/*
 * Copyright (c) 2005, 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;

/**
 *  An object that occupies approximately given number of bytes in memory.
 */
public class MemoryObject {
        private final static int diff = Memory.getObjectExtraSize() + Memory.getIntSize();
        private final int size;
        private final Object storage;


        /**
         *  Create an object that occupies given number of bytes.
         *
         *  @param size size
         */
        public MemoryObject(int size) {
            if (size > diff) {
                int memory = (size - diff);
                if (Memory.isValhallaEnabled()) {
                    storage = new Integer[Memory.getArrayLength(memory, Memory.getIntegerArrayElementSize())];
                } else {
                    storage = new int[Memory.getArrayLength(memory, Memory.getIntSize())];
                }
           } else {
                storage = new int[0];
           }
           this.size = size;
        }

        public final int getSize() {
                return size;
        }
}
