Package org.opt4j.common.archive

Class BoundedArchive

java.lang.Object

org.opt4j.core.IndividualSet

org.opt4j.core.optimizer.Archive

org.opt4j.common.archive.AbstractArchive

org.opt4j.common.archive.BoundedArchive

All Implemented Interfaces:

Iterable<Individual>, Collection<Individual>, Set<Individual>

Direct Known Subclasses:

AdaptiveGridArchive, CrowdingArchive

public abstract class BoundedArchive
extends AbstractArchive

An Archive with bounded size.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	capacity	The capacity of this Archive

Fields inherited from class org.opt4j.core.IndividualSet

individuals, listeners

Constructor Summary

Constructors

Constructor	Description
BoundedArchive(int capacity)	Constructs a bounded archive with the specified capacity.

Method Summary

Modifier and Type	Method	Description
boolean	addCheckedIndividual(Individual individual)	Adds the Individual to this Archive without further checks.
boolean	addCheckedIndividuals(Collection<? extends Individual> c)	Adds the Individuals to this Archive without further checks.
int	getCapacity()	Returns the capacity of this BoundedArchive.
void	setCapacity(int capacity)	Sets the capacity of this BoundedArchive.

Methods inherited from class org.opt4j.common.archive.AbstractArchive

update, updateWithNondominated

Methods inherited from class org.opt4j.core.optimizer.Archive

add, addAll, addAll, update

Methods inherited from class org.opt4j.core.IndividualSet

addListener, clear, contains, containsAll, isEmpty, iterator, remove, removeAll, removeListener, retainAll, size, toArray, toArray

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.Set

equals, hashCode, spliterator

Field Details

capacity

protected int capacity

The capacity of this Archive

Constructor Details

BoundedArchive

@Inject
public BoundedArchive(int capacity)

Constructs a bounded archive with the specified capacity.

Parameters:

capacity - Capacity of this archive

Method Details

setCapacity

public void setCapacity(int capacity)

Sets the capacity of this BoundedArchive.

Parameters:

capacity - new capacity of this bounded archive

See Also:

• getCapacity()

getCapacity

public int getCapacity()

Returns the capacity of this BoundedArchive.

Returns:

capacity of this bounded archive

See Also:

• setCapacity(int)

addCheckedIndividual

public boolean addCheckedIndividual(Individual individual)

Description copied from class: Archive

Adds the Individual to this Archive without further checks. Must be used only if the Individual is checked to be Pareto-dominant and, according to possible archive size restrictions, can be added to this Archive.

Overrides:

addCheckedIndividual in class Archive

Parameters:

individual - the individual to be actually added to the archive

Returns:

true

Throws:

IndexOutOfBoundsException - if the capacity is reached.

addCheckedIndividuals

public boolean addCheckedIndividuals(Collection<? extends Individual> c)

Description copied from class: Archive

Adds the Individuals to this Archive without further checks. Must be used only if the Individuals are checked to be Pareto-dominant and, according to possible archive size restrictions, can all be added to this Archive.

Overrides:

addCheckedIndividuals in class Archive

Parameters:

c - the individuals to be actually added to the archive

Returns:

true

Throws:

IndexOutOfBoundsException - if the capacity is reached.