TableFormBuilder formBuilder = new TableFormBuilder(bf);
formBuilder.row();
Map<String, Object> countryContext = new HashMap<String, Object>();
countryContext.put(ListSelectionDialogBinder.SELECTABLE_ITEMS_HOLDER_KEY, new ValueHolder(countries));
countryContext.put(ListSelectionDialogBinder.LABEL_PROVIDER_KEY, new LabelProvider() {
public String getLabel(Object item) {
Country country = (Country) item;
return country == null ? "" : country.getName();
}
});