timepacket.java

来自「java语言开发的P2P流媒体系统」· Java 代码 · 共 57 行

/* Stream-2-Stream - Peer to peer television and radio
 * Project homepage: http://s2s.sourceforge.net/
 * Copyright (C) 2005-2006 Jason Hooks
 * ---------------------------------------------------------------------------
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * ---------------------------------------------------------------------------
 */

/**
 *This packet is sent from the server to a peer that sends a TimeRequestPacket
 *Contains the current position in milliseconds of the stream
 *UDP
 *
 *@author Jason Hooks
 */
package p2pradio.packets;

public class TimePacket extends Packet {
	private long timeStamp;
	
	public TimePacket(long timeStamp)
	{
		this(Packet.TIME, new byte[getMaxLength()], timeStamp);
	}
	public TimePacket(byte packetType, byte content[], long timeStamp)
	{
		super(packetType, content);
		writeLong(timeStamp);
		this.timeStamp = timeStamp;
	}
	public TimePacket(byte content[], int contentLength)
	{
		super(content, contentLength);
		timeStamp = readLong();
	}
	protected static int getMaxLength()
	{
		return 8 + Packet.getMaxLength();
	}
	public long getTimeStamp()
	{
		return timeStamp;
	}
}