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Posted to dev@kafka.apache.org by "Eno Thereska (JIRA)" <ji...@apache.org> on 2016/11/25 17:24:58 UTC

[jira] [Work started] (KAFKA-4427) Skip topicGroups with no tasks

     [ https://issues.apache.org/jira/browse/KAFKA-4427?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on KAFKA-4427 started by Eno Thereska.
-------------------------------------------
> Skip topicGroups with no tasks
> ------------------------------
>
>                 Key: KAFKA-4427
>                 URL: https://issues.apache.org/jira/browse/KAFKA-4427
>             Project: Kafka
>          Issue Type: Bug
>          Components: streams
>    Affects Versions: 0.10.2.0
>            Reporter: Eno Thereska
>            Assignee: Eno Thereska
>             Fix For: 0.10.2.0
>
>
> Currently the StreamPartitionAssignor's "assign" method does not handle cases where we don't have tasks for a particular topic group. E.g., code like this might give an NPE:
> "for (TaskId task : tasksByTopicGroup.get(topicGroupId))" 
> We need to handle the above cases.



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