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https://issues.apache.org/jira/browse/HBASE-7730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13568182#comment-13568182
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Ted Yu commented on HBASE-7730:
-------------------------------

{code}
+      } catch (UndeclaredThrowableException ute) {
{code}
Can you use this check ?
ute.getCause() instanceof NoSuchMethodException

We were calling synchronousBalanceSwitch(). So if the cause of exception was 
NoSuchMethodException, it is implied that synchronousBalanceSwitch() isn't 
supported.
                
> HBaseAdmin#synchronousBalanceSwitch is not compatible with 0.92
> ---------------------------------------------------------------
>
>                 Key: HBASE-7730
>                 URL: https://issues.apache.org/jira/browse/HBASE-7730
>             Project: HBase
>          Issue Type: Bug
>          Components: Client
>    Affects Versions: 0.94.2
>            Reporter: Jimmy Xiang
>            Assignee: Jimmy Xiang
>             Fix For: 0.94.5
>
>         Attachments: 0.94-7730_v1.patch
>
>
> HBASE-4429 introduced synchronousBalanceSwitch to HMaster.  HBaseAdmin uses 
> this call (HBASE-5630).  Therefore, hbck and hbase shell are not backward 
> compatible with 0.92.

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