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https://issues.apache.org/jira/browse/JCR-2573?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12899893#action_12899893
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angela commented on JCR-2573:
-----------------------------
> [...] plans to merge this into the 2.1 branch (I just saw it was merged to
> 2.0).
no concrete plans up to now.
> Performance of AC Evaluation
> ----------------------------
>
> Key: JCR-2573
> URL: https://issues.apache.org/jira/browse/JCR-2573
> Project: Jackrabbit Content Repository
> Issue Type: Improvement
> Components: jackrabbit-core
> Affects Versions: 2.0.0
> Reporter: angela
> Assignee: angela
> Fix For: 2.2.0
>
> Attachments: acl.zip
>
>
> 1. Performance in access control evaluation
> =====================================================================
> - main focus on
> > read performance
> > resource-based access control in .a.j.c/s/authorization/acl/*
> - comparison admin vs. anonymous with full permissions
> - comparision between shortcut and ACL-evaluation.
> - comparison JR 1.4 vs JR 2.0 [actually i will compare Day's CRX as it
> already provided
> some custom AC stuff with JR 1.4]
> 2. Potential Problems
> =====================================================================
> I would expect the most significant problems to be found in
> a) ACLProvider#retrieveResultEntries: calculating effective ACEs
> for each session separately.
> b) AclPermission:
> Each instance registering an event listener in order to
> keep the result cache up to date
> c) AclPermission:
> Resolution form Path to Item or to nearest existing Item
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