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From "Jim Kellerman (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HBASE-538) Improve exceptions that come out on client-side
Date Tue, 13 May 2008 21:41:55 GMT

     [ https://issues.apache.org/jira/browse/HBASE-538?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jim Kellerman updated HBASE-538:
--------------------------------

    Attachment: 538.patch

M HConnection

Added getRegionLocation, getRegionServerWithRetries

M HConnectionManager

- Use ScannerCallable in listTables
- Add getRegionServerWithRetries

M HTable

- remove unused AtomicReference<BatchUpdate> batch, checkUpdateInProgress, updateInProgress
- HTable.ClientScanner uses new class ScannerCallable

M RetriesExhaustedException

- takes List<Throwable> rather than List<Exception>

A ServerCallable

- make this a separate class rather than an inner class of HTable

A ScannerCallable

- Concrete subclass of ServerCallable used with scanners


> Improve exceptions that come out on client-side
> -----------------------------------------------
>
>                 Key: HBASE-538
>                 URL: https://issues.apache.org/jira/browse/HBASE-538
>             Project: Hadoop HBase
>          Issue Type: Improvement
>    Affects Versions: 0.16.0, 0.2.0, 0.1.0
>            Reporter: stack
>            Assignee: Jim Kellerman
>             Fix For: 0.2.0
>
>         Attachments: 538.patch
>
>
> Client-side exceptions should contain regionserver and region client was going against.
 Looking at an UnknownScannerException that came out of a client, it looks like something
happened over on the regionserver but my cluster has a 20-plus machines and I don't know which
I should be looking at.

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