mjsax commented on code in PR #18722: URL: https://github.com/apache/kafka/pull/18722#discussion_r1931471690
########## streams/src/main/java/org/apache/kafka/streams/kstream/KStream.java: ########## @@ -3062,7 +3062,7 @@ <GK, GV, RV> KStream<K, RV> leftJoin(final GlobalKTable<GK, GV> globalTable, * @see #map(KeyValueMapper) */ <KOut, VOut> KStream<KOut, VOut> process( - final ProcessorSupplier<? super K, ? super V, KOut, VOut> processorSupplier, + final ProcessorSupplier<? super K, ? super V, ? extends KOut, ? extends VOut> processorSupplier, Review Comment: While this is technically public API, to me it's a bug-fix, so would not want to do a KIP for it... Similar to KTable interface changes. -- On the other hand, it more than a one-liner... Overall not sure... We did a KIP back in the days: https://cwiki.apache.org/confluence/display/KAFKA/KIP-100+-+Relax+Type+constraints+in+Kafka+Streams+API Note, that some interfaces actually do use `? super/extend X` even if the original KIP adding the methods does _not_ say so... So we did diverge from it effectively already. Thoughts? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org