org.optaplanner.core.impl.phase

Class AbstractPhase<Solution_>

java.lang.Object

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

Type Parameters:

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

All Implemented Interfaces:

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

Direct Known Subclasses:

DefaultConstructionHeuristicPhase, DefaultCustomPhase, DefaultExhaustiveSearchPhase, DefaultLocalSearchPhase, DefaultPartitionedSearchPhase, NoChangePhase

public abstract class AbstractPhase<Solution_>
extends Object
implements Phase<Solution_>

See Also:

DefaultLocalSearchPhase

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	assertExpectedStepScore
protected boolean	assertShadowVariablesAreNotStaleAfterStep
protected boolean	assertStepScoreFromScratch
protected BestSolutionRecaller<Solution_>	bestSolutionRecaller
protected org.slf4j.Logger	logger
protected String	logIndentation
protected int	phaseIndex
protected PhaseLifecycleSupport<Solution_>	phaseLifecycleSupport Used for addPhaseLifecycleListener(PhaseLifecycleListener).
protected PhaseLifecycleSupport<Solution_>	solverPhaseLifecycleSupport Used for AbstractSolver.addPhaseLifecycleListener(PhaseLifecycleListener).
protected Termination	termination

Constructor Summary

Constructors

Constructor and Description
AbstractPhase(int phaseIndex, String logIndentation, BestSolutionRecaller<Solution_> bestSolutionRecaller, Termination termination)

Method Summary

Modifier and Type	Method and Description
void	addPhaseLifecycleListener(PhaseLifecycleListener<Solution_> phaseLifecycleListener) Add a PhaseLifecycleListener that is only notified of the phase and the PhaseLifecycleListener.stepStarted(AbstractStepScope) step} starting/ending events from this phase (and the SolverLifecycleListener.solvingStarted(DefaultSolverScope) solving} events too of course).
protected void	assertWorkingSolutionInitialized(AbstractPhaseScope<Solution_> phaseScope)
protected void	calculateWorkingStepScore(AbstractStepScope<Solution_> stepScope, Object completedAction)
int	getPhaseIndex()
abstract String	getPhaseTypeString()
Termination	getTermination()
boolean	isAssertExpectedStepScore()
boolean	isAssertShadowVariablesAreNotStaleAfterStep()
boolean	isAssertStepScoreFromScratch()
void	phaseEnded(AbstractPhaseScope<Solution_> phaseScope)
void	phaseStarted(AbstractPhaseScope<Solution_> phaseScope)
protected void	predictWorkingStepScore(AbstractStepScope<Solution_> stepScope, Object completedAction)
void	removePhaseLifecycleListener(PhaseLifecycleListener<Solution_> phaseLifecycleListener)
void	setAssertExpectedStepScore(boolean assertExpectedStepScore)
void	setAssertShadowVariablesAreNotStaleAfterStep(boolean assertShadowVariablesAreNotStaleAfterStep)
void	setAssertStepScoreFromScratch(boolean assertStepScoreFromScratch)
void	setSolverPhaseLifecycleSupport(PhaseLifecycleSupport<Solution_> solverPhaseLifecycleSupport) Used to make AbstractSolver.addPhaseLifecycleListener(PhaseLifecycleListener) work.
void	solvingEnded(DefaultSolverScope<Solution_> solverScope)
void	solvingStarted(DefaultSolverScope<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.phase.Phase

solve

Field Detail

logger

protected final transient org.slf4j.Logger logger

phaseIndex

protected final int phaseIndex

logIndentation

protected final String logIndentation

bestSolutionRecaller

protected final BestSolutionRecaller<Solution_> bestSolutionRecaller

termination

protected final Termination termination

solverPhaseLifecycleSupport

protected PhaseLifecycleSupport<Solution_> solverPhaseLifecycleSupport

Used for AbstractSolver.addPhaseLifecycleListener(PhaseLifecycleListener).

phaseLifecycleSupport

protected PhaseLifecycleSupport<Solution_> phaseLifecycleSupport

Used for addPhaseLifecycleListener(PhaseLifecycleListener).

assertStepScoreFromScratch

protected boolean assertStepScoreFromScratch

assertExpectedStepScore

protected boolean assertExpectedStepScore

assertShadowVariablesAreNotStaleAfterStep

protected boolean assertShadowVariablesAreNotStaleAfterStep

Constructor Detail

AbstractPhase

public AbstractPhase(int phaseIndex,
                     String logIndentation,
                     BestSolutionRecaller<Solution_> bestSolutionRecaller,
                     Termination termination)

Method Detail

getPhaseIndex

public int getPhaseIndex()

getTermination

public Termination getTermination()

setSolverPhaseLifecycleSupport

public void setSolverPhaseLifecycleSupport(PhaseLifecycleSupport<Solution_> solverPhaseLifecycleSupport)

Description copied from interface: Phase

Used to make AbstractSolver.addPhaseLifecycleListener(PhaseLifecycleListener) work.

Specified by:

setSolverPhaseLifecycleSupport in interface Phase<Solution_>

Parameters:

solverPhaseLifecycleSupport - never null

isAssertStepScoreFromScratch

public boolean isAssertStepScoreFromScratch()

setAssertStepScoreFromScratch

public void setAssertStepScoreFromScratch(boolean assertStepScoreFromScratch)

isAssertExpectedStepScore

public boolean isAssertExpectedStepScore()

setAssertExpectedStepScore

public void setAssertExpectedStepScore(boolean assertExpectedStepScore)

isAssertShadowVariablesAreNotStaleAfterStep

public boolean isAssertShadowVariablesAreNotStaleAfterStep()

setAssertShadowVariablesAreNotStaleAfterStep

public void setAssertShadowVariablesAreNotStaleAfterStep(boolean assertShadowVariablesAreNotStaleAfterStep)

getPhaseTypeString

public abstract String getPhaseTypeString()

solvingStarted

public void solvingStarted(DefaultSolverScope<Solution_> solverScope)

Specified by:

solvingStarted in interface SolverLifecycleListener<Solution_>

solvingEnded

public void solvingEnded(DefaultSolverScope<Solution_> solverScope)

Specified by:

solvingEnded 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_>

calculateWorkingStepScore

protected void calculateWorkingStepScore(AbstractStepScope<Solution_> stepScope,
                                         Object completedAction)

predictWorkingStepScore

protected void predictWorkingStepScore(AbstractStepScope<Solution_> stepScope,
                                       Object completedAction)

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_>

addPhaseLifecycleListener

public void addPhaseLifecycleListener(PhaseLifecycleListener<Solution_> phaseLifecycleListener)

Description copied from interface: Phase

Add a PhaseLifecycleListener that is only notified of the phase and the PhaseLifecycleListener.stepStarted(AbstractStepScope) step} starting/ending events from this phase (and the SolverLifecycleListener.solvingStarted(DefaultSolverScope) solving} events too of course).

To get notified for all phases, use AbstractSolver.addPhaseLifecycleListener(PhaseLifecycleListener) instead.

Specified by:

addPhaseLifecycleListener in interface Phase<Solution_>

Parameters:

phaseLifecycleListener - never null

removePhaseLifecycleListener

public void removePhaseLifecycleListener(PhaseLifecycleListener<Solution_> phaseLifecycleListener)

Specified by:

removePhaseLifecycleListener in interface Phase<Solution_>

Parameters:

phaseLifecycleListener - never null

See Also:

Phase.addPhaseLifecycleListener(PhaseLifecycleListener)

assertWorkingSolutionInitialized

protected void assertWorkingSolutionInitialized(AbstractPhaseScope<Solution_> phaseScope)