@Override
    public int hashCode() {
        int result = id != null ? id.hashCode() : 0;
        result = 31 * result + (UUID != null ? UUID.hashCode() : 0);
        result = 31 * result + (name != null ? name.hashCode() : 0);
        result = 31 * result + (links != null ? links.hashCode() : 0);
        return result;
    }