[jira] [Updated] (HBASE-16498) NPE when Scan's stopRow is set NULL

["Pankaj Kumar (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-16498?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Pankaj Kumar updated HBASE-16498:
---------------------------------
    Attachment: HBASE-16498.patch

> NPE when Scan's stopRow is set NULL
> -----------------------------------
>
>                 Key: HBASE-16498
>                 URL: https://issues.apache.org/jira/browse/HBASE-16498
>             Project: HBase
>          Issue Type: Bug
>          Components: Client
>            Reporter: Pankaj Kumar
>            Assignee: Pankaj Kumar
>            Priority: Minor
>         Attachments: HBASE-16498.patch
>
>
> During scan operation we validate whether this is the last region of table, if not then records will be retrieved from nextscanner. If stop row is set null then NPE will be thrown while validating stop row with region endkey.
> {noformat}
> java.lang.NullPointerException
> 	at org.apache.hadoop.hbase.client.ClientScanner.checkScanStopRow(ClientScanner.java:217)
> 	at org.apache.hadoop.hbase.client.ClientScanner.nextScanner(ClientScanner.java:266)
> 	at org.apache.hadoop.hbase.client.ClientScanner.possiblyNextScanner(ClientScanner.java:237)
> 	at org.apache.hadoop.hbase.client.ClientScanner.loadCache(ClientScanner.java:537)
> 	at org.apache.hadoop.hbase.client.ClientScanner.nextWithSyncCache(ClientScanner.java:363)
> 	at org.apache.hadoop.hbase.client.ClientSimpleScanner.next(ClientSimpleScanner.java:50)
> 	at org.apache.hadoop.hbase.client.AbstractClientScanner.next(AbstractClientScanner.java:70)
> 	at org.apache.hadoop.hbase.client.TestAdmin2.testScanWithSplitKeysAndNullStartEndRow(TestAdmin2.java:803)
> {noformat}
> We should return empty byte array when start/end row is set NULL.



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