datagramevent.java

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// DatagramEvent.java
//
// Copyright (c) 2000-2001 Symbian Ltd. All rights reserved

package com.symbian.devnet.whist.tokenRing;

/**
 * Class producing events which indicate the reception of a new datagram.
 * This class can also be used to access the received data.
 * @author Symbian Devnet
 */
public class DatagramEvent extends java.util.EventObject
{
	/** A reference to the content of the datagram */
	private byte[] data;
	
	/**	
	 * Constructor for the class. 
	 * @param source 	The Receiver object that produced this event
	 * @param data 		A reference to the raw data contained 
	 *           		within the datagram which will be available to 
	 *					listeners
	 */
	public DatagramEvent(Object source, byte[] data)
	{
		super(source);
		this.data = data;
	}
	
	/** 
	 * Method to retrieve a reference to the raw data
	 * contained within the received datagram that
	 * caused this event
	 */
	public byte[] getData()
	{
		byte[] newdata = new byte[data.length];
		for (int i = 0; i < data.length; i++)
			newdata[i] = data[i];
		return newdata;
	}
}