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From kennknowles <>
Subject [GitHub] incubator-beam pull request #1399: [BEAM-25] Direct runner state
Date Mon, 21 Nov 2016 20:03:23 GMT
GitHub user kennknowles opened a pull request:

    [BEAM-25] Direct runner state

    Be sure to do all of the following to help us incorporate your contribution
    quickly and easily:
     - [x] Make sure the PR title is formatted like:
       `[BEAM-<Jira issue #>] Description of pull request`
     - [x] Make sure tests pass via `mvn clean verify`. (Even better, enable
           Travis-CI on your fork and ensure the whole test matrix passes).
     - [x] Replace `<Jira issue #>` in the title with the actual Jira issue
           number, if there is one.
     - [x] If this contribution is large, please file an Apache
           [Individual Contributor License Agreement](

You can merge this pull request into a Git repository by running:

    $ git pull DirectRunner-state

Alternatively you can review and apply these changes as the patch at:

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #1399
commit 9d35e9f715f2c76ae54f3b304e41d1dbdf8c0f92
Author: Kenneth Knowles <>
Date:   2016-11-16T05:33:01Z

    Reject stateful DoFn in ApexRunner

commit aab81549a70d1ac3f6580f66759566f673c243b8
Author: Kenneth Knowles <>
Date:   2016-11-16T05:33:13Z

    Reject stateful DoFn in SparkRunner

commit 0c2aa666ecaf7def9fa28c6dc81b90c3ad0dc873
Author: Kenneth Knowles <>
Date:   2016-11-16T05:33:28Z

    Reject stateful DoFn in FlinkRunner

commit ec12dd3102d0a76e5b4cf7ad0a503b746e165d01
Author: Kenneth Knowles <>
Date:   2016-11-16T05:35:03Z

    Reject stateful DoFn in DataflowRunner

commit a66e71fb92734f6d423ce9ee012812322992ba40
Author: Kenneth Knowles <>
Date:   2016-11-10T05:10:51Z

    Add State parameter support to SimpleDoFnRunner

commit 8a058b14ab4084ee122d396f96ef2b76d86d3368
Author: Kenneth Knowles <>
Date:   2016-11-21T19:34:45Z

    Remove overspecified type in ParDoEvaluator

commit 677155a6148ea383065c1792db49e283e466cef1
Author: Kenneth Knowles <>
Date:   2016-11-10T05:59:15Z

    Add support for Stateful ParDo in the Direct runner
    This adds overrides and new evaluators to ensure that
    state is accessed in a single-threaded manner per key
    and is cleaned up when a window expires.


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