Package ai.timefold.solver.core.impl.solver.recaller

Class BestSolutionRecaller<Solution_>

java.lang.Object

ai.timefold.solver.core.impl.solver.event.SolverLifecycleListenerAdapter<Solution_>

ai.timefold.solver.core.impl.phase.event.PhaseLifecycleListenerAdapter<Solution_>

ai.timefold.solver.core.impl.solver.recaller.BestSolutionRecaller<Solution_>

Type Parameters:

Solution_ - the solution type, the class with the PlanningSolution annotation

All Implemented Interfaces:

PhaseLifecycleListener<Solution_>, SolverLifecycleListener<Solution_>, EventListener

public class BestSolutionRecaller<Solution_>
extends PhaseLifecycleListenerAdapter<Solution_>

Remembers the best solution that a Solver encounters.

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	assertBestScoreIsUnmodified
protected boolean	assertInitialScoreFromScratch
protected boolean	assertShadowVariablesAreNotStale
protected SolverEventSupport<Solution_>	solverEventSupport

Constructor Summary

Constructors

Constructor	Description
BestSolutionRecaller()

Method Summary

Modifier and Type	Method	Description
void	processWorkingSolutionDuringConstructionHeuristicsStep(AbstractStepScope<Solution_> stepScope)
<Score_ extends Score<Score_>> void	processWorkingSolutionDuringMove(InnerScore<Score_> moveScore, AbstractStepScope<Solution_> stepScope)
<Score_ extends Score<Score_>> void	processWorkingSolutionDuringStep(AbstractStepScope<Solution_> stepScope)
void	setAssertBestScoreIsUnmodified(boolean assertBestScoreIsUnmodified)
void	setAssertInitialScoreFromScratch(boolean assertInitialScoreFromScratch)
void	setAssertShadowVariablesAreNotStale(boolean assertShadowVariablesAreNotStale)
void	setSolverEventSupport(SolverEventSupport<Solution_> solverEventSupport)
void	solvingStarted(SolverScope<Solution_> solverScope)
void	updateBestSolutionAndFire(SolverScope<Solution_> solverScope, AbstractPhaseScope<Solution_> phaseScope)
void	updateBestSolutionAndFireIfInitialized(SolverScope<Solution_> solverScope, EventProducerId eventProducerId)

Methods inherited from class ai.timefold.solver.core.impl.phase.event.PhaseLifecycleListenerAdapter

phaseEnded, phaseStarted, stepEnded, stepStarted

Methods inherited from class ai.timefold.solver.core.impl.solver.event.SolverLifecycleListenerAdapter

solvingEnded

Methods inherited from class java.lang.Object

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

Methods inherited from interface ai.timefold.solver.core.impl.solver.event.SolverLifecycleListener

solvingEnded, solvingError

Field Details

assertInitialScoreFromScratch

protected boolean assertInitialScoreFromScratch

assertShadowVariablesAreNotStale

protected boolean assertShadowVariablesAreNotStale

assertBestScoreIsUnmodified

protected boolean assertBestScoreIsUnmodified

solverEventSupport

protected SolverEventSupport<Solution_> solverEventSupport

Constructor Details

BestSolutionRecaller

public BestSolutionRecaller()

Method Details

setAssertInitialScoreFromScratch

public void setAssertInitialScoreFromScratch(boolean assertInitialScoreFromScratch)

setAssertShadowVariablesAreNotStale

public void setAssertShadowVariablesAreNotStale(boolean assertShadowVariablesAreNotStale)

setAssertBestScoreIsUnmodified

public void setAssertBestScoreIsUnmodified(boolean assertBestScoreIsUnmodified)

setSolverEventSupport

public void setSolverEventSupport(SolverEventSupport<Solution_> solverEventSupport)

solvingStarted

public void solvingStarted(SolverScope<Solution_> solverScope)

Specified by:

solvingStarted in interface SolverLifecycleListener<Solution_>

Overrides:

solvingStarted in class SolverLifecycleListenerAdapter<Solution_>

processWorkingSolutionDuringConstructionHeuristicsStep

public void processWorkingSolutionDuringConstructionHeuristicsStep(AbstractStepScope<Solution_> stepScope)

processWorkingSolutionDuringStep

public <Score_ extends Score<Score_>> void processWorkingSolutionDuringStep(AbstractStepScope<Solution_> stepScope)

processWorkingSolutionDuringMove

public <Score_ extends Score<Score_>> void processWorkingSolutionDuringMove(InnerScore<Score_> moveScore,
 AbstractStepScope<Solution_> stepScope)

updateBestSolutionAndFire

public void updateBestSolutionAndFire(SolverScope<Solution_> solverScope,
 AbstractPhaseScope<Solution_> phaseScope)

updateBestSolutionAndFireIfInitialized

public void updateBestSolutionAndFireIfInitialized(SolverScope<Solution_> solverScope,
 EventProducerId eventProducerId)