public function getListDbConn($path = null) {
		if (empty($path)) {
			$path = APP;
		}

		$configFile = $path . 'Config' . DS . 'database.php';
		$connections = [];
		if (file_exists($configFile)) {
			$connections = array_keys(ConnectionManager::enumConnectionObjects());
		}

		return $connections;
	}