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https://issues.apache.org/jira/browse/FLINK-26840?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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lincoln lee reassigned FLINK-26840:
-----------------------------------
Assignee: lincoln lee
> [minor refactor] Add a general TopNBufferCacheRemovalListener for topN
> function
> -------------------------------------------------------------------------------
>
> Key: FLINK-26840
> URL: https://issues.apache.org/jira/browse/FLINK-26840
> Project: Flink
> Issue Type: Improvement
> Affects Versions: 1.15.0
> Reporter: lincoln lee
> Assignee: lincoln lee
> Priority: Minor
> Labels: pull-request-available
> Fix For: 2.0.0
>
>
> Currently the FastTop1Function and UpdatableTopNFunction created a private
> CacheRemovalListener which can be general. So do a minor refactor that add a
> new TopNBufferCacheRemovalListener instead.
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