mjsax commented on code in PR #18867:
URL: https://github.com/apache/kafka/pull/18867#discussion_r1952156889
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streams/src/main/java/org/apache/kafka/streams/kstream/internals/AbstractStream.java:
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@@ -99,14 +99,14 @@ static <K, VRight, VLeft, VOut> ValueJoinerWithKey<K,
VRight, VLeft, VOut> rever
return (key, value2, value1) -> joiner.apply(key, value1, value2);
}
- static <K, V, VOut> ValueMapperWithKey<K, V, VOut> withKey(final
ValueMapper<V, VOut> valueMapper) {
- Objects.requireNonNull(valueMapper, "valueMapper cannot be null");
- return (readOnlyKey, value) -> valueMapper.apply(value);
+ static <K, V, VOut> ValueMapperWithKey<K, V, VOut> withKey(final
ValueMapper<V, VOut> mapper) {
+ Objects.requireNonNull(mapper, "mapper cannot be null");
+ return (readOnlyKey, value) -> mapper.apply(value);
}
- static <K, VLeft, VRight, VOut> ValueJoinerWithKey<K, VLeft, VRight, VOut>
toValueJoinerWithKey(final ValueJoiner<VLeft, VRight, VOut> valueJoiner) {
- Objects.requireNonNull(valueJoiner, "joiner cannot be null");
- return (readOnlyKey, value1, value2) -> valueJoiner.apply(value1,
value2);
+ static <K, VLeft, VRight, VOut> ValueJoinerWithKey<K, VLeft, VRight, VOut>
toValueJoinerWithKey(final ValueJoiner<VLeft, VRight, VOut> joiner) {
+ Objects.requireNonNull(joiner, "joiner cannot be null");
+ return (readOnlyKey, value1, value2) -> joiner.apply(value1, value2);
Review Comment:
As above: use `joiner` across the board
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