LQXshane commented on code in PR #15740:
URL: https://github.com/apache/kafka/pull/15740#discussion_r1650214064
##########
streams/src/main/java/org/apache/kafka/streams/kstream/internals/KStreamImpl.java:
##########
@@ -222,21 +226,21 @@ public <KR> KStream<KR, V> selectKey(final
KeyValueMapper<? super K, ? super V,
final Named named) {
Objects.requireNonNull(mapper, "mapper can't be null");
Objects.requireNonNull(named, "named can't be null");
-
+ final boolean repartitionRequired = !(graphNode instanceof
PartitionPreservingNode);
final ProcessorGraphNode<K, V> selectKeyProcessorNode =
internalSelectKey(mapper, new NamedInternal(named));
- selectKeyProcessorNode.keyChangingOperation(true);
+ selectKeyProcessorNode.keyChangingOperation(repartitionRequired);
builder.addGraphNode(graphNode, selectKeyProcessorNode);
// key serde cannot be preserved
return new KStreamImpl<>(
- selectKeyProcessorNode.nodeName(),
- null,
- valueSerde,
- subTopologySourceNodes,
- true,
- selectKeyProcessorNode,
- builder);
+ selectKeyProcessorNode.nodeName(),
Review Comment:
Thanks, reverted these indentations
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