# org.optaplanner.core.api.domain.variable

## Interfaces

- CustomShadowVariable.NullVariableListener
- PlanningVariable.NullReinitializeVariableEntityFilter
- PlanningVariable.NullStrengthComparator
- PlanningVariable.NullStrengthWeightFactory
- PlanningVariableReference.NullEntityClass
- VariableListener

## Enums

- PlanningVariableGraphType

## Annotation Types

- AnchorShadowVariable
- CustomShadowVariable
- InverseRelationShadowVariable
- PlanningVariable
- PlanningVariableReference