zhongqishang commented on code in PR #10526: URL: https://github.com/apache/iceberg/pull/10526#discussion_r1683818497
########## 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); + } + + for (Map.Entry<Long, List<WriteResult>> writeResultsOfCkpt : + writeResultsSinceLastSnapshot.entrySet()) { + dataFilesPerCheckpoint.put( + writeResultsOfCkpt.getKey(), writeToManifest(writeResultsOfCkpt.getKey())); + } + + // Clear the local buffer for current checkpoint. + writeResultsSinceLastSnapshot.clear(); + } + /** * Write all the complete data files to a newly created manifest file and return the manifest's * avro serialized bytes. */ private byte[] writeToManifest(long checkpointId) throws IOException { - if (writeResultsOfCurrentCkpt.isEmpty()) { - return EMPTY_MANIFEST_DATA; - } - - WriteResult result = WriteResult.builder().addAll(writeResultsOfCurrentCkpt).build(); + List<WriteResult> writeResults = writeResultsSinceLastSnapshot.get(checkpointId); Review Comment: Done. ########## 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 { Review Comment: Done. -- 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