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https://issues.apache.org/jira/browse/TEZ-3477?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15602944#comment-15602944
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Jonathan Eagles commented on TEZ-3477:
--------------------------------------
[~hitesh], updated the patch to add complete set of backwards compatible APIs
for public methods and added limited private for MRInputHelper methods required
by pig, hive.
> MRInputHelpers generateInputSplitsToMem public API modified
> -----------------------------------------------------------
>
> Key: TEZ-3477
> URL: https://issues.apache.org/jira/browse/TEZ-3477
> Project: Apache Tez
> Issue Type: Bug
> Reporter: Jonathan Eagles
> Assignee: Jonathan Eagles
> Attachments: TEZ-3477.1.patch, TEZ-3477.2.patch
>
>
> Pig and Hive directly rely on specific APIs in MRInputHelpers. I would like
> to ensure these signature are prevented from being modified.
> - MRInputHelpers.generateInputSplitsToMem
> - MRInputHelpers.parseMRInputPayload
> - MRInputHelpers.createSplitProto
> - MRInputHelpers.createOldFormatSplitFromUserPayload
> - MRInputHelpers.configureMRInputWithLegacySplitGeneration
> A recent fixed jira TEZ-3430 modified generateInputSplitsToMem
> {code}
> java.lang.NoSuchMethodError:
> org.apache.tez.mapreduce.hadoop.MRInputHelpers.generateInputSplitsToMem(Lorg/apache/hadoop/conf/Configuration;ZI)Lorg/apache/tez/mapreduce/hadoop/InputSplitInfoMem;
> {code}
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