Doctrine\ORM\EntityManager::createQuery PHP Method

    public function createQuery($dql = "")
    {
        $query = new Query($this);
        if ( ! empty($dql)) {
            $query->setDql($dql);
        }
        return $query;
    }

    /**
     * Loads a locale.
     *
     * @param mixed $resource A resource
     * @param string $locale A locale
     * @param string $domain The domain
     *
     * @return MessageCatalogue A MessageCatalogue instance
     *
     * @throws NotFoundResourceException when the resource cannot be found
     * @throws InvalidResourceException  when the resource cannot be loaded
     */
    public function load($resource, $locale, $domain = 'messages')
    {
        if ($this->loadAll !== true) {
            return new MessageCatalogue($locale);
        }
        $dql = <<<'DQL'
                SELECT
                  t
                FROM
                  MjrLibraryEntitiesBundle:System\Translation t
              WHERE
                  t.Locale = :locale
              ORDER BY t.Id ASC
DQL;
        $query = $this->entityManager->createQuery($dql);
        $query->setParameter(':locale', $locale);
        /** @var Translation[] $results */
        $results = $query->getResult();
        $catalogue = new MessageCatalogue($locale);
        if (count($results) > 0) {
            foreach ($results as $result) {
                $catalogue->set($result->getIdentity(), $result->getTranslation(), $domain);
            }
        }
        return $catalogue;
    }