private List<Notification> notificationsFrom(List<StoredEvent> aStoredEvents) {
List<Notification> notifications =
new ArrayList<Notification>(aStoredEvents.size());
for (StoredEvent storedEvent : aStoredEvents) {
DomainEvent domainEvent = storedEvent.toDomainEvent();
Notification notification =
new Notification(storedEvent.eventId(), domainEvent);
notifications.add(notification);