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Posted to issues@flink.apache.org by "Stefan Richter (JIRA)" <ji...@apache.org> on 2017/02/09 09:31:41 UTC

[jira] [Commented] (FLINK-5740) Make WrappingFunction an interface and move to flink-core

    [ https://issues.apache.org/jira/browse/FLINK-5740?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15859254#comment-15859254 ] 

Stefan Richter commented on FLINK-5740:
---------------------------------------

+1 very good idea.

> Make WrappingFunction an interface and move to flink-core
> ---------------------------------------------------------
>
>                 Key: FLINK-5740
>                 URL: https://issues.apache.org/jira/browse/FLINK-5740
>             Project: Flink
>          Issue Type: Improvement
>          Components: Core
>            Reporter: Aljoscha Krettek
>            Assignee: Aljoscha Krettek
>
> Making it an interface and having an {{AbstractWrappingFunction}} will allow implementations to have different classes as base classes. Also, we should change {{FunctionUtils}} to work like {{StreamingFunctionUtils}} so that wrapping functions don't have to implement the methods of {{RichFunction}}.



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