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Date: Fri, 25 Sep 2009 13:55:16 -0700 (PDT)
From: "Keith Thomas (JIRA)" <jira@apache.org>
To: hbase-dev@hadoop.apache.org
Subject: [jira] Updated: (HBASE-1869) IndexedTable delete fails when used in
 conjunction with RowLock()
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     [ https://issues.apache.org/jira/browse/HBASE-1869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Keith Thomas updated HBASE-1869:
--------------------------------

    Attachment: HBASE-1869.patch

Patch attached, including extra unit test. Have run the (minor) fix through all tests by invoking 'ant clean test javadoc'. 

> IndexedTable delete fails when used in conjunction with RowLock()
> -----------------------------------------------------------------
>
>                 Key: HBASE-1869
>                 URL: https://issues.apache.org/jira/browse/HBASE-1869
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: contrib
>    Affects Versions: 0.20.0
>         Environment: Ubunto 9.04 Desktop under VmWare Fusion, Java 1.6.0_16
>            Reporter: Keith Thomas
>         Attachments: HBASE-1869.patch
>
>
> Created the following test in TestIndexedTable,
>   public void testLockedRowDelete() throws IOException {
>     writeInitalRows();
>     // Delete the first row;
>     byte[] row = PerformanceEvaluation.format(0);
>     RowLock lock = table.lockRow(row);
>     table.delete(new Delete(row, HConstants.LATEST_TIMESTAMP, lock));
>     table.unlockRow(lock);    
>     assertRowDeleted(NUM_ROWS - 1);  
>   }
> }
> which fails and throws the following exception,
> java.io.IOException: java.io.IOException: Invalid row lock
> 	at org.apache.hadoop.hbase.regionserver.HRegion.getLock(HRegion.java:1621)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.delete(HRegion.java:1094)
> 	at org.apache.hadoop.hbase.regionserver.tableindexed.IndexedRegion.delete(IndexedRegion.java:269)
> 	at org.apache.hadoop.hbase.regionserver.HRegionServer.delete(HRegionServer.java:2014)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> 	at java.lang.reflect.Method.invoke(Method.java:597)
> 	at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:648)
> 	at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:915)
> Patch coded, jus going through final testing and packaging. Will attach shortly.

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