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https://issues.apache.org/jira/browse/HADOOP-8814?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brandon Li updated HADOOP-8814:
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Attachment: HADOOP-8814.patch
> Inefficient comparison with the empty string. Use isEmpty() instead
> -------------------------------------------------------------------
>
> Key: HADOOP-8814
> URL: https://issues.apache.org/jira/browse/HADOOP-8814
> Project: Hadoop Common
> Issue Type: Improvement
> Components: conf, fs, fs/s3, ha, io, metrics, performance, record,
> security, util
> Reporter: Brandon Li
> Assignee: Brandon Li
> Priority: Minor
> Attachments: HADOOP-8814.patch, HADOOP-8814.patch
>
>
> Prior to JDK 6, we can check if a string is empty by doing "".equals(s) or
> s.equals("").
> Starting from JDK 6, String class has a new convenience and efficient method
> isEmpty() to check string's length.
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