HeartSaVioR commented on a change in pull request #23747:
[SPARK-26848][SQL][SS] Introduce new option to Kafka source: offset by
timestamp (starting/ending)
URL: https://github.com/apache/spark/pull/23747#discussion_r324863950
##########
File path:
external/kafka-0-10-sql/src/main/scala/org/apache/spark/sql/kafka010/KafkaOffsetReader.scala
##########
@@ -161,23 +166,83 @@ private[kafka010] class KafkaOffsetReader(
def fetchSpecificOffsets(
partitionOffsets: Map[TopicPartition, Long],
reportDataLoss: String => Unit): KafkaSourceOffset = {
- val fetched = runUninterruptibly {
- withRetriesWithoutInterrupt {
- // Poll to get the latest assigned partitions
- consumer.poll(0)
- val partitions = consumer.assignment()
+ val fnAssertParametersWithPartitions: ju.Set[TopicPartition] => Unit = {
partitions =>
+ assert(partitions.asScala == partitionOffsets.keySet,
+ "If startingOffsets contains specific offsets, you must specify all
TopicPartitions.\n" +
+ "Use -1 for latest, -2 for earliest, if you don't care.\n" +
Review comment:
I meant either -1 or -2, but I'll just remove the part of `, if you don't
care.` as it just gives confusion.
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