/**
 * Copyright 2010 JogAmp Community. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 * 
 *    1. Redistributions of source code must retain the above copyright notice, this list of
 *       conditions and the following disclaimer.
 * 
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list
 *       of conditions and the following disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * The views and conclusions contained in the software and documentation are those of the
 * authors and should not be interpreted as representing official policies, either expressed
 * or implied, of JogAmp Community.
 */
 
package com.jogamp.common.nio;

import com.jogamp.common.os.*;
import java.nio.ByteBuffer;

/**
 * Hardware independent container for native int64_t arrays.
 *
 * The native values (NIO direct ByteBuffer) are always 64bit wide.
 *
 * @author Michael Bien
 * @author Sven Gothel
 */
public abstract class Int64Buffer extends AbstractLongBuffer {

    protected Int64Buffer(ByteBuffer bb) {
        super(bb, elementSize());
    }

    public static Int64Buffer allocate(int size) {
        if (Platform.isJavaSE()) {
            return new Int64BufferSE(ByteBuffer.wrap(new byte[elementSize() * size]));
        } else {
            return new Int64BufferME_CDC_FP(ByteBuffer.wrap(new byte[elementSize() * size]));
        }
    }

    public static Int64Buffer allocateDirect(int size) {
        if (Platform.isJavaSE()) {
            return new Int64BufferSE(Buffers.newDirectByteBuffer(elementSize() * size));
        } else {
            return new Int64BufferME_CDC_FP(Buffers.newDirectByteBuffer(elementSize() * size));
        }
    }

    public static Int64Buffer wrap(ByteBuffer src) {
        Int64Buffer res;
        if (Platform.isJavaSE()) {
            res = new Int64BufferSE(src);
        } else {
            res = new Int64BufferME_CDC_FP(src);
        }
        res.updateBackup();
        return res;

    }

    public static int elementSize() {
        return Buffers.SIZEOF_LONG;
    }

    public String toString() {
        return "Int64Buffer:"+super.toString();
    }

}