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https://issues.apache.org/jira/browse/HBASE-11749?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Purtell resolved HBASE-11749.
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Resolution: Fixed
Fix Version/s: 0.98.6
2.0.0
0.99.0
Hadoop Flags: Reviewed
Committed to 0.98+. Thanks for the patch [~srikanth235]!
> Better error logging when coprocessors loading has failed.
> ----------------------------------------------------------
>
> Key: HBASE-11749
> URL: https://issues.apache.org/jira/browse/HBASE-11749
> Project: HBase
> Issue Type: Improvement
> Components: Coprocessors, Usability
> Reporter: Srikanth Srungarapu
> Assignee: Srikanth Srungarapu
> Priority: Trivial
> Fix For: 0.99.0, 2.0.0, 0.98.6
>
> Attachments: HBASE-11749.patch
>
>
> The following is the error in the log files, when the wrong coprocessor is
> specified in config file.
> {code}
> 378:2014-08-14 15:15:41,773 ERROR [master:172.16.2.118:60000]
> coprocessor.CoprocessorHost: The coprocessor
> org.apache.hadoop.hbase.security.visibility.VisibilityControlle threw an
> unexpected exception
> {code}
> Instead it would be better to have more meaningful exception description like
> {code}
> 525:2014-08-14 15:07:33,682 ERROR [master:172.16.2.118:60000]
> coprocessor.CoprocessorHost: The coprocessor
> org.apache.hadoop.hbase.security.visibility.VisibilityControlle threw
> java.lang.ClassNotFoundException:
> org.apache.hadoop.hbase.security.visibility.VisibilityControlle
> {code}
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