| /* |
| * Copyright (c) 2007, 2018, 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 nsk.share.gc.gp.list; |
| |
| import nsk.share.gc.LinkedMemoryObject; |
| import nsk.share.gc.Memory; |
| import nsk.share.gc.gp.GarbageProducer; |
| import nsk.share.gc.gp.MemoryStrategy; |
| |
| /** |
| * Garbage producer that produces linear linked lists. |
| */ |
| public class LinearListProducer implements GarbageProducer<LinkedMemoryObject> { |
| private MemoryStrategy memoryStrategy; |
| |
| public LinearListProducer(MemoryStrategy memoryStrategy) { |
| this.memoryStrategy = memoryStrategy; |
| } |
| |
| public LinkedMemoryObject create(long memory) { |
| long objectSize = memoryStrategy.getSize(memory); |
| int objectCount = memoryStrategy.getCount(memory); |
| return Memory.makeLinearList(objectCount, (int) objectSize); |
| } |
| |
| public void validate(LinkedMemoryObject obj) { |
| LinkedMemoryObject o = obj; |
| while (o != null && o != obj) |
| o = o.getNext(); |
| } |
| } |