be.ac.ulg.montefiore.run.totem.repository.tomography.utils
Class LinkLoadData

java.lang.Object
  be.ac.ulg.montefiore.run.totem.repository.tomography.utils.LinkLoadData

public class LinkLoadData
extends java.lang.Object

Class that reprent all the data available about links. These data are collected from snmp There is no check on the validity of timeScale, only at the mapping of 0 is knowned

Creation date: 27-mars-2006

Author:

Quentin Chevalier (quentin.chevalier@gmail.com)

Constructor Summary

LinkLoadData(int nbLink, long start, int nbSample, int step)

Method Summary

double[]	getDomainMatrix(int stepFromBegining, Domain domain)
double[]	getDomainMatrix(long time, Domain domain)
double	getElement(int linkIndex, int index) Method to retreive the linkCount of the link linkName(index) at the time time
double	getElement(int linkIndex, long time) Method to retreive the linkCount of the link linkName(index) at the time time
double	getElement(java.lang.String linkName, int index) Method to retreive the linkCount of the link linkName at the time time
double	getElement(java.lang.String linkName, long time) Method to retreive the linkCount of the link linkName at the time time
double	getInAccess(int timeIndex)
int	getIndex(java.lang.String linkName)
double	getInPeering(int timeIndex)
LinkData	getLink(int linkIndex)
LinkData	getLink(java.lang.String linkName)
java.lang.String	getLinkId(int index)
double[]	getMatrix(int stepFromBegining)
double[]	getMatrix(long time)
int	getNbLink()
int	getNbSample()
double	getNodeLoadIn(java.lang.String nodeId, int index)
double	getOutAccess(int timeIndex)
double	getOutPeering(int timeIndex)
long	getStartTime()
int	getStep()
boolean	isIndexed(java.lang.String linkName)
void	print()
void	setNextLink(LinkData link) Add the link at the next position available in the structure

Methods inherited from class java.lang.Object

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

Constructor Detail

LinkLoadData

public LinkLoadData(int nbLink,
                    long start,
                    int nbSample,
                    int step)

Parameters:

nbLink - Number of links indexed

start - The value of the time index 0

end - The value of the time index nbLink (the last index in fact)

Method Detail

setNextLink

public void setNextLink(LinkData link)
                 throws NotYetImplementedException

Add the link at the next position available in the structure

Parameters:

link - The link added

Throws:

NotYetImplementedException

getLink

public LinkData getLink(java.lang.String linkName)

Parameters:

linkName - The id of the link we want to retreived

Returns:

A link

getLink

public LinkData getLink(int linkIndex)

Parameters:

linkIndex - The index of the link we want to retreived (for easier access)

Returns:

A link

getElement

public double getElement(java.lang.String linkName,
                         long time)
                  throws NotYetImplementedException

Method to retreive the linkCount of the link linkName at the time time

Parameters:

linkName - A string representing the id of the link

time - The time since epoch (1-jan-1970)

Returns:

The linkCount of the link linkName at the time time

Throws:

NotYetImplementedException

getElement

public double getElement(int linkIndex,
                         long time)
                  throws NotYetImplementedException

Method to retreive the linkCount of the link linkName(index) at the time time

Parameters:

linkIndex - The link index (for a more direct access)

time - The time since epoch (1-jan-1970)

Returns:

The load of the link linkName at the time time

Throws:

NotYetImplementedException

getElement

public double getElement(java.lang.String linkName,
                         int index)
                  throws NotYetImplementedException

Method to retreive the linkCount of the link linkName at the time time

Parameters:

linkName - A string representing the id of the link

index - The index of time expressed in integer (i.e. real time = index * step + startTime)

Returns:

The linkCount of the link linkName at the time time

Throws:

NotYetImplementedException

getElement

public double getElement(int linkIndex,
                         int index)
                  throws NotYetImplementedException

Method to retreive the linkCount of the link linkName(index) at the time time

Parameters:

linkIndex - The link index (for a more direct access)

index - The index of time expressed in integer (i.e. real time = index * step + startTime)

Returns:

The load of the link linkName at the time time

Throws:

NotYetImplementedException

getLinkId

public java.lang.String getLinkId(int index)

Parameters:

index - The index associated with the link we want to know

Returns:

The id of the link at index index

getIndex

public int getIndex(java.lang.String linkName)

Parameters:

linkName - The link we want to know the index

Returns:

The index of the link linkName

isIndexed

public boolean isIndexed(java.lang.String linkName)

Parameters:

linkName - The link we want to check the validity

Returns:

true if the link is indexed in the data structure

getMatrix

public double[] getMatrix(long time)
                   throws NotYetImplementedException

Parameters:

time - The time since epoch (1-jan-1970)

Returns:

A snmp linkLoad vector for the time time

Throws:

NotYetImplementedException

getMatrix

public double[] getMatrix(int stepFromBegining)
                   throws NotYetImplementedException

Parameters:

stepFromBegining - The time in term of index

Returns:

A snmp linkLoad vector for the time stepFromBegining

Throws:

NotYetImplementedException

getDomainMatrix

public double[] getDomainMatrix(long time,
                                Domain domain)
                         throws NotYetImplementedException

Parameters:

time - The time since epoch (1-jan-1970)

domain - the domain where we compute the linkload

Returns:

A snmp linkLoad vector for the time time with only link in the domain

Throws:

NotYetImplementedException

getDomainMatrix

public double[] getDomainMatrix(int stepFromBegining,
                                Domain domain)
                         throws NotYetImplementedException

Parameters:

stepFromBegining - The time in term of index

domain - the domain where we compute the linkload

Returns:

A snmp linkLoad vector for the time stepFromBegining with only link in the domain

Throws:

NotYetImplementedException

getNbSample

public int getNbSample()

Returns:

The number of sample of snmp Data

getNbLink

public int getNbLink()

Returns:

The number of link

getStartTime

public long getStartTime()

Returns:

Return the startTime.

getStep

public int getStep()

Returns:

Return the step.

getInAccess

public double getInAccess(int timeIndex)

Returns:

Return the sum of all incoming traffic in the network at access Links

getInPeering

public double getInPeering(int timeIndex)

Returns:

Return the sum of all incoming traffic in the network at peering Links

getOutAccess

public double getOutAccess(int timeIndex)

Returns:

Return the sum of all exiting traffic in the network at access Links

getOutPeering

public double getOutPeering(int timeIndex)

Returns:

Return the sum of all exiting traffic in the network at peering Links

print

public void print()

getNodeLoadIn

public double getNodeLoadIn(java.lang.String nodeId,
                            int index)
                     throws NotYetImplementedException

Throws:

NotYetImplementedException