protected void setup(VaadinRequest request) {
final NativeSelect localeSelect = new NativeSelect("UI locale");
localeSelect.setImmediate(true);
localeSelect.addItem(new Locale("en", "US"));
localeSelect.addItem(new Locale("fi", "FI"));
localeSelect.addItem(Locale.GERMANY);
localeSelect.addValueChangeListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
setLocale((Locale) localeSelect.getValue());