FrancisGodinho commented on code in PR #21161:
URL: https://github.com/apache/kafka/pull/21161#discussion_r2629863889
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tools/src/main/java/org/apache/kafka/tools/TransactionalMessageCopier.java:
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@@ -308,9 +308,11 @@ public static void runEventLoop(Namespace parsedArgs) {
String consumerGroup = parsedArgs.getString("consumerGroup");
- final KafkaProducer<String, String> producer =
createProducer(parsedArgs);
+ KafkaProducer<String, String> producer = createProducer(parsedArgs);
final KafkaConsumer<String, String> consumer =
createConsumer(parsedArgs);
+ int producerNumber = 0;
Review Comment:
this doesn't work for local variables, only class variables. get this error
```
error: variable producerNumber might not have been initialized
parsedArgs.getAttrs().put("transactionalId",
parsedArgs.getString("transactionalId") + producerNumber++);
```
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