private function _handleDb()
 {
     Database::$dbType = $this->_conf->get('database_type');
     Database::$dbHost = $this->_conf->get('database_host');
     Database::$dbName = $this->_conf->get('database_name');
     Database::$dbUsername = $this->_conf->get('database_username');
     Database::$dbPassword = $this->_conf->get('database_password');
 }