# Uses of Package
org.optaplanner.core.api.solver.event

- Packages that use org.optaplanner.core.api.solver.event
  Package | Description
  --- | ---
  org.optaplanner.core.api.solver | `Solver`, `SolverFactory`, ...
  org.optaplanner.core.api.solver.event | Event listeners for `Solver`.
  org.optaplanner.core.impl.solver |

- Classes in org.optaplanner.core.api.solver.event used by org.optaplanner.core.api.solver
  Class | Description
  --- | ---
  SolverEventListener |

- Classes in org.optaplanner.core.api.solver.event used by org.optaplanner.core.api.solver.event
  Class | Description
  --- | ---
  BestSolutionChangedEvent | Delivered when the `best solution` changes during solving.

- Classes in org.optaplanner.core.api.solver.event used by org.optaplanner.core.impl.solver
  Class | Description
  --- | ---
  SolverEventListener |