/**

 * @author cramakrishnan

 *

 * Copyright (C) 2003, C. Ramakrishnan / Illposed Software

 * All rights reserved.

 * 

 * See license.txt (or license.rtf) for license information.

 * 

 * 

 * OscPacket is the abstract superclass for the various

 * kinds of OSC Messages. Its direct subclasses are:

 *  OscMessage, OscBundle

 *

 * Subclasses need to know how to produce a byte array

 * in the format specified by the OSC spec (or SuperCollider

 * documentation, as the case may be).

 *

 * This implementation is based on Markus Gaelli and

 * Iannis Zannos' OSC implementation in Squeak:

 * http://www.emergent.de/Goodies/

 */

package com.illposed.osc;

import com.illposed.osc.utility.*;

public abstract class OSCPacket {

	protected byte[] byteArray;

	public OSCPacket() {

		super();

	}

	protected void computeByteArray() {

		OSCJavaToByteArrayConverter stream = new OSCJavaToByteArrayConverter();

		computeByteArray(stream);

	}

	/**

	 * @param stream OscPacketByteArrayConverter

	 *

	 * Subclasses should implement this method to product a byte array

	 * formatted according to the OSC/SuperCollider specification.

	 */

	protected abstract void computeByteArray(OSCJavaToByteArrayConverter stream);

	/**

	 * @return byte[]

	 */

	public byte[] getByteArray() {

		computeByteArray();

		return byteArray;

	}

	protected void init() {

	}

}