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https://issues.apache.org/jira/browse/HBASE-5058?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13171941#comment-13171941
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Lars Hofhansl commented on HBASE-5058:
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Another option is to unwrap the UndeclaredThrowableException and rethrow the
IOException (if any) that caused it. getMaster would then declare IOException
rather than ZooKeeperException in its throws clause. That might be the cleanest
approach.
> Allow HBaseAmin to use an existing connection
> ---------------------------------------------
>
> Key: HBASE-5058
> URL: https://issues.apache.org/jira/browse/HBASE-5058
> Project: HBase
> Issue Type: Sub-task
> Components: client
> Affects Versions: 0.94.0
> Reporter: Lars Hofhansl
> Assignee: Lars Hofhansl
> Priority: Minor
> Fix For: 0.94.0
>
> Attachments: 5058-v2.txt, 5058.txt
>
>
> What HBASE-4805 does for HTables, this should do for HBaseAdmin.
> Along with this the shared error handling and retrying between HBaseAdmin and
> HConnectionManager can also be improved. I'll attach a first pass patch soon.
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