hotspot/agent/src/share/classes/sun/jvm/hotspot/memory/OneContigSpaceCardGeneration.java
--- a/hotspot/agent/src/share/classes/sun/jvm/hotspot/memory/OneContigSpaceCardGeneration.java Wed Jul 05 20:10:08 2017 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,82 +0,0 @@
-/*
- * Copyright (c) 2000, 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.io.*;
-import java.util.*;
-
-import sun.jvm.hotspot.debugger.*;
-import sun.jvm.hotspot.runtime.*;
-import sun.jvm.hotspot.types.*;
-
-/** <P> OneSpaceOldGeneration models a heap of old objects contained
- in a single contiguous space. </P>
-
- <P> Garbage collection is performed using mark-compact. </P> */
-
-public abstract class OneContigSpaceCardGeneration extends CardGeneration {
- private static AddressField theSpaceField;
-
- 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("OneContigSpaceCardGeneration");
-
- theSpaceField = type.getAddressField("_the_space");
- }
-
- public OneContigSpaceCardGeneration(Address addr) {
- super(addr);
- }
-
- public ContiguousSpace theSpace() {
- return (ContiguousSpace) VMObjectFactory.newObject(ContiguousSpace.class, theSpaceField.getValue(addr));
- }
-
- public boolean isIn(Address p) {
- return theSpace().contains(p);
- }
-
- /** Space queries */
- public long capacity() { return theSpace().capacity(); }
- public long used() { return theSpace().used(); }
- public long free() { return theSpace().free(); }
- public long contiguousAvailable() { return theSpace().free() + virtualSpace().uncommittedSize(); }
-
- public void spaceIterate(SpaceClosure blk, boolean usedOnly) {
- blk.doSpace(theSpace());
- }
-
- public void printOn(PrintStream tty) {
- tty.print(" old ");
- theSpace().printOn(tty);
- }
-}