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https://issues.apache.org/jira/browse/HDFS-16075?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HDFS-16075 started by Viraj Jasani.
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> Use empty array constants present in StorageType and DatanodeInfo to avoid
> creating redundant objects
> -----------------------------------------------------------------------------------------------------
>
> Key: HDFS-16075
> URL: https://issues.apache.org/jira/browse/HDFS-16075
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Viraj Jasani
> Assignee: Viraj Jasani
> Priority: Major
>
> StorageType and DatanodeInfo already provides empty array constants. We
> should use them where possible in order to avoid creating unnecessary new
> empty array objects.
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