Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/15820#discussion_r88136863
--- Diff:
external/kafka-0-10-sql/src/main/scala/org/apache/spark/sql/kafka010/CachedKafkaConsumer.scala
---
@@ -83,6 +86,139 @@ private[kafka010] case class CachedKafkaConsumer
private(
record
}
+ /**
+ * Get the record at the `offset`. If it doesn't exist, try to get the
earliest record in
+ * `[offset, untilOffset)`.
+ */
+ def getAndIgnoreLostData(
+ offset: Long,
+ untilOffset: Long,
+ pollTimeoutMs: Long): ConsumerRecord[Array[Byte], Array[Byte]] = {
+ // scalastyle:off
+ // When `failOnDataLoss` is `false`, we need to handle the following
cases (note: untilOffset and latestOffset are exclusive):
--- End diff --
Okay i can guess that you used beginningOffset because of
consumer.seekToBeginning. But then we should be consistent with seekToEnd as
well by calling latest offset as endOffset. Rather, lets be consistent with
more well known names "earliest" and "latest".
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