Package org.optaplanner.core.impl.localsearch

Class DefaultLocalSearchPhase<Solution_>

java.lang.Object

org.optaplanner.core.impl.phase.AbstractPhase<Solution_>

org.optaplanner.core.impl.localsearch.DefaultLocalSearchPhase<Solution_>

Type Parameters:

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

All Implemented Interfaces:

EventListener, LocalSearchPhaseLifecycleListener<Solution_>, LocalSearchPhase<Solution_>, PhaseLifecycleListener<Solution_>, Phase<Solution_>, SolverLifecycleListener<Solution_>

public class DefaultLocalSearchPhase<Solution_>
extends AbstractPhase<Solution_>
implements LocalSearchPhase<Solution_>, LocalSearchPhaseLifecycleListener<Solution_>

Default implementation of LocalSearchPhase.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DefaultLocalSearchPhase.Builder<Solution_>

Field Summary

Fields

Modifier and Type	Field	Description
protected final AtomicLong	acceptedMoveCountPerStep
protected final Map<io.micrometer.core.instrument.Tags,List<AtomicReference<Number>>>	constraintMatchTotalBestScoreMap
protected final Map<io.micrometer.core.instrument.Tags,List<AtomicReference<Number>>>	constraintMatchTotalStepScoreMap
protected final Map<io.micrometer.core.instrument.Tags,AtomicLong>	constraintMatchTotalTagsToBestCount
protected final Map<io.micrometer.core.instrument.Tags,AtomicLong>	constraintMatchTotalTagsToStepCount
protected final LocalSearchDecider<Solution_>	decider
protected final AtomicLong	selectedMoveCountPerStep

Fields inherited from class org.optaplanner.core.impl.phase.AbstractPhase

assertExpectedStepScore, assertShadowVariablesAreNotStaleAfterStep, assertStepScoreFromScratch, logger, logIndentation, phaseIndex, phaseLifecycleSupport, phaseTermination, solver

Method Summary

Modifier and Type	Method	Description
protected void	doStep(LocalSearchStepScope<Solution_> stepScope)
String	getPhaseTypeString()
void	phaseEnded(LocalSearchPhaseScope<Solution_> phaseScope)
void	phaseStarted(LocalSearchPhaseScope<Solution_> phaseScope)
void	solve(SolverScope<Solution_> solverScope)
void	solvingEnded(SolverScope<Solution_> solverScope)
void	solvingError(SolverScope<Solution_> solverScope, Exception exception)	Invoked in case of an exception in the Solver run.
void	solvingStarted(SolverScope<Solution_> solverScope)
void	stepEnded(LocalSearchStepScope<Solution_> stepScope)
void	stepStarted(LocalSearchStepScope<Solution_> stepScope)

Methods inherited from class org.optaplanner.core.impl.phase.AbstractPhase

addPhaseLifecycleListener, assertWorkingSolutionInitialized, calculateWorkingStepScore, getPhaseIndex, getPhaseTermination, getSolver, isAssertExpectedStepScore, isAssertShadowVariablesAreNotStaleAfterStep, isAssertStepScoreFromScratch, phaseEnded, phaseStarted, predictWorkingStepScore, removePhaseLifecycleListener, setSolver, stepEnded, stepStarted

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.phase.Phase

addPhaseLifecycleListener, removePhaseLifecycleListener

Methods inherited from interface org.optaplanner.core.impl.phase.event.PhaseLifecycleListener

phaseEnded, phaseStarted, stepEnded, stepStarted

Field Details

decider

protected final LocalSearchDecider<Solution_> decider

acceptedMoveCountPerStep

protected final AtomicLong acceptedMoveCountPerStep

selectedMoveCountPerStep

protected final AtomicLong selectedMoveCountPerStep

constraintMatchTotalTagsToStepCount

protected final Map<io.micrometer.core.instrument.Tags,AtomicLong> constraintMatchTotalTagsToStepCount

constraintMatchTotalTagsToBestCount

protected final Map<io.micrometer.core.instrument.Tags,AtomicLong> constraintMatchTotalTagsToBestCount

constraintMatchTotalStepScoreMap

protected final Map<io.micrometer.core.instrument.Tags,List<AtomicReference<Number>>> constraintMatchTotalStepScoreMap

constraintMatchTotalBestScoreMap

protected final Map<io.micrometer.core.instrument.Tags,List<AtomicReference<Number>>> constraintMatchTotalBestScoreMap

Method Details

getPhaseTypeString

public String getPhaseTypeString()

Specified by:

getPhaseTypeString in class AbstractPhase<Solution_>

solve

public void solve(SolverScope<Solution_> solverScope)

Specified by:

solve in interface Phase<Solution_>

doStep

protected void doStep(LocalSearchStepScope<Solution_> stepScope)

solvingStarted

public void solvingStarted(SolverScope<Solution_> solverScope)

Specified by:

solvingStarted in interface SolverLifecycleListener<Solution_>

Overrides:

solvingStarted in class AbstractPhase<Solution_>

phaseStarted

public void phaseStarted(LocalSearchPhaseScope<Solution_> phaseScope)

Specified by:

phaseStarted in interface LocalSearchPhaseLifecycleListener<Solution_>

stepStarted

public void stepStarted(LocalSearchStepScope<Solution_> stepScope)

Specified by:

stepStarted in interface LocalSearchPhaseLifecycleListener<Solution_>

stepEnded

public void stepEnded(LocalSearchStepScope<Solution_> stepScope)

Specified by:

stepEnded in interface LocalSearchPhaseLifecycleListener<Solution_>

phaseEnded

public void phaseEnded(LocalSearchPhaseScope<Solution_> phaseScope)

Specified by:

phaseEnded in interface LocalSearchPhaseLifecycleListener<Solution_>

solvingEnded

public void solvingEnded(SolverScope<Solution_> solverScope)

Specified by:

solvingEnded in interface SolverLifecycleListener<Solution_>

Overrides:

solvingEnded in class AbstractPhase<Solution_>

solvingError

public void solvingError(SolverScope<Solution_> solverScope,
 Exception exception)

Description copied from interface: SolverLifecycleListener

Invoked in case of an exception in the Solver run. In that case, the SolverLifecycleListener.solvingEnded(SolverScope) is never called. For internal purposes only.

Specified by:

solvingError in interface SolverLifecycleListener<Solution_>