private void onCatalogItemsByPopularityError(GetCatalogPopularOperation operation, HttpResponse response)
 {
     CatalogServiceEvents.CatalogItemsByPopularityErrorEvent evt = new CatalogServiceEvents.CatalogItemsByPopularityErrorEvent(response);
     Service.Get <EventDispatcher>().DispatchEvent(evt);
 }
 private bool onCatalogItemsByPopularityErrorEvent(CatalogServiceEvents.CatalogItemsByPopularityErrorEvent evt)
 {
     OnRetreiveItemsError();
     return(false);
 }