org.drools.planner.api.domain.variable
Annotation Type PlanningVariable

@Target(value=METHOD)
@Retention(value=RUNTIME)
public @interface PlanningVariable

Specifies that a bean property should be optimized by Drools Planner.

It is specified on a getter of a java bean property of a class with the PlanningEntity annotation.

Optional Element Summary

Class<? extends Comparator>	strengthComparatorClass Allows a collection of planning values for this variable to be sorted by strength.
Class<? extends PlanningValueStrengthWeightFactory>	strengthWeightFactoryClass Allows a collection of planning values for this variable to be sorted by strength.

strengthComparatorClass

public abstract Class<? extends Comparator> strengthComparatorClass

Allows a collection of planning values for this variable to be sorted by strength.

Do not use together with strengthWeightFactoryClass().

Returns:

PlanningVariable.NullStrengthComparator when it is null (workaround for annotation limitation)

Default:

org.drools.planner.api.domain.variable.PlanningVariable.NullStrengthComparator.class

strengthWeightFactoryClass

public abstract Class<? extends PlanningValueStrengthWeightFactory> strengthWeightFactoryClass

Allows a collection of planning values for this variable to be sorted by strength.

Do not use together with strengthComparatorClass().

Returns:

PlanningVariable.NullStrengthWeightFactory when it is null (workaround for annotation limitation)

See Also:

PlanningValueStrengthWeightFactory

Default:

org.drools.planner.api.domain.variable.PlanningVariable.NullStrengthWeightFactory.class