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https://issues.apache.org/jira/browse/HDFS-15786?focusedWorklogId=541251&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-541251
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ASF GitHub Bot logged work on HDFS-15786:
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Author: ASF GitHub Bot
Created on: 25/Jan/21 19:05
Start Date: 25/Jan/21 19:05
Worklog Time Spent: 10m
Work Description: arturobernalg commented on pull request #2643:
URL: https://github.com/apache/hadoop/pull/2643#issuecomment-767043369
> Let's do a JIRA for HDFS, one for YARN and one for the rest.
> Otherwise this will be massive.
> Use this PR just for HDFS.
Hi @goiri
Agree. Thank you
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Issue Time Tracking
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Worklog Id: (was: 541251)
Time Spent: 3h (was: 2h 50m)
> Minor improvement use isEmpty
> -----------------------------
>
> Key: HDFS-15786
> URL: https://issues.apache.org/jira/browse/HDFS-15786
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Arturo Bernal
> Assignee: Arturo Bernal
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 3h
> Remaining Estimate: 0h
>
> Use isEmpty instead size() > o.
>
> {{size()}} can be *O(1)* or *O(N)*, depending on the {{data structure}};
> {{.isEmpty()}} is never *O(N)*.
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