Github user aljoscha commented on the pull request:
https://github.com/apache/flink/pull/305#issuecomment-69897397
The reason I don't like option 2 is that it introduces knowledge about Kryo
at the ExecutionEnvironment while it is right now agnostic of types and
serialisers.
---
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.
---
