Package hyperheuristic

Class GenericHyperHeuristic

java.lang.Object

hyperheuristic.GenericHyperHeuristic

All Implemented Interfaces:

HyperHeuristicIntrf

Direct Known Subclasses:

ExampleHyperHeuristic1, ExampleHyperHeuristic2

public abstract class GenericHyperHeuristic
extends java.lang.Object
implements HyperHeuristicIntrf

This class is the base class for all hyper-heuristics that use dynamic sets.

Field Summary

Fields

Modifier and Type	Field	Description
protected DynHeurSet	dynSet	A dynamic set.
protected DynHeurSet	lsDynSet	A dynamic set for managing local search heuristics separately.
protected DynHeurSet	pertDynSet	A dynamic set for managing perturbative heuristics separately.
protected Problem	problem	The problem to be solved by this hyper-heuristic.
protected java.util.Random	rng	Random number generator.

Constructor Summary

Constructors

Constructor	Description
GenericHyperHeuristic(long seed)

Method Summary

Modifier and Type	Method	Description
double	getBestSolutionValue()
DynHeurSet	getDySet()
long	getElapsedTime()
DynHeurSet	getLsDynSet()
DynHeurSet	getPertDynSet()
long	getTimeLimit()
boolean	hasTimeExpired()
void	loadProblem(Problem problem)
void	run()
void	setDynSet(DynHeurSet dynSet)
void	setLsDynSet(DynHeurSet lsDynSet)
void	setPertDynSet(DynHeurSet pertDynSet)
void	setTimeLimit(long time)
protected abstract void	solve()

Methods inherited from class java.lang.Object

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

Methods inherited from interface hyperheuristic.HyperHeuristicIntrf

loadProblemDomain

Field Details

rng

protected final java.util.Random rng

Random number generator.

problem

protected Problem problem

The problem to be solved by this hyper-heuristic.

dynSet

protected DynHeurSet dynSet

A dynamic set.

pertDynSet

protected DynHeurSet pertDynSet

A dynamic set for managing perturbative heuristics separately.

lsDynSet

protected DynHeurSet lsDynSet

A dynamic set for managing local search heuristics separately.

Constructor Details

GenericHyperHeuristic

public GenericHyperHeuristic(long seed)

Method Details

getBestSolutionValue

public double getBestSolutionValue()

Specified by:

getBestSolutionValue in interface HyperHeuristicIntrf

getElapsedTime

public long getElapsedTime()

Specified by:

getElapsedTime in interface HyperHeuristicIntrf

getTimeLimit

public long getTimeLimit()

Specified by:

getTimeLimit in interface HyperHeuristicIntrf

hasTimeExpired

public boolean hasTimeExpired()

loadProblem

public void loadProblem(Problem problem)

Specified by:

loadProblem in interface HyperHeuristicIntrf

run

public void run()

Specified by:

run in interface HyperHeuristicIntrf

getDySet

public DynHeurSet getDySet()

Specified by:

getDySet in interface HyperHeuristicIntrf

getPertDynSet

public DynHeurSet getPertDynSet()

Specified by:

getPertDynSet in interface HyperHeuristicIntrf

getLsDynSet

public DynHeurSet getLsDynSet()

Specified by:

getLsDynSet in interface HyperHeuristicIntrf

setDynSet

public void setDynSet(DynHeurSet dynSet)

Specified by:

setDynSet in interface HyperHeuristicIntrf

setPertDynSet

public void setPertDynSet(DynHeurSet pertDynSet)

Specified by:

setPertDynSet in interface HyperHeuristicIntrf

setLsDynSet

public void setLsDynSet(DynHeurSet lsDynSet)

Specified by:

setLsDynSet in interface HyperHeuristicIntrf

setTimeLimit

public void setTimeLimit(long time)

Specified by:

setTimeLimit in interface HyperHeuristicIntrf

solve

protected abstract void solve()