@Override
    public List<String> dir(String directoryName) throws RemoteException
    {
        Logger.getInstance().command(SERVICE_NAME, "DIR", directoryName);

        if (!directoryName.endsWith(DIRECTORY_POSTFIX)) {
            directoryName.concat(DIRECTORY_POSTFIX);
        }

        return Arrays.asList(
                new String (
                        extentConnector.get(directoryName)
                ).split("\n")
        );
    }