Github user fhueske commented on the issue:
https://github.com/apache/flink/pull/3040
Yes, it would be good if all user-defined functions have annotations. For
UDFs without generated code, that should be quite simple and might even be
added as a class annotation.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
