chirag-wadhwa5 commented on code in PR #17573:
URL: https://github.com/apache/kafka/pull/17573#discussion_r1814625508
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core/src/main/java/kafka/server/share/ShareFetchUtils.java:
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@@ -117,4 +119,17 @@ static long offsetForEarliestTimestamp(TopicIdPartition
topicIdPartition, Replic
Optional.empty(), true).timestampAndOffsetOpt();
return timestampAndOffset.isEmpty() ? (long) 0 :
timestampAndOffset.get().offset;
}
+
+ /**
+ * The method is used to get the offset for the latest timestamp for the
topic-partition.
+ *
+ * @return The offset for the latest timestamp.
+ */
+ static long offsetForLatestTimestamp(TopicIdPartition topicIdPartition,
ReplicaManager replicaManager) {
+ // Isolation level is set to READ_UNCOMMITTED, matching with that used
in share fetch requests
+ Option<FileRecords.TimestampAndOffset> timestampAndOffset =
replicaManager.fetchOffsetForTimestamp(
+ topicIdPartition.topicPartition(),
ListOffsetsRequest.LATEST_TIMESTAMP, new
Some<>(IsolationLevel.READ_UNCOMMITTED),
+ Optional.empty(), true).timestampAndOffsetOpt();
+ return timestampAndOffset.get().offset;
Review Comment:
Thanks for the review. As per the fetchOffsetForTimestamp method in
Partition.scala, the method actually never returns a None when we try to fetch
the latest offset, but I will still add the check just to be sure.
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