OptaPlanner core 6.0.0.CR2

org.optaplanner.core.impl.localsearch.decider.acceptor.simulatedannealing
Class SimulatedAnnealingAcceptor

java.lang.Object
  extended by org.optaplanner.core.impl.solver.event.SolverLifecycleListenerAdapter
      extended by org.optaplanner.core.impl.localsearch.event.LocalSearchSolverPhaseLifecycleListenerAdapter
          extended by org.optaplanner.core.impl.localsearch.decider.acceptor.AbstractAcceptor
              extended by org.optaplanner.core.impl.localsearch.decider.acceptor.simulatedannealing.SimulatedAnnealingAcceptor
All Implemented Interfaces:
EventListener, Acceptor, LocalSearchSolverPhaseLifecycleListener, SolverLifecycleListener

public class SimulatedAnnealingAcceptor
extends AbstractAcceptor

The time gradient implementation of simulated annealing.


Field Summary
protected  int levelsLength
           
protected  Score startingTemperature
           
protected  double[] startingTemperatureLevels
           
protected  double[] temperatureLevels
           
protected  double temperatureMinimum
           
 
Fields inherited from class org.optaplanner.core.impl.localsearch.decider.acceptor.AbstractAcceptor
logger
 
Constructor Summary
SimulatedAnnealingAcceptor()
           
 
Method Summary
 boolean isAccepted(LocalSearchMoveScope moveScope)
           
 void phaseEnded(LocalSearchSolverPhaseScope phaseScope)
           
 void phaseStarted(LocalSearchSolverPhaseScope phaseScope)
           
 void setStartingTemperature(Score startingTemperature)
           
 void stepEnded(LocalSearchStepScope stepScope)
           
 
Methods inherited from class org.optaplanner.core.impl.localsearch.event.LocalSearchSolverPhaseLifecycleListenerAdapter
stepStarted
 
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.LocalSearchSolverPhaseLifecycleListener
stepStarted
 
Methods inherited from interface org.optaplanner.core.impl.solver.event.SolverLifecycleListener
solvingEnded, solvingStarted
 

Field Detail

startingTemperature

protected Score startingTemperature

levelsLength

protected int levelsLength

startingTemperatureLevels

protected double[] startingTemperatureLevels

temperatureLevels

protected double[] temperatureLevels

temperatureMinimum

protected double temperatureMinimum
Constructor Detail

SimulatedAnnealingAcceptor

public SimulatedAnnealingAcceptor()
Method Detail

setStartingTemperature

public void setStartingTemperature(Score startingTemperature)

phaseStarted

public void phaseStarted(LocalSearchSolverPhaseScope phaseScope)
Specified by:
phaseStarted in interface LocalSearchSolverPhaseLifecycleListener
Overrides:
phaseStarted in class LocalSearchSolverPhaseLifecycleListenerAdapter

phaseEnded

public void phaseEnded(LocalSearchSolverPhaseScope phaseScope)
Specified by:
phaseEnded in interface LocalSearchSolverPhaseLifecycleListener
Overrides:
phaseEnded in class LocalSearchSolverPhaseLifecycleListenerAdapter

isAccepted

public boolean isAccepted(LocalSearchMoveScope moveScope)
Parameters:
moveScope - not null
Returns:
true if accepted

stepEnded

public void stepEnded(LocalSearchStepScope stepScope)
Specified by:
stepEnded in interface LocalSearchSolverPhaseLifecycleListener
Overrides:
stepEnded in class LocalSearchSolverPhaseLifecycleListenerAdapter

OptaPlanner core 6.0.0.CR2

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