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https://issues.apache.org/jira/browse/SENTRY-1615?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15855156#comment-15855156
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Alexander Kolbasov commented on SENTRY-1615:
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As pointed out by [[email protected]] it is better to use {code}new
HashSet<>{code} - it has an extra benefit that we sometimes know the size.
> SentryStore should not allocate empty objects that are immediately returned
> ---------------------------------------------------------------------------
>
> Key: SENTRY-1615
> URL: https://issues.apache.org/jira/browse/SENTRY-1615
> Project: Sentry
> Issue Type: Improvement
> Components: Sentry
> Affects Versions: 1.8.0, sentry-ha-redesign
> Reporter: Alexander Kolbasov
> Assignee: Alexander Kolbasov
> Priority: Minor
> Attachments: SENTRY-1615.001.patch
>
>
> There are a few places where SentryStore returns some empty lists or sets -
> it shouldn't allocate them but return pre-made Collection objects.
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