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From Jean-Baptiste Onofré (JIRA) <j...@apache.org>
Subject [jira] [Commented] (BEAM-3087) Extend lock scope in Flink UnboundedSourceWrapper
Date Fri, 26 Jan 2018 06:32:00 GMT

    [ https://issues.apache.org/jira/browse/BEAM-3087?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16340619#comment-16340619
] 

Jean-Baptiste Onofré commented on BEAM-3087:
--------------------------------------------

[~aljoscha] any update on this one ? If we have no news soon, I will bump to 2.4.0.

> Extend lock scope in Flink UnboundedSourceWrapper
> -------------------------------------------------
>
>                 Key: BEAM-3087
>                 URL: https://issues.apache.org/jira/browse/BEAM-3087
>             Project: Beam
>          Issue Type: Bug
>          Components: runner-flink
>            Reporter: Aljoscha Krettek
>            Priority: Critical
>             Fix For: 2.3.0
>
>
> In {{UnboundedSourceWrapper}} the lock scope is not big enough: we synchronise in {{emitElement()}}
but should instead synchronise inside the reader loop in {{run()}} because the {{Source}}
interface does not allow concurrent calls.



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