OrderList

@Named
@RequestScoped
public class OrderListView {

    @Inject
    private CountryService service;

    private List<String> cities;
    private List<Country> countries;

    @PostConstruct
    public void init() {
        //Cities
        cities = new ArrayList<>();
        cities.add("San Francisco");
        cities.add("London");
        cities.add("Paris");
        cities.add("Istanbul");
        cities.add("Berlin");
        cities.add("Barcelona");
        cities.add("Rome");

        //Countrys
        countries = service.getCountries().subList(0, 10);
    }

    public CountryService getService() {
        return service;
    }

    public void setService(CountryService service) {
        this.service = service;
    }

    public List<String> getCities() {
        return cities;
    }

    public void setCities(List<String> cities) {
        this.cities = cities;
    }

    public List<Country> getCountries() {
        return countries;
    }

    public void setCountries(List<Country> countries) {
        this.countries = countries;
    }

    public void onSelect(SelectEvent<Country> event) {
        FacesContext context = FacesContext.getCurrentInstance();
        context.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_INFO, "Item Selected", event.getObject().getName()));
    }

    public void onUnselect(UnselectEvent<Country> event) {
        FacesContext context = FacesContext.getCurrentInstance();
        context.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_INFO, "Item Unselected", event.getObject().getName()));
    }

    public void onReorder() {
        FacesContext context = FacesContext.getCurrentInstance();
        context.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_INFO, "List Reordered", null));
    }
}

@Named
@ApplicationScoped
public class CountryService {

    private List<Country> countries;
    private Map<Integer, Country> countriesAsMap;
    private List<Country> locales;
    private Map<Integer, Country> localesAsMap;

    @PostConstruct
    public void init() {
        countries = new ArrayList<>();
        locales = new ArrayList<>();

        String[] isoCodes = Locale.getISOCountries();

        for (int i = 0; i < isoCodes.length; i++) {
            Locale locale = new Locale("", isoCodes[i]);
            countries.add(new Country(i, locale));
        }

        Collections.sort(countries, (Country c1, Country c2) -> c1.getName().compareTo(c2.getName()));

        int i = 0;
        locales.add(new Country(i++, Locale.US));
        locales.add(new Country(i++, Locale.FRANCE));
        locales.add(new Country(i++, Locale.GERMANY));
        locales.add(new Country(i++, Locale.ITALY));
        locales.add(new Country(i++, Locale.KOREA));
        locales.add(new Country(i++, new Locale("es", "ES")));
        locales.add(new Country(i++, new Locale("ca", "ES")));
        locales.add(new Country(i++, new Locale("nl", "NL")));
        locales.add(new Country(i++, new Locale("pt", "BR")));
        locales.add(new Country(i++, new Locale("pt", "PT")));
        locales.add(new Country(i++, new Locale("ar", "SA"), true));
        locales.add(new Country(i++, new Locale("cs", "CZ")));
        locales.add(new Country(i++, new Locale("el", "GR")));
        locales.add(new Country(i++, new Locale("fa", "IR"), true));
        locales.add(new Country(i++, new Locale("hi", "IN")));
        locales.add(new Country(i++, new Locale("in", "ID")));
        locales.add(new Country(i++, new Locale("hr", "HR")));
        locales.add(new Country(i++, new Locale("hu", "HU")));
        locales.add(new Country(i++, new Locale("iw", "IL"), true));
        locales.add(new Country(i++, new Locale("ka", "GE")));
        locales.add(new Country(i++, new Locale("lt", "LT")));
        locales.add(new Country(i++, new Locale("lv", "LV")));
        locales.add(new Country(i++, new Locale("no", "NO")));
        locales.add(new Country(i++, new Locale("pl", "PL")));
        locales.add(new Country(i++, new Locale("ro", "RO")));
        locales.add(new Country(i++, new Locale("ru", "RU")));
        locales.add(new Country(i++, new Locale("sk", "SK")));
        locales.add(new Country(i++, new Locale("sl", "SI")));
        locales.add(new Country(i++, new Locale("sr", "RS")));
        locales.add(new Country(i++, new Locale("sv", "SE")));
        locales.add(new Country(i++, new Locale("tr", "TR")));
        locales.add(new Country(i++, new Locale("uk", "UA")));
        locales.add(new Country(i++, new Locale("vi", "VN")));
        locales.add(new Country(i++, Locale.SIMPLIFIED_CHINESE));
        locales.add(new Country(i++, Locale.TRADITIONAL_CHINESE));
    }

    public List<Country> getCountries() {
        return new ArrayList<>(countries);
    }

    public Map<Integer, Country> getCountriesAsMap() {
        if (countriesAsMap == null) {
            countriesAsMap = getCountries().stream().collect(Collectors.toMap(Country::getId, country -> country));
        }
        return countriesAsMap;
    }

    public List<Country> getLocales() {
        return new ArrayList<>(locales);
    }

    public Map<Integer, Country> getLocalesAsMap() {
        if (localesAsMap == null) {
            localesAsMap = getLocales().stream().collect(Collectors.toMap(Country::getId, country -> country));
        }
        return localesAsMap;
    }
}