# Hierarchy For Package org.optaplanner.core.impl.domain.variable.inverserelation

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.optaplanner.core.impl.domain.variable.inverserelation.CollectionInverseVariableDemand<Solution_> (implements org.optaplanner.core.impl.domain.variable.supply.Demand<Solution_,​Supply_>)
  - org.optaplanner.core.impl.domain.variable.inverserelation.CollectionInverseVariableListener<Solution_> (implements org.optaplanner.core.impl.domain.variable.inverserelation.CollectionInverseVariableSupply, org.optaplanner.core.api.domain.variable.VariableListener<Solution_,​Entity_>)
  - org.optaplanner.core.impl.domain.variable.inverserelation.ExternalizedCollectionInverseVariableSupply<Solution_> (implements org.optaplanner.core.impl.domain.variable.inverserelation.CollectionInverseVariableSupply, org.optaplanner.core.impl.domain.variable.listener.SourcedVariableListener<Solution_,​Entity_>)
  - org.optaplanner.core.impl.domain.variable.inverserelation.ExternalizedSingletonInverseVariableSupply<Solution_> (implements org.optaplanner.core.impl.domain.variable.inverserelation.SingletonInverseVariableSupply, org.optaplanner.core.impl.domain.variable.listener.SourcedVariableListener<Solution_,​Entity_>)
  - org.optaplanner.core.impl.domain.variable.inverserelation.SingletonInverseVariableDemand<Solution_> (implements org.optaplanner.core.impl.domain.variable.supply.Demand<Solution_,​Supply_>)
  - org.optaplanner.core.impl.domain.variable.inverserelation.SingletonInverseVariableListener<Solution_> (implements org.optaplanner.core.impl.domain.variable.inverserelation.SingletonInverseVariableSupply, org.optaplanner.core.api.domain.variable.VariableListener<Solution_,​Entity_>)
  - org.optaplanner.core.impl.domain.variable.descriptor.VariableDescriptor<Solution_>
    - org.optaplanner.core.impl.domain.variable.descriptor.ShadowVariableDescriptor<Solution_>
      - org.optaplanner.core.impl.domain.variable.inverserelation.InverseRelationShadowVariableDescriptor<Solution_>

## Interface Hierarchy

- org.optaplanner.core.impl.domain.variable.supply.Supply
  - org.optaplanner.core.impl.domain.variable.inverserelation.CollectionInverseVariableSupply
  - org.optaplanner.core.impl.domain.variable.inverserelation.SingletonInverseVariableSupply