Package org.optaplanner.core.impl.heuristic.selector

Class AbstractSelector<Solution_>

java.lang.Object

org.optaplanner.core.impl.heuristic.selector.AbstractSelector<Solution_>

All Implemented Interfaces:

EventListener, Selector<Solution_>, PhaseLifecycleListener<Solution_>, SolverLifecycleListener<Solution_>

Direct Known Subclasses:

AbstractDemandEnabledSelector, AbstractMoveSelector, DefaultPillarSelector, DefaultSubChainSelector, ElementDestinationSelector, MimicRecordingSubListSelector, MimicReplayingSubListSelector, RandomSubListSelector

public abstract class AbstractSelector<Solution_>
extends Object
implements Selector<Solution_>

Abstract superclass for Selector.

See Also:

• AbstractDemandEnabledSelector

Field Summary

Fields

Modifier and Type	Field	Description
protected final org.slf4j.Logger	logger
protected PhaseLifecycleSupport<Solution_>	phaseLifecycleSupport
protected Random	workingRandom

Constructor Summary

Constructors

Constructor	Description
AbstractSelector()

Method Summary

Modifier and Type	Method	Description
SelectionCacheType	getCacheType()	Unless this selector itself caches, this returns SelectionCacheType.JUST_IN_TIME, even if a selector child caches.
void	phaseEnded(AbstractPhaseScope<Solution_> phaseScope)
void	phaseStarted(AbstractPhaseScope<Solution_> phaseScope)
void	solvingEnded(SolverScope<Solution_> solverScope)
void	solvingStarted(SolverScope<Solution_> solverScope)
void	stepEnded(AbstractStepScope<Solution_> stepScope)
void	stepStarted(AbstractStepScope<Solution_> stepScope)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.optaplanner.core.impl.heuristic.selector.Selector

isCountable, isNeverEnding

Methods inherited from interface org.optaplanner.core.impl.solver.event.SolverLifecycleListener

solvingError

Field Details

logger

protected final transient org.slf4j.Logger logger

phaseLifecycleSupport

protected PhaseLifecycleSupport<Solution_> phaseLifecycleSupport

workingRandom

protected Random workingRandom

Constructor Details

AbstractSelector

public AbstractSelector()

Method Details

solvingStarted

public void solvingStarted(SolverScope<Solution_> solverScope)

Specified by:

solvingStarted in interface SolverLifecycleListener<Solution_>

phaseStarted

public void phaseStarted(AbstractPhaseScope<Solution_> phaseScope)

Specified by:

phaseStarted in interface PhaseLifecycleListener<Solution_>

stepStarted

public void stepStarted(AbstractStepScope<Solution_> stepScope)

Specified by:

stepStarted in interface PhaseLifecycleListener<Solution_>

stepEnded

public void stepEnded(AbstractStepScope<Solution_> stepScope)

Specified by:

stepEnded in interface PhaseLifecycleListener<Solution_>

phaseEnded

public void phaseEnded(AbstractPhaseScope<Solution_> phaseScope)

Specified by:

phaseEnded in interface PhaseLifecycleListener<Solution_>

solvingEnded

public void solvingEnded(SolverScope<Solution_> solverScope)

Specified by:

solvingEnded in interface SolverLifecycleListener<Solution_>

getCacheType

public SelectionCacheType getCacheType()

Description copied from interface: Selector

Unless this selector itself caches, this returns SelectionCacheType.JUST_IN_TIME, even if a selector child caches.

Specified by:

getCacheType in interface Selector<Solution_>

Returns:

never null