public static class UTF8Control extends Control {

        public UTF8Control() {

        }

        public ResourceBundle newBundle(File baseName, Locale locale)
                throws IllegalAccessException, InstantiationException, IOException {
            String bundleName = toBundleName(baseName.getName(), locale);
            String resourceName = toResourceName(bundleName, "properties");
            ResourceBundle bundle = null;
            InputStream stream = new FileInputStream(baseName);
            try {
                // UTF-8.
                bundle = new PropertyResourceBundle(new InputStreamReader(stream, "UTF-8"));
            } finally {
                stream.close();
            }
            return bundle;
        }

    }

CALLED BY:

UTF8Control control = new UTF8Control();
ResourceBundle en = control.newBundle(File, Locale.ENGLISH);