@SuppressWarnings("Duplicates")
 @Nullable
 @Override
 public EmailAddress commitValue() throws MIWTException {
   EmailAddress result = super.commitValue();
   if (result != null) {
     if (!_config.getIncludedFields().contains(EmailAddressField.category))
       result.setCategory(_config.getDefaultContactDataCategory());
     if (StringFactory.isEmptyString(result.getEmail())) result = null;
   }
   return result;
 }
 @SuppressWarnings("Duplicates")
 @Nullable
 @Override
 public EmailAddress getUIValue(Level logErrorLevel) {
   EmailAddress result = super.getUIValue(logErrorLevel);
   if (result != null) {
     if (!_config.getIncludedFields().contains(EmailAddressField.category))
       result.setCategory(_config.getDefaultContactDataCategory());
     if (StringFactory.isEmptyString(result.getEmail())) result = null;
   }
   return result;
 }