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https://issues.apache.org/jira/browse/HDFS-12884?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16409062#comment-16409062
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Wangda Tan commented on HDFS-12884:
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[~shv], I just moved this to 3.1.1 since we're working on 3.1.0 on branch-3.1.0
which doesn't have this Jira. Please let me know ur thoughts.
> BlockUnderConstructionFeature.truncateBlock should be of type BlockInfo
> -----------------------------------------------------------------------
>
> Key: HDFS-12884
> URL: https://issues.apache.org/jira/browse/HDFS-12884
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode
> Affects Versions: 2.7.4
> Reporter: Konstantin Shvachko
> Assignee: chencan
> Priority: Major
> Fix For: 2.10.0, 2.9.1, 2.8.4, 2.7.6, 3.0.2, 3.2.0, 3.1.1
>
> Attachments: HDFS-12884.001.patch, HDFS-12884.002.patch,
> HDFS-12884.003.patch
>
>
> {{BlockUnderConstructionFeature.truncateBlock}} type should be changed to
> {{BlockInfo}} from {{Block}}. {{truncateBlock}} is always assigned as
> {{BlockInfo}}, so this will avoid unnecessary casts.
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