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Posted to dev@kafka.apache.org by "Jan Lukavský (JIRA)" <ji...@apache.org> on 2017/02/03 09:36:51 UTC

[jira] [Updated] (KAFKA-4728) KafkaConsumer#commitSync should clone its input

     [ https://issues.apache.org/jira/browse/KAFKA-4728?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jan Lukavský updated KAFKA-4728:
--------------------------------
    Status: Patch Available  (was: Open)

Patch available for this issue.

> KafkaConsumer#commitSync should clone its input 
> ------------------------------------------------
>
>                 Key: KAFKA-4728
>                 URL: https://issues.apache.org/jira/browse/KAFKA-4728
>             Project: Kafka
>          Issue Type: Bug
>    Affects Versions: 0.10.1.1
>            Reporter: Jan Lukavský
>         Attachments: KAFKA-4728.patch
>
>
> The `commitSync` method should clone input map to prevent live-lock in situation when user code uses synchronization on the map. Cloning the map prevents the consumer of the response to the `commitSync` request to block (this might be different thread than the original issuer of the request).



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