com.barchart.udt
Class MonitorUDT

java.lang.Object
  com.barchart.udt.MonitorUDT

public class MonitorUDT
extends Object

note: do not change field names; used by JNI

Field Summary

protected int	byteAvailRcvBuf available UDT receiver buffer size
protected int	byteAvailSndBuf available UDT sender buffer size
protected double	mbpsBandwidth estimated bandwidth, in Mb/s
protected double	mbpsRecvRate receiving rate in Mb/s
protected double	mbpsSendRate sending rate in Mb/s
protected double	msRTT RTT, in milliseconds
protected long	msTimeStamp time since the UDT entity is started, in milliseconds.
protected int	pktCongestionWindow congestion window size, in number of packets
protected int	pktFlightSize number of packets on flight
protected int	pktFlowWindow flow window size, in number of packets
protected int	pktRcvLoss number of lost packets (receiverer side)
protected int	pktRcvLossTotal total number of lost packets (receiver side)
protected long	pktRecv number of received packets
protected int	pktRecvACK number of received ACK packets
protected int	pktRecvACKTotal total number of received ACK packets
protected int	pktRecvNAK number of received NAK packets
protected int	pktRecvNAKTotal total number of received NAK packets
protected long	pktRecvTotal total number of received packets
protected int	pktRetrans number of retransmitted packets
protected int	pktRetransTotal total number of retransmitted packets
protected long	pktSent number of sent data packets, including retransmissions
protected int	pktSentACK number of sent ACK packets
protected int	pktSentACKTotal total number of sent ACK packets
protected int	pktSentNAK number of sent NAK packets
protected int	pktSentNAKTotal total number of sent NAK packets
protected long	pktSentTotal total number of sent data packets, including retransmissions
protected int	pktSndLoss number of lost packets (sender side)
protected int	pktSndLossTotal total number of lost packets (sender side)
protected SocketUDT	socketUDT
protected double	usPktSndPeriod packet sending period, in microseconds
protected long	usSndDuration busy sending time (i.e., idle time exclusive)
protected long	usSndDurationTotal total time duration when UDT is sending data (idle time exclusive)

Constructor Summary

protected

MonitorUDT(SocketUDT socketUDT)

Method Summary

void	appendSnapshot(StringBuilder text) current monitor status snapshot for all parameters
int	currentAvailableInReceiver()
int	currentAvailableInSender()
int	currentCongestionWindow()
int	currentFlightSize()
int	currentFlowWindow()
double	currentMbpsBandwidth()
double	currentMillisRTT()
double	currentSendPeriod()
long	globalMicrosSendDurationTotal()
int	globalReceivedAckTotal()
int	globalReceivedNakTotal()
long	globalReceivedTotal()
int	globalReceiverLost()
int	globalRetransmittedTotal()
int	globalSenderLost()
int	globalSentAckTotal()
int	globalSentNakTotal()
long	globalSentTotal()
protected boolean	isNumeric(Field field)
long	localPacketsReceived()
long	localPacketsSent()
int	localReceivedAck()
int	localReceivedNak()
int	localReceiverLost()
int	localRetransmitted()
int	localSenderLost()
int	localSentAck()
int	localSentNak()
double	mbpsReceiveRate()
double	mbpsSendRate()
long	microsSendTime()
long	millisSinceStart()
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

socketUDT

protected final SocketUDT socketUDT

msTimeStamp

protected volatile long msTimeStamp

time since the UDT entity is started, in milliseconds.

pktSentTotal

protected volatile long pktSentTotal

total number of sent data packets, including retransmissions

pktRecvTotal

protected volatile long pktRecvTotal

total number of received packets

pktSndLossTotal

protected volatile int pktSndLossTotal

total number of lost packets (sender side)

pktRcvLossTotal

protected volatile int pktRcvLossTotal

total number of lost packets (receiver side)

pktRetransTotal

protected volatile int pktRetransTotal

total number of retransmitted packets

pktSentACKTotal

protected volatile int pktSentACKTotal

total number of sent ACK packets

pktRecvACKTotal

protected volatile int pktRecvACKTotal

total number of received ACK packets

pktSentNAKTotal

protected volatile int pktSentNAKTotal

total number of sent NAK packets

pktRecvNAKTotal

protected volatile int pktRecvNAKTotal

total number of received NAK packets

usSndDurationTotal

protected volatile long usSndDurationTotal

total time duration when UDT is sending data (idle time exclusive)

pktSent

protected volatile long pktSent

number of sent data packets, including retransmissions

pktRecv

protected volatile long pktRecv

number of received packets

pktSndLoss

protected volatile int pktSndLoss

number of lost packets (sender side)

pktRcvLoss

protected volatile int pktRcvLoss

number of lost packets (receiverer side)

pktRetrans

protected volatile int pktRetrans

number of retransmitted packets

pktSentACK

protected volatile int pktSentACK

number of sent ACK packets

pktRecvACK

protected volatile int pktRecvACK

number of received ACK packets

pktSentNAK

protected volatile int pktSentNAK

number of sent NAK packets

pktRecvNAK

protected volatile int pktRecvNAK

number of received NAK packets

mbpsSendRate

protected volatile double mbpsSendRate

sending rate in Mb/s

mbpsRecvRate

protected volatile double mbpsRecvRate

receiving rate in Mb/s

usSndDuration

protected volatile long usSndDuration

busy sending time (i.e., idle time exclusive)

usPktSndPeriod

protected volatile double usPktSndPeriod

packet sending period, in microseconds

pktFlowWindow

protected volatile int pktFlowWindow

flow window size, in number of packets

pktCongestionWindow

protected volatile int pktCongestionWindow

congestion window size, in number of packets

pktFlightSize

protected volatile int pktFlightSize

number of packets on flight

msRTT

protected volatile double msRTT

RTT, in milliseconds

mbpsBandwidth

protected volatile double mbpsBandwidth

estimated bandwidth, in Mb/s

byteAvailSndBuf

protected volatile int byteAvailSndBuf

available UDT sender buffer size

byteAvailRcvBuf

protected volatile int byteAvailRcvBuf

available UDT receiver buffer size

Constructor Detail

MonitorUDT

protected MonitorUDT(SocketUDT socketUDT)

Method Detail

millisSinceStart

public long millisSinceStart()

globalSentTotal

public long globalSentTotal()

globalReceivedTotal

public long globalReceivedTotal()

globalSenderLost

public int globalSenderLost()

globalReceiverLost

public int globalReceiverLost()

globalRetransmittedTotal

public int globalRetransmittedTotal()

globalSentAckTotal

public int globalSentAckTotal()

globalReceivedAckTotal

public int globalReceivedAckTotal()

globalSentNakTotal

public int globalSentNakTotal()

globalReceivedNakTotal

public int globalReceivedNakTotal()

globalMicrosSendDurationTotal

public long globalMicrosSendDurationTotal()

localPacketsSent

public long localPacketsSent()

localPacketsReceived

public long localPacketsReceived()

localSenderLost

public int localSenderLost()

localReceiverLost

public int localReceiverLost()

localRetransmitted

public int localRetransmitted()

localSentAck

public int localSentAck()

localReceivedAck

public int localReceivedAck()

localSentNak

public int localSentNak()

localReceivedNak

public int localReceivedNak()

mbpsSendRate

public double mbpsSendRate()

mbpsReceiveRate

public double mbpsReceiveRate()

microsSendTime

public long microsSendTime()

currentSendPeriod

public double currentSendPeriod()

currentFlowWindow

public int currentFlowWindow()

currentCongestionWindow

public int currentCongestionWindow()

currentFlightSize

public int currentFlightSize()

currentMillisRTT

public double currentMillisRTT()

currentMbpsBandwidth

public double currentMbpsBandwidth()

currentAvailableInSender

public int currentAvailableInSender()

currentAvailableInReceiver

public int currentAvailableInReceiver()

appendSnapshot

public void appendSnapshot(StringBuilder text)

current monitor status snapshot for all parameters

isNumeric

protected boolean isNumeric(Field field)

toString

public String toString()

Overrides:

toString in class Object