How to use

withDynamicPayload

method

in

org.hibernate.validator.constraintvalidation.HibernateConstraintValidatorContext

  default boolean reportValidationStatus(final Object validationResult, final ConstraintValidatorContext constraintValidatorContext) {
    if(validationSuccessful(validationResult)) {
      return true;
    }
    constraintValidatorContext
      .unwrap(HibernateConstraintValidatorContext.class)
      .withDynamicPayload(validationResult);
    return false;
  }
}

  default boolean reportValidationStatus(final Object validationResult, final ConstraintValidatorContext constraintValidatorContext) {
    if(validationSuccessful(validationResult)) {
      return true;
    }
    constraintValidatorContext
      .unwrap(HibernateConstraintValidatorContext.class)
      .withDynamicPayload(validationResult);
    return false;
  }
}

  default boolean reportValidationStatus(final Object validationResult, final ConstraintValidatorContext constraintValidatorContext) {
    if(validationSuccessful(validationResult)) {
      return true;
    }
    constraintValidatorContext
      .unwrap(HibernateConstraintValidatorContext.class)
      .withDynamicPayload(validationResult);
    return false;
  }
}

/**
 * @param collection the collection to validate
 * @param constraintValidatorContext context in which the constraint is evaluated
 *
 * @return true if the input collection is null or does not contain duplicate elements
 */
@Override
public boolean isValid(Collection collection, ConstraintValidatorContext constraintValidatorContext) {
  if ( collection == null || collection.size() < 2 ) {
    return true;
  }
  List<Object> duplicates = findDuplicates( collection );
  if ( duplicates.isEmpty() ) {
    return true;
  }
  if ( constraintValidatorContext instanceof HibernateConstraintValidatorContext ) {
    constraintValidatorContext.unwrap( HibernateConstraintValidatorContext.class )
        .addMessageParameter( "duplicates", duplicates.stream().map( String::valueOf ).collect( Collectors.joining( ", " ) ) )
        .withDynamicPayload( CollectionHelper.toImmutableList( duplicates ) );
  }
  return false;
}