# Package org.optaplanner.core.impl.domain.lookup

- Interface Summary
  Interface | Description
  --- | ---
  LookUpStrategy |

- Class Summary
  Class | Description
  --- | ---
  ClassAndPlanningIdComparator |
  EqualsLookUpStrategy |
  ImmutableLookUpStrategy |
  LookUpManager |
  LookUpStrategyResolver | This class is thread-safe.
  NoneLookUpStrategy |
  PlanningIdLookUpStrategy |

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