udt.util
Class UDTStatistics

java.lang.Object
  udt.util.UDTStatistics

public class UDTStatistics
extends Object

This class is used to keep some statistics about a UDT connection.

Constructor Summary

UDTStatistics(String componentDescription)

Method Summary

void	addMetric(MeanValue m) add a metric
long	getCongestionWindowSize()
List<MeanValue>	getMetrics() get a read-only list containing all metrics
int	getNumberOfACKReceived()
int	getNumberOfACKSent()
int	getNumberOfDuplicateDataPackets()
int	getNumberOfNAKReceived()
int	getNumberOfNAKSent()
int	getNumberOfReceivedDataPackets()
int	getNumberOfRetransmittedDataPackets()
int	getNumberOfSentDataPackets()
long	getPacketArrivalRate()
double	getSendPeriod()
void	incNumberOfACKReceived()
void	incNumberOfACKSent()
void	incNumberOfCCSlowDownEvents()
void	incNumberOfCCWindowExceededEvents()
void	incNumberOfDuplicateDataPackets()
void	incNumberOfMissingDataEvents()
void	incNumberOfNAKReceived()
void	incNumberOfNAKSent()
void	incNumberOfReceivedDataPackets()
void	incNumberOfRetransmittedDataPackets()
void	incNumberOfSentDataPackets()
void	setCongestionWindowSize(long congestionWindowSize)
void	setPacketArrivalRate(long rate, long linkCapacity)
void	setRTT(long rtt, long rttVar)
void	setSendPeriod(double sendPeriod)
void	storeParameters() take a snapshot of relevant parameters for later storing to file using writeParameterHistory(File)
String	toString()
void	writeParameterHistory(File toFile) write saved parameters to disk

Methods inherited from class java.lang.Object

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

Constructor Detail

UDTStatistics

public UDTStatistics(String componentDescription)

Method Detail

getNumberOfSentDataPackets

public int getNumberOfSentDataPackets()

getNumberOfReceivedDataPackets

public int getNumberOfReceivedDataPackets()

getNumberOfDuplicateDataPackets

public int getNumberOfDuplicateDataPackets()

getNumberOfNAKSent

public int getNumberOfNAKSent()

getNumberOfNAKReceived

public int getNumberOfNAKReceived()

getNumberOfRetransmittedDataPackets

public int getNumberOfRetransmittedDataPackets()

getNumberOfACKSent

public int getNumberOfACKSent()

getNumberOfACKReceived

public int getNumberOfACKReceived()

incNumberOfSentDataPackets

public void incNumberOfSentDataPackets()

incNumberOfReceivedDataPackets

public void incNumberOfReceivedDataPackets()

incNumberOfDuplicateDataPackets

public void incNumberOfDuplicateDataPackets()

incNumberOfMissingDataEvents

public void incNumberOfMissingDataEvents()

incNumberOfNAKSent

public void incNumberOfNAKSent()

incNumberOfNAKReceived

public void incNumberOfNAKReceived()

incNumberOfRetransmittedDataPackets

public void incNumberOfRetransmittedDataPackets()

incNumberOfACKSent

public void incNumberOfACKSent()

incNumberOfACKReceived

public void incNumberOfACKReceived()

incNumberOfCCWindowExceededEvents

public void incNumberOfCCWindowExceededEvents()

incNumberOfCCSlowDownEvents

public void incNumberOfCCSlowDownEvents()

setRTT

public void setRTT(long rtt,
                   long rttVar)

setPacketArrivalRate

public void setPacketArrivalRate(long rate,
                                 long linkCapacity)

setSendPeriod

public void setSendPeriod(double sendPeriod)

getSendPeriod

public double getSendPeriod()

getCongestionWindowSize

public long getCongestionWindowSize()

setCongestionWindowSize

public void setCongestionWindowSize(long congestionWindowSize)

getPacketArrivalRate

public long getPacketArrivalRate()

addMetric

public void addMetric(MeanValue m)

add a metric

Parameters:

m - - the metric to add

getMetrics

public List<MeanValue> getMetrics()

get a read-only list containing all metrics

Returns:

toString

public String toString()

Overrides:

toString in class Object

storeParameters

public void storeParameters()

take a snapshot of relevant parameters for later storing to file using writeParameterHistory(File)

writeParameterHistory

public void writeParameterHistory(File toFile)
                           throws IOException

write saved parameters to disk

Parameters:

toFile -

Throws:

IOException