Bluz\Db\Db::checkConnect PHP Method

    private function checkConnect()
    {
        if (empty($this->connect['type']) or empty($this->connect['host']) or empty($this->connect['name']) or empty($this->connect['user'])) {
            throw new ConfigurationException("Database adapter is not configured.\n                Please check 'db' configuration section: required type, host, db name and user");
        }
    }