Package com.espertech.esper.common.internal.epl.pattern.observer

Interface ObserverEventEvaluator

All Known Implementing Classes:
EvalObserverStateNode
public interface ObserverEventEvaluator
For use by EventObserver instances to place an event for processing/evaluation.

  • Method Details

    • observerEvaluateTrue

      void observerEvaluateTrue(MatchedEventMap matchEvent, boolean quitted)
      Indicate an event for evaluation (sub-expression the observer represents has turned true).
      Parameters:
      matchEvent - is the matched events so far
      quitted - whether the observer quit, usually "true" for most observers

    • observerEvaluateFalse

      void observerEvaluateFalse(boolean restartable)
      Indicate that the observer turned permanently false.
      Parameters:
      restartable - true for whether it can restart

    • getContext

      PatternAgentInstanceContext getContext()