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Posted to issues@flink.apache.org by "Tzu-Li (Gordon) Tai (JIRA)" <ji...@apache.org> on 2017/05/26 08:44:04 UTC

[jira] [Closed] (FLINK-6714) Operator state backend should set user classloader as context classloader when snapshotting

     [ https://issues.apache.org/jira/browse/FLINK-6714?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tzu-Li (Gordon) Tai closed FLINK-6714.
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> Operator state backend should set user classloader as context classloader when snapshotting
> -------------------------------------------------------------------------------------------
>
>                 Key: FLINK-6714
>                 URL: https://issues.apache.org/jira/browse/FLINK-6714
>             Project: Flink
>          Issue Type: Bug
>          Components: State Backends, Checkpointing
>            Reporter: Tzu-Li (Gordon) Tai
>            Assignee: Tzu-Li (Gordon) Tai
>            Priority: Blocker
>             Fix For: 1.3.0, 1.4.0
>
>
> Now that the operator state backend creates a deep copy of the state during the synchronous part of async checkpoints, it needs to set the user classloader as the thread context classloader, otherwise serializers that uses serialization for copying will use the wrong classloader when deserializing the copy.



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