docs: @Override
      public ValidationResult validate(Object value) {
          ValidationResult result = super.validate(value);
          if (result instanceof ValidationResult.ValidationPassed) {
              final String sValue = (String)value;
              if (sValue.length() < minLength || sValue.length() > maxLength) {
                  result = new ValidationResult.ValidationFailed("Value is not between " + minLength + " and " + maxLength + " in length!");
              }
          }
          return result;
      }