Neos\Flow\Property\TypeConverter\PersistentObjectConverter::fetchObjectFromPersistence PHP Метод

    protected function fetchObjectFromPersistence($identity, $targetType)
    {
        if (is_string($identity)) {
            $object = $this->persistenceManager->getObjectByIdentifier($identity, $targetType);
        } elseif (is_array($identity)) {
            $object = $this->findObjectByIdentityProperties($identity, $targetType);
        } else {
            throw new InvalidSourceException(sprintf('The identity property is neither a string nor an array but of type "%s".', gettype($identity)), 1297931020);
        }
        return $object;
    }