Jackalope\Transport\DoctrineDBAL\CachedClient::getNamespaces PHP Method

    public function getNamespaces()
    {
        if ($this->namespaces instanceof \ArrayObject) {
            return parent::getNamespaces();
        }
        $cacheKey = 'namespaces';
        $cacheKey = $this->sanitizeKey($cacheKey);
        $result = $this->caches['meta']->fetch($cacheKey);
        if ($result) {
            $this->setNamespaces($result);
        } else {
            $result = parent::getNamespaces();
            $this->caches['meta']->save($cacheKey, $result);
        }
        return $result;
    }