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Posted to issues@beam.apache.org by "Maximilian Michels (JIRA)" <ji...@apache.org> on 2019/01/09 17:15:00 UTC

[jira] [Updated] (BEAM-6315) UnboundedSourceWrapper checkpoints before starting Readers

     [ https://issues.apache.org/jira/browse/BEAM-6315?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Maximilian Michels updated BEAM-6315:
-------------------------------------
    Summary: UnboundedSourceWrapper checkpoints before starting Readers  (was: CountingSource returns CheckpointMark with null date)

> UnboundedSourceWrapper checkpoints before starting Readers
> ----------------------------------------------------------
>
>                 Key: BEAM-6315
>                 URL: https://issues.apache.org/jira/browse/BEAM-6315
>             Project: Beam
>          Issue Type: Bug
>          Components: runner-flink
>            Reporter: Maximilian Michels
>            Priority: Minor
>
> When start has not been called on the Readers of CountingSource, the checkpoint contains a null value which lets the AvroCoder fail with a NullpointerException.



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