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From "Dima Spivak (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-12229) NullPointerException in SnapshotTestingUtils
Date Sat, 11 Oct 2014 20:39:34 GMT

    [ https://issues.apache.org/jira/browse/HBASE-12229?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14168329#comment-14168329

Dima Spivak commented on HBASE-12229:

That's a fair point, [~apurtell], and I'll post up a patch doing that. Is it worth separately
addressing why the [synchronous] HBaseAdmin#createTable method returns before a table is actually
ready to accept puts? If that was fixed, there wouldn't need to be these helper methods checking
for regions being available in HBTU.

> NullPointerException in SnapshotTestingUtils
> --------------------------------------------
>                 Key: HBASE-12229
>                 URL: https://issues.apache.org/jira/browse/HBASE-12229
>             Project: HBase
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 1.0.0, 2.0.0, 0.98.7
>            Reporter: Dima Spivak
>            Assignee: Dima Spivak
>            Priority: Minor
>         Attachments: HBASE-12229.patch, HBASE-12229_v1.patch
> I tracked down occasional flakiness in TestRestoreSnapshotFromClient to a potential NPE
in SnapshotTestingUtils#waitForTableToBeOnline. In short, some tests in TestRestoreSnapshot...
create a table and then invoke SnapshotTestingUtils#waitForTableToBeOnline, but this method
assumes that regions have been assigned by the time it's invoked (which is not always the

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