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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-1987) Wrapper for leveldb DBIterator to aid in handling database exceptions
Date Wed, 14 May 2014 23:10:27 GMT

    [ https://issues.apache.org/jira/browse/YARN-1987?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13998233#comment-13998233
] 

Hudson commented on YARN-1987:
------------------------------

FAILURE: Integrated in Hadoop-Hdfs-trunk #1753 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/1753/])
YARN-1987. Wrapper for leveldb DBIterator to aid in handling database exceptions. (Jason Lowe
via kasha) (kasha: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1593757)
* /hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt
* /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/pom.xml
* /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/utils/LeveldbIterator.java
* /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/test/java/org/apache/hadoop/yarn/server/utils
* /hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/test/java/org/apache/hadoop/yarn/server/utils/TestLeveldbIterator.java


> Wrapper for leveldb DBIterator to aid in handling database exceptions
> ---------------------------------------------------------------------
>
>                 Key: YARN-1987
>                 URL: https://issues.apache.org/jira/browse/YARN-1987
>             Project: Hadoop YARN
>          Issue Type: Improvement
>    Affects Versions: 2.4.0
>            Reporter: Jason Lowe
>            Assignee: Jason Lowe
>             Fix For: 2.5.0
>
>         Attachments: YARN-1987.patch, YARN-1987v2.patch
>
>
> Per discussions in YARN-1984 and MAPREDUCE-5652, it would be nice to have a utility wrapper
around leveldb's DBIterator to translate the raw RuntimeExceptions it can throw into DBExceptions
to make it easier to handle database errors while iterating.



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