code: @Override
    public final void initialize(final Tin pconstraintAnnotation) {
      message = pconstraintAnnotation.message();
      fieldCountryCode = pconstraintAnnotation.fieldCountryCode();
      allowLowerCaseCountryCode = pconstraintAnnotation.allowLowerCaseCountryCode();
      fieldTin = pconstraintAnnotation.fieldTin();
    }
docs: {@inheritDoc} initialize the validator.
  
  @see javax.validation.ConstraintValidator#initialize(java.lang.annotation.Annotation)