Root object

public class Root {
    private Map<UUID, Country> country = new HashMap<>();

    @NonNull
    public Map<UUID, Country> getCountry() {
        return this.country;
    }
}

Country Entity

public record Country(UUID id,
                      String name,
                      String shortName,
                      String url,
                      Optional<Integer> matchPlayed,
                      Optional<Integer> win,
                      Optional<Integer> draw,
                      Optional<Integer> lost,
                      Optional<Integer> points) {
}

Repository

@Singleton
public non-sealed class CountryRepository implements ICountryRepository {
private final RootProvider<Root> rootProvider;
public CountryRepository(RootProvider<Root> rootProvider,
                         CountryToResponseMapper countryToResponseMapper,
                         RequestToCountryMapper requestToCountryMapper) {
    this.rootProvider = rootProvider;
    this.countryToResponseMapper = countryToResponseMapper;
    this.requestToCountryMapper = requestToCountryMapper;
}

@Override
public Optional<CountryResponse> patch(UUID id, CountryRequest request) {
    Country country = rootProvider.root().getCountry().get(id);
    if (country == null)
        throw new RuntimeException(Constants.NO_Record_Found);
    var updateCountry = updateCountry(country,request);
    return Optional.of(this.countryToResponseMapper.apply(updateCountry));
}


@StoreReturn
protected Country updateCountry(Country country, CountryRequest request) {
    return this.requestToCountryMapper.apply(request, country);
}
}

RequestToCountryMapper

@Singleton
public record RequestToCountryMapper() implements BiFunction<CountryRequest,Country, Country> {
    @Override
    public Country apply(CountryRequest countryRequest, Country country) {
        return new Country(country.id(),
                countryRequest.name(),
                countryRequest.shortName(),
                countryRequest.url(),
                countryRequest.matchPlayed(),
                countryRequest.win(),
                countryRequest.draw(),
                countryRequest.lost(),
                countryRequest.points());
    }
}

The updated value Belgium is changed to Belgiumm

When I do a get request again, the old value is trigger. The update didn’t happen