GitHub user vahidhashemian opened a pull request: https://github.com/apache/kafka/pull/4135
KAFKA-5848: Perform a complete topic name validation in KafkaConsumer's assign/subscribe You can merge this pull request into a Git repository by running: $ git pull https://github.com/vahidhashemian/kafka KAFKA-5848 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/kafka/pull/4135.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 #4135 ---- commit 572e13c2ec9e88f154574a0500c64f403bf0657e Author: Vahid Hashemian <vahidhashem...@us.ibm.com> Date: 2017-10-05T21:44:15Z KAFKA-5848: Perform a complete topic name validation in KafkaConsumer's assign/subscribe ---- ---