docs: protected void doEmit(Event event, Scope<? super Address> scope) {
  		assert scope != null;
  		assert event != null;
  		final UniqueAddressParticipantRepository<Address> particips = getParticipantInternalDataStructure();
  		final SynchronizedCollection<EventListener> listeners = particips.getListeners();
  		synchronized (listeners.mutex()) {
  			for (final EventListener listener : listeners) {
  				final Address adr = getAddress(listener);
  				if (scope.matches(adr)) {
  					this.executorService.submit(new AsyncRunner(listener, event));
  				}
  			}
  		}
  	}