class ServerSettingsWrapper {

    public final void saveSettings() {
        try {
            FileOutputStream out = new FileOutputStream(propFile);
            properties.store(out, null);
            out.close();
        } catch (IOException ex) {
            System.err.println("Unable to save settings file. Old values will be used on next start");
            ex.printStackTrace();
        }
    }

    public  ServerSettingsWrapper(File propFile);

}