# Hierarchy For Package org.optaplanner.core.impl.phase

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.optaplanner.core.impl.phase.AbstractPhase<Solution_> (implements org.optaplanner.core.impl.phase.Phase<Solution_>)
    - org.optaplanner.core.impl.phase.NoChangePhase<Solution_>

## Interface Hierarchy

- java.util.EventListener
  - org.optaplanner.core.impl.solver.event.SolverLifecycleListener<Solution_>
    - org.optaplanner.core.impl.phase.event.PhaseLifecycleListener<Solution_>
      - org.optaplanner.core.impl.phase.Phase<Solution_>