Package casa.lepton.walk

Class LevyWalk

java.lang.Object

casa.lepton.walk.LevyWalk

All Implemented Interfaces:

Walk

public class LevyWalk
extends Object
implements Walk

An instance of type LevyWalk defines a mobility model for a random walk that complies with the so-called Levy walk patterns.

Field Summary

Fields

Modifier and Type	Field	Description
double	alpha
casa.util.geom.AreaCar	area
double	beta
double	k
double	maxDist
double	maxSpeed
long	maxWait
double	minDist
double	minSpeed
long	minWait
Random	random
double	rho

Constructor Summary

Constructors

Constructor	Description
LevyWalk(casa.util.geom.AreaCar area, double alpha, double beta, double k, double rho, long minWait, long maxWait, double minDist, double maxDist, double minSpeed, double maxSpeed, Random random)

Method Summary

Modifier and Type	Method	Description
casa.util.geom.AreaCar	getArea()	Returns the area in which this walk is defined.
static LevyWalk	getDefault(OppNodeProperties props)	Creates and returns an instance of LevyWalk, using system properties (if defined) in order to initialize this object, and using default values otherwise.
Walker	getWalker(long time, String nodeId)	Returns a new Walker that will move according to the mobility model implemented in this instance of Walk.
String	toString()	Returns a String representation of this LevyWalk object.

Methods inherited from class java.lang.Object

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

Field Details

area

public casa.util.geom.AreaCar area

alpha

public double alpha

beta

public double beta

k

public double k

rho

public double rho

minDist

public double minDist

maxDist

public double maxDist

minWait

public long minWait

maxWait

public long maxWait

minSpeed

public double minSpeed

maxSpeed

public double maxSpeed

random

public Random random

Constructor Details

LevyWalk

public LevyWalk(casa.util.geom.AreaCar area,
 double alpha,
 double beta,
 double k,
 double rho,
 long minWait,
 long maxWait,
 double minDist,
 double maxDist,
 double minSpeed,
 double maxSpeed,
 Random random)

Method Details

getDefault

public static LevyWalk getDefault(OppNodeProperties props)

Creates and returns an instance of LevyWalk, using system properties (if defined) in order to initialize this object, and using default values otherwise.

Returns:

a LevyWalk object, initialized using either system properties or default values

getWalker

public Walker getWalker(long time,
 String nodeId)

Description copied from interface: Walk

Returns a new Walker that will move according to the mobility model implemented in this instance of Walk.

Specified by:

getWalker in interface Walk

Parameters:

time - the time of creation of this walker

Returns:

a new Walker, whose mobility starts at the specified time

getArea

public casa.util.geom.AreaCar getArea()

Description copied from interface: Walk

Returns the area in which this walk is defined.

Specified by:

getArea in interface Walk

Returns:

the AreaCar in which this walk is defined

toString

public String toString()

Returns a String representation of this LevyWalk object.

Overrides:

toString in class Object

Returns:

a String representation of this object