code: public void notifyObserversOfRequestAggregated(CachedSpiceRequest<?> request, Set<RequestListener<?>> requestListeners) {
          RequestProcessingContext requestProcessingContext = new RequestProcessingContext();
          requestProcessingContext.setExecutionThread(Thread.currentThread());
          requestProcessingContext.setRequestListeners(requestListeners);
          post(new RequestAggregatedNotifier(request, spiceServiceListenerList, requestProcessingContext));
      }
docs: Inform the observers of a request. The observers can optionally observe
  the new request if required.
  @param request the request that has been aggregated.