protected function loadOrmCacheDrivers(array $entityManager, ContainerBuilder $container)
    {
        $this->loadCacheDriver('metadata_cache', $entityManager['name'], $entityManager['metadata_cache_driver'], $container);
        $this->loadCacheDriver('result_cache', $entityManager['name'], $entityManager['result_cache_driver'], $container);
        $this->loadCacheDriver('query_cache', $entityManager['name'], $entityManager['query_cache_driver'], $container);
    }