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Posted to issues@hbase.apache.org by "Andrew Purtell (JIRA)" <ji...@apache.org> on 2015/04/22 02:33:58 UTC
[jira] [Updated] (HBASE-5240) HBase internalscanner.next javadoc
doesn't imply whether or not results are appended or not
[ https://issues.apache.org/jira/browse/HBASE-5240?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andrew Purtell updated HBASE-5240:
----------------------------------
Resolution: Incomplete
Status: Resolved (was: Patch Available)
> HBase internalscanner.next javadoc doesn't imply whether or not results are appended or not
> -------------------------------------------------------------------------------------------
>
> Key: HBASE-5240
> URL: https://issues.apache.org/jira/browse/HBASE-5240
> Project: HBase
> Issue Type: Bug
> Reporter: Alex Newman
> Attachments: 0001-HBASE-5240.-HBase-internalscanner.next-javadoc-doesn.patch
>
>
> Just looking at http://hbase.apache.org/apidocs/org/apache/hadoop/hbase/regionserver/InternalScanner.html. We don't know whether or not the results are appended to results list, or if we always clear it first.
> boolean next(List<KeyValue> results)
> Grab the next row's worth of values.
> boolean next(List<KeyValue> result, int limit)
> Grab the next row's worth of values with a limit on the number of values to return.
>
> Method Detail
> next
> boolean next(List<KeyValue> results)
> throws IOException
> Grab the next row's worth of values.
> Parameters:
> results - return output array
> Returns:
> true if more rows exist after this one, false if scanner is done
> Throws:
> IOException - e
> next
> boolean next(List<KeyValue> result,
> int limit)
> throws IOException
> Grab the next row's worth of values with a limit on the number of values to return.
> Parameters:
> result - return output array
> limit - limit on row count to get
> Returns:
> true if more rows exist after this one, false if scanner is done
> Throws:
> IOException - e
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