Github user chtyim commented on a diff in the pull request:
https://github.com/apache/twill/pull/16#discussion_r94914909
--- Diff:
twill-core/src/main/java/org/apache/twill/kafka/client/KafkaConsumer.java ---
@@ -33,14 +33,16 @@
/**
* Invoked when new messages is available.
+ * @param startOffset Offset of the first {@link FetchedMessage} in
the iterator of new messages.
--- End diff --
Not exactly. E.g. let say the offset submitted to Kafka for fetching is
"0", but the message with offset "0" is already gone, so the actual first
message fetched is having a larger offset.
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