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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (BEAM-215) Create should be implemented as a BoundedSource
Date Wed, 20 Apr 2016 01:48:25 GMT

    [ https://issues.apache.org/jira/browse/BEAM-215?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15249110#comment-15249110
] 

ASF GitHub Bot commented on BEAM-215:
-------------------------------------

GitHub user tgroh opened a pull request:

    https://github.com/apache/incubator-beam/pull/214

    [BEAM-215] Override Create in the SparkPipelineRunner

    Be sure to do all of the following to help us incorporate your contribution
    quickly and easily:
    
     - [ ] Make sure the PR title is formatted like:
       `[BEAM-<Jira issue #>] Description of pull request`
     - [ ] Make sure tests pass via `mvn clean verify`. (Even better, enable
           Travis-CI on your fork and ensure the whole test matrix passes).
     - [ ] Replace `<Jira issue #>` in the title with the actual Jira issue
           number, if there is one.
     - [ ] If this contribution is large, please file an Apache
           [Individual Contributor License Agreement](https://www.apache.org/licenses/icla.txt).
    
    ---
    
    This allows existing pipelines to continue to function by keeping the
    graph structure identical while replacing Create with a Read.
    
    After [BEAM-17](https://issues.apache.org/jira/browse/BEAM-17?jql=project%20%3D%20BEAM%20AND%20resolution%20%3D%20Unresolved%20AND%20text%20~%20%22create%22%20ORDER%20BY%20priority%20DESC)
this override can be removed.
    
    See #183 for more information.

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

    $ git pull https://github.com/tgroh/incubator-beam spark_override_create

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

    https://github.com/apache/incubator-beam/pull/214.patch

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

    This closes #214
    
----
commit 78afdb39bbe75099e74678535268360f77d5fa96
Author: Thomas Groh <tgroh@google.com>
Date:   2016-04-19T23:12:32Z

    Override Create in the SparkPipelineRunner
    
    This allows existing pipelines to continue to function by keeping the
    graph structure identical while replacing Create with a Read.

----


> Create should be implemented as a BoundedSource
> -----------------------------------------------
>
>                 Key: BEAM-215
>                 URL: https://issues.apache.org/jira/browse/BEAM-215
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-java-core
>            Reporter: Thomas Groh
>            Assignee: Davor Bonaci
>
> Read.Bounded is the primitive to create a Bounded PCollection, and Create can be implemented
as a BoundedSource. The primitive implementation of Create can be replaced with a source,
which allows it to also automatically get any benefits provided by the Runner's exercising
of the Source API
> See also BEAM-115



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