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

Event listeners for `Solver`.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  SolverEventListener<Solution_> |

- Class Summary
  Class | Description
  --- | ---
  BestSolutionChangedEvent<Solution_> | Delivered when the `best solution` changes during solving.

## Package org.optaplanner.core.api.solver.event Description

Event listeners for `Solver`.

Copyright © 2006–2021 JBoss by Red Hat. All rights reserved.