# Hierarchy For Package org.optaplanner.core.api.domain.entity

Package Hierarchies:

- All Packages

## Interface Hierarchy

- java.util.Comparator<T>
  - org.optaplanner.core.api.domain.entity.PlanningEntity.NullDifficultyComparator
- org.optaplanner.core.api.domain.entity.PinningFilter<Solution_,​Entity_>
  - org.optaplanner.core.api.domain.entity.PlanningEntity.NullPinningFilter
- org.optaplanner.core.impl.heuristic.selector.common.decorator.SelectionSorterWeightFactory<Solution_,​T>
  - org.optaplanner.core.api.domain.entity.PlanningEntity.NullDifficultyWeightFactory

## Annotation Type Hierarchy

- org.optaplanner.core.api.domain.entity.PlanningEntity (implements java.lang.annotation.Annotation)
- org.optaplanner.core.api.domain.entity.PlanningPin (implements java.lang.annotation.Annotation)