We discussed offline with @hachikuji and decided that it would be better if `LeaderEpochCache#latestEpoch()` would return an `Option[Int]`, rather than a sentinel value of -1 for an undefined epoch. I didn't completely remove the `UNDEFINED_EPOCH` notion throughout the code but nevertheless changed the method signature
[ Full content available at: https://github.com/apache/kafka/pull/5320 ] This message was relayed via gitbox.apache.org for [email protected]
