pnowojski commented on a change in pull request #7405: [FLINK-11249]
FlinkKafkaProducer011 can not be migrated to FlinkKafkaProducer
URL: https://github.com/apache/flink/pull/7405#discussion_r245586810
##########
File path:
flink-connectors/flink-connector-kafka-0.11/src/main/java/org/apache/flink/streaming/connectors/kafka/FlinkKafkaProducer011.java
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@@ -813,8 +820,18 @@ public void initializeState(FunctionInitializationContext
context) throws Except
semantic = Semantic.NONE;
}
- nextTransactionalIdHintState =
context.getOperatorStateStore().getUnionListState(
+ ListState<NextTransactionalIdHint>
oldNextTransactionalIdHintState =
context.getOperatorStateStore().getUnionListState(
NEXT_TRANSACTIONAL_ID_HINT_DESCRIPTOR);
+ nextTransactionalIdHintState =
context.getOperatorStateStore().getUnionListState(NEXT_TRANSACTIONAL_ID_HINT_DESCRIPTOR_V2);
+
+ //migrate and let the new state can be compatible with old state
Review comment:
instead of this comment please extract the if condition below to a separate
method like `void migrateNextTransactionalIdHindState()` or something like this.
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