Iterator<Subscriber> getSubscribers(Object event) {
    ImmutableSet<Class<?>> eventTypes = flattenHierarchy(event.getClass());

    List<Iterator<Subscriber>> subscriberIterators =
        Lists.newArrayListWithCapacity(eventTypes.size());

    for (Class<?> eventType : eventTypes) {
      CopyOnWriteArraySet<Subscriber> eventSubscribers = subscribers.get(eventType);
      if (eventSubscribers != null) {
        // eager no-copy snapshot
        subscriberIterators.add(eventSubscribers.iterator());
      }
    }

    return Iterators.concat(subscriberIterators.iterator());
  }
Iterator<Subscriber> getSubscribers(Object event) {
    ImmutableSet<Class<?>> eventTypes = flattenHierarchy(event.getClass());

    List<Iterator<Subscriber>> subscriberIterators =
        Lists.newArrayListWithCapacity(eventTypes.size());

    for (Class<?> eventType : eventTypes) {
      CopyOnWriteArraySet<Subscriber> eventSubscribers = subscribers.get(eventType);
      if (eventSubscribers != null) {
        
        subscriberIterators.add(eventSubscribers.iterator());
      }
    }

    return Iterators.concat(subscriberIterators.iterator());
  }
Iterator < Subscriber > getSubscribers ( Object event ) { ImmutableSet < Class < ? > > eventTypes = flattenHierarchy ( event . getClass ( ) ) ; List < Iterator < Subscriber > > subscriberIterators = Lists . newArrayListWithCapacity ( eventTypes . size ( ) ) ; for ( Class < ? > eventType : eventTypes ) { CopyOnWriteArraySet < Subscriber > eventSubscribers = subscribers . get ( eventType ) ; if ( eventSubscribers != null ) { // eager no-copy snapshot subscriberIterators . add ( eventSubscribers . iterator ( ) ) ; } } return Iterators . concat ( subscriberIterators . iterator ( ) ) ; }
Gets an iterator representing an immutable snapshot of all subscribers to the given event at
the time this method is called.
Gets an iterator representing an immutable snapshot of all subscribers to the given event at the time this method is called .