edu.indiana.iucbrf.maintenance
Class ThresholdBasedAdditionMaintenance

java.lang.Object
  edu.indiana.iucbrf.maintenance.Maintenance
      edu.indiana.iucbrf.maintenance.ThresholdBasedAdditionMaintenance

All Implemented Interfaces:

java.io.Serializable

public class ThresholdBasedAdditionMaintenance
extends Maintenance

See Also:

Serialized Form

Field Summary

protected double	minAllowedDistance
protected ProblemDifferentiator	problemDifferentiator

Fields inherited from class edu.indiana.iucbrf.maintenance.Maintenance

checkRemoveFrequency

Constructor Summary

ThresholdBasedAdditionMaintenance(Domain domain, double minAllowedDistance)
Creates a new instance of ThresholdBasedAdditionMaintenance

Method Summary

void	removeUnneededCases(CaseBase CB, PerformanceMonitor monitor) This method overrides the super version to do nothing.
boolean	shouldAddCase(Case currentCase, SolutionQuality quality, RetrievalResults retrieved, CaseBase CB, PerformanceMonitor monitor) Determine whether or not a case should be added to the case base.
boolean	shouldRemoveCase(Case currentCase, CaseBase CB, PerformanceMonitor monitor) Determine whether or not a case should be removed from the case base.

Methods inherited from class edu.indiana.iucbrf.maintenance.Maintenance

getCheckRemoveFrequency, setCheckRemoveFrequency

Methods inherited from class java.lang.Object

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

Field Detail

minAllowedDistance

protected double minAllowedDistance

problemDifferentiator

protected ProblemDifferentiator problemDifferentiator

Constructor Detail

ThresholdBasedAdditionMaintenance

public ThresholdBasedAdditionMaintenance(Domain domain,
                                         double minAllowedDistance)

Creates a new instance of ThresholdBasedAdditionMaintenance

Method Detail

shouldRemoveCase

public boolean shouldRemoveCase(Case currentCase,
                                CaseBase CB,
                                PerformanceMonitor monitor)

Determine whether or not a case should be removed from the case base.

Specified by:

shouldRemoveCase in class Maintenance

shouldAddCase

public boolean shouldAddCase(Case currentCase,
                             SolutionQuality quality,
                             RetrievalResults retrieved,
                             CaseBase CB,
                             PerformanceMonitor monitor)

Determine whether or not a case should be added to the case base.

Specified by:

shouldAddCase in class Maintenance

removeUnneededCases

public void removeUnneededCases(CaseBase CB,
                                PerformanceMonitor monitor)

This method overrides the super version to do nothing. No cases are ever removed.

Overrides:

removeUnneededCases in class Maintenance

Parameters:

CB - The case base which is scheduled for maintenance.