Sulu\Bundle\MediaBundle\Media\Manager\MediaManager::increaseDownloadCounter PHP Method

    public function increaseDownloadCounter($fileVersionId)
    {
        $query = $this->em->createQueryBuilder()->update('SuluMediaBundle:FileVersion', 'fV')->set('fV.downloadCounter', 'fV.downloadCounter + 1')->where('fV.id = :id')->setParameter('id', $fileVersionId)->getQuery();
        $query->execute();
    }