/// <summary>
/// create a receiver with a valid {@link UDTSession}
/// </summary>
/// <param name="session"></param>
/// <param name="endpoint"></param>
public UDTReceiver(UDTSession session, UDPEndPoint endpoint)
{
this.roundTripTimeVar = roundTripTime / 2;
this.endpoint = endpoint;
this.session = session;
//( System.DateTime.UtcNow.Ticks - new DateTime(1970, 1, 1, 0, 0, 0).Ticks)/10000;
//如果要得到Java中 System.currentTimeMillis() 一样的结果，就可以写成 上面那样，也可以这样写：
// TimeSpan ts=new TimeSpan( System.DateTime.UtcNow.Ticks - new DateTime(1970, 1, 1, 0, 0, 0).Ticks);
//(long)ts.TotalMilliseconds;
this.sessionUpSince = (long)ts.TotalMilliseconds;
this.statistics = session.getStatistics();
if (!session.isReady())
{
Log.Write(this.ToString(), "UDTSession is not ready.");
}
ackHistoryWindow = new AckHistoryWindow(16);
packetHistoryWindow = new PacketHistoryWindow(16);
receiverLossList = new ReceiverLossList();
packetPairWindow = new PacketPairWindow(16);
largestReceivedSeqNumber = (int)session.getInitialSequenceNumber() - 1;
bufferSize = session.getReceiveBufferSize();
handoffQueue = new Queue <UDTPacket>(4 * session.getFlowWindowSize());
storeStatistics = false; //Boolean.getBoolean("udt.receiver.storeStatistics");
initMetrics();
start();
}
/**
* create a receiver with a valid {@link UDTSession}
* @param session
*/
public UDTReceiver(UDTSession session, UDPEndPoint endpoint)
{
this.endpoint = endpoint;
this.session = session;
this.sessionUpSince = DateTime.Now.Ticks;
this.statistics = session.Statistics;
if (!session.IsReady)
{
throw new IllegalStateException("UDTSession is not ready.");
}
ackHistoryWindow = new AckHistoryWindow(16);
packetHistoryWindow = new PacketHistoryWindow(16);
receiverLossList = new ReceiverLossList();
packetPairWindow = new PacketPairWindow(16);
largestReceivedSeqNumber = session.InitialSequenceNumber - 1;
bufferSize = session.ReceiveBufferSize;
handoffQueue = new BlockingCollection <IUDTPacket>(4 * session.FlowWindowSize);
//storeStatistics=bool.getbool("udt.receiver.storeStatistics");
InitMetrics();
Start();
}
