stevenzwu commented on code in PR #10526: URL: https://github.com/apache/iceberg/pull/10526#discussion_r1683536734
########## flink/v1.19/flink/src/main/java/org/apache/iceberg/flink/sink/IcebergFilesCommitter.java: ########## @@ -426,30 +425,44 @@ private void commitOperation( } @Override - public void processElement(StreamRecord<WriteResult> element) { - this.writeResultsOfCurrentCkpt.add(element.getValue()); + public void processElement(StreamRecord<FlinkWriteResult> element) { + FlinkWriteResult flinkWriteResult = element.getValue(); + List<WriteResult> writeResults = + writeResultsSinceLastSnapshot.computeIfAbsent( + flinkWriteResult.checkpointId(), k -> Lists.newArrayList()); + writeResults.add(flinkWriteResult.writeResult()); } @Override public void endInput() throws IOException { // Flush the buffered data files into 'dataFilesPerCheckpoint' firstly. - long currentCheckpointId = Long.MAX_VALUE; - dataFilesPerCheckpoint.put(currentCheckpointId, writeToManifest(currentCheckpointId)); - writeResultsOfCurrentCkpt.clear(); - + long currentCheckpointId = IcebergStreamWriter.END_INPUT_CHECKPOINT_ID; + writeToManifestSinceLastSnapshot(currentCheckpointId); commitUpToCheckpoint(dataFilesPerCheckpoint, flinkJobId, operatorUniqueId, currentCheckpointId); } + private void writeToManifestSinceLastSnapshot(long checkpointId) throws IOException { + if (!writeResultsSinceLastSnapshot.containsKey(checkpointId)) { + dataFilesPerCheckpoint.put(checkpointId, EMPTY_MANIFEST_DATA); + } + Review Comment: should we add `Preconditions` check that the `writeResultsSinceLastSnapshot` contains checkpointIds <= the current checkpointId? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org