Naireen commented on code in PR #16795:
URL: https://github.com/apache/beam/pull/16795#discussion_r955187954
##########
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/StorageApiLoads.java:
##########
@@ -154,43 +154,61 @@ public WriteResult expandTriggered(
successfulRowsTag,
BigQueryStorageApiInsertErrorCoder.of(),
successCoder));
- PCollection<KV<ShardedKey<DestinationT>, StorageApiWritePayload>>
shardedRecords =
- result
- .get(successfulRowsTag)
- .apply(
- "AddShard",
- ParDo.of(
- new DoFn<
- KV<DestinationT, StorageApiWritePayload>,
- KV<ShardedKey<DestinationT>,
StorageApiWritePayload>>() {
- int shardNumber;
-
- @Setup
- public void setup() {
- shardNumber =
ThreadLocalRandom.current().nextInt(numShards);
- }
-
- @ProcessElement
- public void processElement(
- @Element KV<DestinationT, StorageApiWritePayload>
element,
- OutputReceiver<KV<ShardedKey<DestinationT>,
StorageApiWritePayload>> o) {
- DestinationT destination = element.getKey();
- ByteBuffer buffer = ByteBuffer.allocate(Integer.BYTES);
- buffer.putInt(++shardNumber % numShards);
- o.output(
- KV.of(ShardedKey.of(destination, buffer.array()),
element.getValue()));
- }
- }))
- .setCoder(KvCoder.of(ShardedKey.Coder.of(destinationCoder),
payloadCoder));
-
- PCollection<KV<ShardedKey<DestinationT>,
Iterable<StorageApiWritePayload>>> groupedRecords =
- shardedRecords.apply(
- "GroupIntoBatches",
- GroupIntoBatches.<ShardedKey<DestinationT>,
StorageApiWritePayload>ofByteSize(
- MAX_BATCH_SIZE_BYTES,
- (StorageApiWritePayload e) -> (long) e.getPayload().length)
- .withMaxBufferingDuration(triggeringFrequency));
+ PCollection<KV<ShardedKey<DestinationT>,
Iterable<StorageApiWritePayload>>> groupedRecords;
+
+ if (this.allowAutosharding) {
+ groupedRecords =
+ result
+ .get(successfulRowsTag)
+ .apply(
+ "GroupIntoBatches",
+ GroupIntoBatches.<DestinationT,
StorageApiWritePayload>ofByteSize(
+ MAX_BATCH_SIZE_BYTES,
+ (StorageApiWritePayload e) -> (long)
e.getPayload().length)
+ .withMaxBufferingDuration(triggeringFrequency)
+ .withShardedKey());
+
+ } else {
+ PCollection<KV<ShardedKey<DestinationT>, StorageApiWritePayload>>
shardedRecords =
Review Comment:
Refactored, PTAL.
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