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From "Daniel Halperin (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (BEAM-310) Exercise splitIntoBundles/generateInitialSplits in the Direct Runner
Date Tue, 28 Jun 2016 16:34:57 GMT

    [ https://issues.apache.org/jira/browse/BEAM-310?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15353334#comment-15353334
] 

Daniel Halperin commented on BEAM-310:
--------------------------------------

Note that we should also exercise splitAtFraction.

> Exercise splitIntoBundles/generateInitialSplits in the Direct Runner
> --------------------------------------------------------------------
>
>                 Key: BEAM-310
>                 URL: https://issues.apache.org/jira/browse/BEAM-310
>             Project: Beam
>          Issue Type: Improvement
>          Components: runner-direct
>            Reporter: Thomas Groh
>            Assignee: Thomas Groh
>
> BoundedSource#splitIntoBundles and UnboundedSource#generateInitialSplits are the methods
by which sources can be accessed in parallel. Exercising these methods allows reads (and all
transforms downstream) to be executed in parallel both pre and post a GroupByKey



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