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https://issues.apache.org/jira/browse/RATIS-2099?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17848763#comment-17848763
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Tsz-wo Sze commented on RATIS-2099:
-----------------------------------
We may use guava cache
https://github.com/google/guava/blob/f238ae451fd9c0b3d88c2d94b9e89257cb34fff8/guava/src/com/google/common/cache/CacheBuilder.java#L91-L92
> Remove TermIndex.EMPTY_ARRAY
> ----------------------------
>
> Key: RATIS-2099
> URL: https://issues.apache.org/jira/browse/RATIS-2099
> Project: Ratis
> Issue Type: Improvement
> Reporter: Wei-Chiu Chuang
> Priority: Trivial
> Attachments: Screenshot 2024-05-22 at 2.08.39 PM.png
>
>
> VisualVM profiler shows a top heap consumer is "TermIndex$1"
> While it doesn't say what it is exactly, it looks like EMPTY_ARRAY isn't used
> and can be removed.
> {code}
> public interface TermIndex extends Comparable<TermIndex> {
> TermIndex[] EMPTY_ARRAY = {};
> {code}
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