[jira] [Commented] (SAMZA-1279) list of children in onProcessorsChange throws NPE when there an exception in ZK

["Navina Ramesh (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SAMZA-1279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16005199#comment-16005199 ] 

Navina Ramesh commented on SAMZA-1279:
--------------------------------------

[~boryas] Is the exception in ZkClient? What kind of exception causes our handler to fail? Can you paste a stacktrace for reference?  

nit: In general, it will be useful to add more explanation in the JIRA description. 

> list of children in onProcessorsChange throws NPE when there an exception in ZK
> -------------------------------------------------------------------------------
>
>                 Key: SAMZA-1279
>                 URL: https://issues.apache.org/jira/browse/SAMZA-1279
>             Project: Samza
>          Issue Type: Sub-task
>            Reporter: Boris Shkolnik
>            Assignee: Boris Shkolnik
>             Fix For: 0.13.0
>
>
> In this case Zk passes null as a list of children.
> Needs special handling and needs not to be propagated further.



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