serializebytearray.java

来自「High performance DB query」· Java 代码 · 共 68 行

/*
 * @(#)$Id: SerializeByteArray.java,v 1.2 2005/03/07 18:06:49 huebsch Exp $
 *
 * Copyright (c) 2001-2004 Regents of the University of California.
 * All rights reserved.
 *
 * This file is distributed under the terms in the attached BERKELEY-LICENSE
 * file. If you do not find these files, copies can be found by writing to:
 * Computer Science Division, Database Group, Universite of California,
 * 617 Soda Hall #1776, Berkeley, CA 94720-1776. Attention: Berkeley License
 *
 * Copyright (c) 2003-2004 Intel Corporation. All rights reserved.
 *
 * This file is distributed under the terms in the attached INTEL-LICENSE file.
 * If you do not find these files, copies can be found by writing to:
 * Intel Research Berkeley, 2150 Shattuck Avenue, Suite 1300,
 * Berkeley, CA, 94704.  Attention:  Intel License Inquiry.
 */


package util.network.serialization;

/**
 * Class SerializeByte
 *
 */
public class SerializeByteArray {

    public static final short NULL_VALUE = -1;

    /**
     * Method serialize
     *
     * @param outputBuffer
     * @param value
     */
    public static void serialize(GenericByteBuffer outputBuffer, Byte[] value) {
        if (value == null) {
            outputBuffer.putShort(NULL_VALUE);
        } else {
            short length = (short) value.length;

            outputBuffer.putShort(length);

            for (int i = 0; i < length; i++) {
                outputBuffer.put(value[i].byteValue());
            }
        }
    }

    /**
     * Method deSerialize
     *
     * @param inputBuffer
     * @return
     */
    public static Byte[] deSerialize(GenericByteBuffer inputBuffer) {
        short length = inputBuffer.getShort();
        Byte[] array = new Byte[length];

        for (int i = 0; i < length; i++) {
            array[i] = new Byte(inputBuffer.get());
        }

        return array;
    }
}