clolov commented on code in PR #12836:
URL: https://github.com/apache/kafka/pull/12836#discussion_r1018025744
##########
streams/src/main/java/org/apache/kafka/streams/processor/internals/RecordCollectorImpl.java:
##########
@@ -219,26 +219,20 @@ public <K, V> void send(final String topic,
}
if (!topic.endsWith("-changelog")) {
- final Map<String, Sensor> producedSensorByTopic =
sinkNodeToProducedSensorByTopic.get(processorNodeId);
- if (producedSensorByTopic == null) {
- log.error("Unable to records bytes produced to topic
{} by sink node {} as the node is not recognized.\n"
- + "Known sink nodes are {}.", topic,
processorNodeId, sinkNodeToProducedSensorByTopic.keySet());
- } else {
- // we may not have created a sensor during
initialization if the node uses dynamic topic routing,
- // as all topics are not known up front, so create the
sensor for that topic if absent
- final Sensor topicProducedSensor =
producedSensorByTopic.computeIfAbsent(
+ // we may not have created a sensor during initialization
if the node uses dynamic topic routing,
+ // as all topics are not known up front, so create the
sensor for this topic if absent
+ final Sensor topicProducedSensor =
producedSensorByTopic.computeIfAbsent(
+ topic,
+ t -> TopicMetrics.producedSensor(
+ Thread.currentThread().getName(),
+ taskId.toString(),
+ processorNodeId,
topic,
- t -> TopicMetrics.producedSensor(
- Thread.currentThread().getName(),
- taskId.toString(),
- processorNodeId,
- topic,
- context.metrics()
- )
- );
- final long bytesProduced =
producerRecordSizeInBytes(serializedRecord);
- topicProducedSensor.record(bytesProduced,
context.currentSystemTimeMs());
- }
+ context.metrics()
+ )
+ );
+ final long bytesProduced =
producerRecordSizeInBytes(serializedRecord);
+ topicProducedSensor.record(bytesProduced,
context.currentSystemTimeMs());
Review Comment:
A few unit tests fail because this change removes the if-else statement and
the passed context is null. What I find more interesting, however, is that the
tests do not fail on line 231 following the same reasoning 🤔
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