> On May 27, 2014, 9:10 p.m., Neha Narkhede wrote:
> > core/src/main/scala/kafka/utils/ZkUtils.scala, line 390
> > <https://reviews.apache.org/r/21899/diff/1/?file=594246#file594246line390>
> >
> >     This is a generic API for conditional updates. Logic specific to Kafka 
> > shouldn't go here. Let's move it to a utils class. We have utils for Zk, 
> > API, clients but not for replication. Let's create a ReplicationUtils and 
> > add a common updateIsr utility. Controller and server can use that. Let's 
> > file a JIRA to refactor some existing utils related to replication to go to 
> > ReplicationUtils

I am working on adding ReplicationUtils class but for 
ZkUtils.conditionalUpdatePersistenPath doesn't throw any exception it only 
returns false,-1 incase of failures. Ideally I would like to check if the 
current data in zk is same as the new data that we are trying to update only 
when there is zkbadversionexception happens . What you think is the best way 
todo that without modifying the ZkUtils methods. I can ofcourse check for this 
whenever there is false returned from conditionalupdate but that doesn't seems 
to be efficient.


- Sriharsha


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On May 26, 2014, 5:08 a.m., Sriharsha Chintalapani wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/21899/
> -----------------------------------------------------------
> 
> (Updated May 26, 2014, 5:08 a.m.)
> 
> 
> Review request for kafka.
> 
> 
> Bugs: KAFKA-1382
>     https://issues.apache.org/jira/browse/KAFKA-1382
> 
> 
> Repository: kafka
> 
> 
> Description
> -------
> 
> KAFKA-1382. Update zkVersion on partition state update failures.
> 
> 
> Diffs
> -----
> 
>   core/src/main/scala/kafka/utils/ZkUtils.scala 
> fcbe269b6057b45793ea95f357890d5d6922e8d4 
> 
> Diff: https://reviews.apache.org/r/21899/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Sriharsha Chintalapani
> 
>

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