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https://issues.apache.org/jira/browse/HADOOP-14499?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16058021#comment-16058021
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Steve Loughran commented on HADOOP-14499:
-----------------------------------------
My IDE says that {{ancestors}} is the only unused field too.
+1 for the patch, let's see what yetus says *after*
> Findbugs warning in LocalMetadataStore
> --------------------------------------
>
> Key: HADOOP-14499
> URL: https://issues.apache.org/jira/browse/HADOOP-14499
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3
> Reporter: Sean Mackrory
> Assignee: Sean Mackrory
> Attachments: HADOOP-14499-HADOOP-13345.001.patch,
> HADOOP-14499-HADOOP-13345.002.patch
>
>
> First saw this raised by Yetus on HADOOP-14433:
> {code}
> Bug type UC_USELESS_OBJECT (click for details)
> In class org.apache.hadoop.fs.s3a.s3guard.LocalMetadataStore
> In method org.apache.hadoop.fs.s3a.s3guard.LocalMetadataStore.prune(long)
> Value ancestors
> Type java.util.LinkedList
> At LocalMetadataStore.java:[line 300]
> {code}
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