    public boolean isValid(Object value, ConstraintValidatorContext context) {
      if (value != null && StringUtils.isNotEmpty(String.valueOf(value))) {
        return true;
      }
      String errorMessage = String.format("Expected not empty value, got '%s'", value);
      LOG.warn(errorMessage);

      context.buildConstraintViolationWithTemplate(errorMessage).addConstraintViolation();
      return false;
    }
The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.