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https://issues.apache.org/jira/browse/KAFKA-337?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jun Rao updated KAFKA-337:
--------------------------
Assignee: Jun Rao
Affects Version/s: 0.8
Status: Patch Available (was: Open)
Since zkclient hasn't published a new version in maven, directly including a
new version of zkclient jar as of May 22, 2012, which exposes ZK version during
writes.
> upgrade ZKClient to allow conditional updates in ZK
> ---------------------------------------------------
>
> Key: KAFKA-337
> URL: https://issues.apache.org/jira/browse/KAFKA-337
> Project: Kafka
> Issue Type: Sub-task
> Components: core
> Affects Versions: 0.8
> Reporter: Jun Rao
> Assignee: Jun Rao
> Fix For: 0.8
>
> Attachments: kafka-337.patch, zkclient-20120522.jar
>
> Original Estimate: 84h
> Remaining Estimate: 84h
>
> Based on
> https://cwiki.apache.org/confluence/display/KAFKA/kafka+Detailed+Replication+Design+V3
> , there are a few cases that we need to update a ZK path conditionally
> (based on ZK version). We will need to upgrade to the latest version of
> ZKClient that exposes the version of a ZK path during writes.
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