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Posted to issues@flink.apache.org by "Fabian Hueske (JIRA)" <ji...@apache.org> on 2016/06/14 23:03:30 UTC

[jira] [Assigned] (FLINK-3977) Subclasses of InternalWindowFunction must support OutputTypeConfigurable

     [ https://issues.apache.org/jira/browse/FLINK-3977?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Fabian Hueske reassigned FLINK-3977:
------------------------------------

    Assignee: Fabian Hueske

> Subclasses of InternalWindowFunction must support OutputTypeConfigurable
> ------------------------------------------------------------------------
>
>                 Key: FLINK-3977
>                 URL: https://issues.apache.org/jira/browse/FLINK-3977
>             Project: Flink
>          Issue Type: Bug
>          Components: Streaming
>            Reporter: Aljoscha Krettek
>            Assignee: Fabian Hueske
>            Priority: Critical
>
> Right now, if they wrap functions and a wrapped function implements {{OutputTypeConfigurable}}, {{setOutputType}} is never called. This manifests itself, for example, in FoldFunction on a window with evictor not working.



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