Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/7235#discussion_r33912859
--- Diff:
external/kafka/src/main/scala/org/apache/spark/streaming/kafka/KafkaUtils.scala
---
@@ -403,12 +405,19 @@ object KafkaUtils {
topicPartitions <- kc.getPartitions(topics).right
leaderOffsets <- (if (reset == Some("smallest")) {
kc.getEarliestLeaderOffsets(topicPartitions)
- } else {
+ } else if (reset == Some("largest")){
kc.getLatestLeaderOffsets(topicPartitions)
+ } else {
+ val offsets =
+ kc.getConsumerOffsets(kafkaParams.getOrElse("group.id", ""),
topicPartitions.seq)
+ if(offsets.isLeft) kc.getLatestLeaderOffsets(topicPartitions)
+ else offsets
}).right
} yield {
- val fromOffsets = leaderOffsets.map { case (tp, lo) =>
- (tp, lo.offset)
+ val fromOffsets = leaderOffsets.map {
+ case (tp, LeaderOffset(_, _, lo)) => (tp, lo)
+ case (tp, lo: Long) => (tp, lo)
+ case _ => throw new SparkException ("get error leader offsets ")
--- End diff --
This is not a useful exception
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