public function isMet()
    {
        $settings = $this->configurationManager->getConfiguration(\Neos\Flow\Configuration\ConfigurationManager::CONFIGURATION_TYPE_SETTINGS, 'Neos.Flow');
        try {
            \Doctrine\DBAL\DriverManager::getConnection($settings['persistence']['backendOptions'])->connect();
        } catch (\PDOException $exception) {
            return false;
        }

        return true;
    }