public function getChunk($size = 1, $documentType = null, $shopId = null)
    {
        if ($size === 0) {
            return null;
        }

        return $this->storageManager->getNextRecords($size, $documentType, $shopId);
    }
public function getChunk($size = 1, $documentType = null, $shopId = null)
    {
        if ($size === 0) {
            return null;
        }

        return $this->storageManager->getNextRecords($size, $documentType, $shopId);
    }
{@inheritdoc}