public void enqueue(Subscription subscription, Object event) {
        PendingPost pendingPost = PendingPost.obtainPendingPost(subscription, event);
        queue.enqueue(pendingPost);
        eventBus.getExecutorService().execute(this);
    }
Posts events in background.

@author Markus
EventBus/src/org/greenrobot/eventbus/AsyncPoster.java