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_r324872621
##########
File path:
external/kafka-0-10-sql/src/main/scala/org/apache/spark/sql/kafka010/JsonUtils.scala
##########
@@ -68,20 +68,35 @@ private object JsonUtils {
partOffsets.map { case (part, offset) =>
new TopicPartition(topic, part) -> offset
}
- }.toMap
+ }
} catch {
case NonFatal(x) =>
throw new IllegalArgumentException(
s"""Expected e.g. {"topicA":{"0":23,"1":-1},"topicB":{"0":-2}}, got
$str""")
}
}
+ def partitionTimestamps(str: String): Map[TopicPartition, Long] = {
+ try {
+ Serialization.read[Map[String, Map[Int, Long]]](str).flatMap { case
(topic, partTimestamps) =>
+ partTimestamps.map { case (part, timestamp) =>
+ new TopicPartition(topic, part) -> timestamp
+ }
+ }
+ } catch {
+ case NonFatal(x) =>
+ throw new IllegalArgumentException(
+ s"""Expected e.g. {"topicA": {"0": 1549597128110, "1":
1549597128110},
Review comment:
Great suggestion! I'll take fake number as it's simpler.
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