Package org.optaplanner.core.impl.localsearch.decider.forager.finalist

Class StrategicOscillationByLevelFinalistPodium<Solution_>

java.lang.Object

org.optaplanner.core.impl.solver.event.SolverLifecycleListenerAdapter<Solution_>

org.optaplanner.core.impl.localsearch.event.LocalSearchPhaseLifecycleListenerAdapter<Solution_>

org.optaplanner.core.impl.localsearch.decider.forager.finalist.AbstractFinalistPodium<Solution_>

org.optaplanner.core.impl.localsearch.decider.forager.finalist.StrategicOscillationByLevelFinalistPodium<Solution_>

All Implemented Interfaces:

EventListener, FinalistPodium<Solution_>, LocalSearchPhaseLifecycleListener<Solution_>, SolverLifecycleListener<Solution_>

public final class StrategicOscillationByLevelFinalistPodium<Solution_>
extends AbstractFinalistPodium<Solution_>

Strategic oscillation, works well with Tabu search.

See Also:

• FinalistPodium

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	finalistImprovesUponReference
protected Number[]	finalistLevelNumbers
protected Score	finalistScore
protected final boolean	referenceBestScoreInsteadOfLastStepScore
protected Number[]	referenceLevelNumbers
protected Score	referenceScore

Fields inherited from class org.optaplanner.core.impl.localsearch.decider.forager.finalist.AbstractFinalistPodium

FINALIST_LIST_MAX_SIZE, finalistIsAccepted, finalistList

Constructor Summary

Constructors

Constructor	Description
StrategicOscillationByLevelFinalistPodium(boolean referenceBestScoreInsteadOfLastStepScore)

Method Summary

Modifier and Type	Method	Description
void	addMove(LocalSearchMoveScope<Solution_> moveScope)	See LocalSearchForager.addMove(LocalSearchMoveScope).
void	phaseEnded(LocalSearchPhaseScope<Solution_> phaseScope)
void	stepStarted(LocalSearchStepScope<Solution_> stepScope)

Methods inherited from class org.optaplanner.core.impl.localsearch.decider.forager.finalist.AbstractFinalistPodium

addFinalist, clearAndAddFinalist, getFinalistList

Methods inherited from class org.optaplanner.core.impl.localsearch.event.LocalSearchPhaseLifecycleListenerAdapter

phaseStarted, stepEnded

Methods inherited from class org.optaplanner.core.impl.solver.event.SolverLifecycleListenerAdapter

solvingEnded, solvingStarted

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.localsearch.event.LocalSearchPhaseLifecycleListener

phaseStarted, stepEnded

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

solvingEnded, solvingError, solvingStarted

Field Details

referenceBestScoreInsteadOfLastStepScore

protected final boolean referenceBestScoreInsteadOfLastStepScore

referenceScore

protected Score referenceScore

referenceLevelNumbers

protected Number[] referenceLevelNumbers

finalistScore

protected Score finalistScore

finalistLevelNumbers

protected Number[] finalistLevelNumbers

finalistImprovesUponReference

protected boolean finalistImprovesUponReference

Constructor Details

StrategicOscillationByLevelFinalistPodium

public StrategicOscillationByLevelFinalistPodium(boolean referenceBestScoreInsteadOfLastStepScore)

Method Details

stepStarted

public void stepStarted(LocalSearchStepScope<Solution_> stepScope)

Specified by:

stepStarted in interface LocalSearchPhaseLifecycleListener<Solution_>

Overrides:

stepStarted in class AbstractFinalistPodium<Solution_>

addMove

public void addMove(LocalSearchMoveScope<Solution_> moveScope)

Description copied from interface: FinalistPodium

See LocalSearchForager.addMove(LocalSearchMoveScope).

Parameters:

moveScope - never null

phaseEnded

public void phaseEnded(LocalSearchPhaseScope<Solution_> phaseScope)

Specified by:

phaseEnded in interface LocalSearchPhaseLifecycleListener<Solution_>

Overrides:

phaseEnded in class AbstractFinalistPodium<Solution_>