GitHub user tedyu opened a pull request: https://github.com/apache/kafka/pull/4127
MINOR use proper template classes for internalSelectKey() As pointed out in this thread: http://search-hadoop.com/m/Kafka/uyzND1fy2K7I85G1?subj=Kafka+source+code+Build+Error , Eclipse shows syntax error for the following: ``` return new KeyValue<>(mapper.apply(key, value), value); ``` You can merge this pull request into a Git repository by running: $ git pull https://github.com/tedyu/kafka trunk Alternatively you can review and apply these changes as the patch at: https://github.com/apache/kafka/pull/4127.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #4127 ---- commit 582f353b08f8bd6c1d12e7e85cc72bc7875abaa7 Author: tedyu <yuzhih...@gmail.com> Date: 2017-10-24T20:07:00Z MINOR use proper template classes for internalSelectKey() ---- ---