# Package org.jbpm.process.core.event

- Interface Summary
  Interface | Description
  --- | ---
  CorrelationExpressionEvaluator |
  EventFilter |
  EventTransformer |

- Class Summary
  Class | Description
  --- | ---
  BroadcastEventTypeFilter | This variant of the `EventTypeFilter` can be used with structures such as Escalations, for which Intermediate (Catching) Events can be triggered by both
  EventTransformerImpl |
  EventTypeFilter |
  MVELMessageExpressionEvaluator |
  NonAcceptingEventTypeFilter |