jsancio commented on code in PR #13772:
URL: https://github.com/apache/kafka/pull/13772#discussion_r1210417483
##########
raft/src/main/java/org/apache/kafka/snapshot/Snapshots.java:
##########
@@ -151,4 +155,24 @@ public static Path markForDelete(Path logDir,
OffsetAndEpoch snapshotId) {
);
}
}
+
+ public static long lastContainedLogTimestamp(RawSnapshotReader reader) {
+ try (RecordsSnapshotReader<ByteBuffer> recordsSnapshotReader =
+ RecordsSnapshotReader.of(
+ reader,
+ new IdentitySerde(),
Review Comment:
`RecordSerde` objects are reusable. You can add an `INSTANCE` static field
to `IndentitySerde` and use it here. Take a look at `MetadataRecordSerde` for
an example.
##########
core/src/main/scala/kafka/raft/KafkaMetadataLog.scala:
##########
@@ -377,19 +375,7 @@ final class KafkaMetadataLog private (
*/
private def readSnapshotTimestamp(snapshotId: OffsetAndEpoch): Option[Long]
= {
readSnapshot(snapshotId).asScala.map { reader =>
- val recordsSnapshotReader = RecordsSnapshotReader.of(
- reader,
- recordSerde,
Review Comment:
I think you should be able to remove `recordSerde` from the constructor for
`KafkaMetadataLog`.
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