gaborgsomogyi commented on a change in pull request #23747: [SPARK-26848][SQL]
Introduce new option to Kafka source: offset by timestamp (starting/ending)
URL: https://github.com/apache/spark/pull/23747#discussion_r266412216
##########
File path:
external/kafka-0-10-sql/src/main/scala/org/apache/spark/sql/kafka010/JsonUtils.scala
##########
@@ -76,6 +76,16 @@ private object JsonUtils {
}
}
+ def topicTimestamps(str: String): Map[String, Long] = {
+ try {
+ Serialization.read[Map[String, Long]](str)
+ } catch {
+ case NonFatal(x) =>
+ throw new IllegalArgumentException(
+ s"""Expected e.g. {"topicA": 1549597128110,"topicB": 1549597120110},
got $str""")
Review comment:
Since `offsetsForTimes` supports `TopicPartition` granularity why not use it?
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