Package org.optaplanner.core.impl.solver.recaller

Class BestSolutionRecaller<Solution_>

java.lang.Object

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

org.optaplanner.core.impl.phase.event.PhaseLifecycleListenerAdapter<Solution_>

org.optaplanner.core.impl.solver.recaller.BestSolutionRecaller<Solution_>

Type Parameters:

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

All Implemented Interfaces:

EventListener, PhaseLifecycleListener<Solution_>, SolverLifecycleListener<Solution_>

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 org.slf4j.Logger	logger
protected SolverEventSupport<Solution_>	solverEventSupport

Constructor Summary

Constructors

Constructor	Description
BestSolutionRecaller()

Method Summary

Modifier and Type	Method	Description
void	processWorkingSolutionDuringMove(Score score, AbstractStepScope<Solution_> stepScope)
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	updateBestSolution(SolverScope<Solution_> solverScope)
protected void	updateBestSolution(SolverScope<Solution_> solverScope, Score bestScore, Solution_ bestSolution)

Methods inherited from class org.optaplanner.core.impl.phase.event.PhaseLifecycleListenerAdapter

phaseEnded, phaseStarted, stepEnded, stepStarted

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

solvingEnded

Field Detail

logger

protected final transient org.slf4j.Logger logger

assertInitialScoreFromScratch

protected boolean assertInitialScoreFromScratch

assertShadowVariablesAreNotStale

protected boolean assertShadowVariablesAreNotStale

assertBestScoreIsUnmodified

protected boolean assertBestScoreIsUnmodified

solverEventSupport

protected SolverEventSupport<Solution_> solverEventSupport

Constructor Detail

BestSolutionRecaller

public BestSolutionRecaller()

Method Detail

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_>

processWorkingSolutionDuringStep

public void processWorkingSolutionDuringStep(AbstractStepScope<Solution_> stepScope)

processWorkingSolutionDuringMove

public void processWorkingSolutionDuringMove(Score score,
                                             AbstractStepScope<Solution_> stepScope)

updateBestSolution

public void updateBestSolution(SolverScope<Solution_> solverScope)

updateBestSolution

protected void updateBestSolution(SolverScope<Solution_> solverScope,
                                  Score bestScore,
                                  Solution_ bestSolution)