getAddressField("_bottom"); + endField = type.getAddressField("_end"); + } + + public ImmutableSpace(Address addr) { + super(addr); + } + + // Fields + private static AddressField bottomField; + private static AddressField endField; + + // Accessors + public Address bottom() { return bottomField.getValue(addr); } + public Address end() { return endField.getValue(addr); } + + /** Returns a subregion of the space containing all the objects in + the space. */ + public MemRegion usedRegion() { + return new MemRegion(bottom(), end()); + } + + /** Support for iteration over heap -- not sure how this will + interact with GC in reflective system, but necessary for the + debugging mechanism */ + public OopHandle bottomAsOopHandle() { + return bottomField.getOopHandle(addr); + } + + /** returns all MemRegions where live objects are */ + public abstract List/**/ getLiveRegions(); + + /** Returned value is in bytes */ + public long capacity() { return end().minus(bottom()); } + + public abstract long used(); + + /** Testers */ + public boolean contains(Address p) { + return (bottom().lessThanOrEqual(p) && end().greaterThan(p)); + } + + public void print() { printOn(System.out); } + public abstract void printOn(PrintStream tty); +}