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https://issues.apache.org/jira/browse/ZOOKEEPER-2695?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mohammad Arshad updated ZOOKEEPER-2695:
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Description:
In Zookeeper rolling upgrade scenario where server is new but client is old,
when sever sends error code which is not understood by the client, client
throws NullPointerException.
KeeperException.SystemErrorException should be thrown for all unknown error
code.
was:
In Zookeeper rolling upgrade scenario where server is new but client is old,
when sever sends error code which is not understood by the client, client
throws IllegalArgumentException. Generally IllegalArgumentException is not
handled by any of the ZK applications.
KeeperException.SystemErrorException should be thrown instead of
IllegalArgumentException
> Handle unknown error for rolling upgrade old client new server scenario
> -----------------------------------------------------------------------
>
> Key: ZOOKEEPER-2695
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2695
> Project: ZooKeeper
> Issue Type: Bug
> Components: java client
> Reporter: Mohammad Arshad
> Assignee: Mohammad Arshad
>
> In Zookeeper rolling upgrade scenario where server is new but client is old,
> when sever sends error code which is not understood by the client, client
> throws NullPointerException.
> KeeperException.SystemErrorException should be thrown for all unknown error
> code.
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