Doctrine event listener

SearchListener.php

    public function getSubscribedEvents()
    {
        return array(Events::postPersist);
    }

    public function postPersist(LifecycleEventArgs $args)
    {
        $em = $args->getEntityManager();
        $uow = $em->getUnitOfWork();

        foreach ($uow->getScheduledEntityInsertions() as $entity) {
            if ($entity instanceof Searchable) {
                //echo $entity->getModel();
                $data = $entity->getDataForSearch();

                // always add id to data
                var_dump($uow->getEntityIdentifier($entity));

                var_dump($data);

                exit;
            }
        }
    }