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https://issues.apache.org/jira/browse/RANGER-3406?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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caozhiqiang updated RANGER-3406:
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Description: There are too many places used
org.apache.commons.collections.CollectionUtils. It's performance is poor and
reduce the performance of ranger plugins, particularly with hdfs. I add a test
case to show the CollectionUtils.isEmpty() and CollectionUtils.isNotEmpty()
call's poor performance and notice other developers this issue in their
environment. (was: org.apache.commons.collections.CollectionUtils' performance
is poor and reduce the performance of ranger plugins, particularly with hdfs. I
add a test case to show the CollectionUtils.isEmpty() and
CollectionUtils.isNotEmpty() call's poor performance and notice other
developers this issue in their environment.)
> apache CollectionUtils package reduce ranger agent performance
> --------------------------------------------------------------
>
> Key: RANGER-3406
> URL: https://issues.apache.org/jira/browse/RANGER-3406
> Project: Ranger
> Issue Type: Test
> Components: plugins
> Affects Versions: 2.0.1
> Reporter: caozhiqiang
> Assignee: caozhiqiang
> Priority: Major
> Attachments: 3406.png, RANGER-3406-branch-2.0.1.001.patch
>
>
> There are too many places used
> org.apache.commons.collections.CollectionUtils. It's performance is poor and
> reduce the performance of ranger plugins, particularly with hdfs. I add a
> test case to show the CollectionUtils.isEmpty() and
> CollectionUtils.isNotEmpty() call's poor performance and notice other
> developers this issue in their environment.
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