aiwenmo commented on code in PR #3812:
URL: https://github.com/apache/flink-cdc/pull/3812#discussion_r2017971522
##########
flink-cdc-composer/src/main/java/org/apache/flink/cdc/composer/flink/translator/PartitioningTranslator.java:
##########
@@ -46,15 +47,44 @@ public DataStream<Event> translateRegular(
int downstreamParallelism,
OperatorID schemaOperatorID,
HashFunctionProvider<DataChangeEvent> hashFunctionProvider) {
- return input.transform(
- "PrePartition",
- new PartitioningEventTypeInfo(),
- new RegularPrePartitionOperator(
- schemaOperatorID, downstreamParallelism,
hashFunctionProvider))
- .setParallelism(upstreamParallelism)
- .partitionCustom(new EventPartitioner(), new
PartitioningEventKeySelector())
- .map(new PostPartitionProcessor(), new EventTypeInfo())
- .name("PostPartition");
+ return translateRegular(
+ input,
+ upstreamParallelism,
+ downstreamParallelism,
+ false,
+ schemaOperatorID,
+ hashFunctionProvider);
+ }
+
+ public DataStream<Event> translateRegular(
+ DataStream<Event> input,
+ int upstreamParallelism,
+ int downstreamParallelism,
+ boolean isBatchMode,
+ OperatorID schemaOperatorID,
+ HashFunctionProvider<DataChangeEvent> hashFunctionProvider) {
+ if (isBatchMode) {
+ return input.transform(
+ "BatchPrePartition",
+ new PartitioningEventTypeInfo(),
+ new RegularPrePartitionBatchOperator(
+ downstreamParallelism,
hashFunctionProvider))
+ .setParallelism(upstreamParallelism)
+ .partitionCustom(new EventPartitioner(), new
PartitioningEventKeySelector())
+ .map(new PostPartitionProcessor(), new EventTypeInfo())
+ .name("BatchPostPartition")
+ .setParallelism(downstreamParallelism);
+ } else {
+ return input.transform(
+ "PrePartition",
+ new PartitioningEventTypeInfo(),
+ new RegularPrePartitionOperator(
+ schemaOperatorID, downstreamParallelism,
hashFunctionProvider))
+ .setParallelism(upstreamParallelism)
+ .partitionCustom(new EventPartitioner(), new
PartitioningEventKeySelector())
+ .map(new PostPartitionProcessor(), new EventTypeInfo())
+ .name("PostPartition");
Review Comment:
No modification is needed after discussion.
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