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Posted to issues@solr.apache.org by "Meryem Gülbudak (Jira)" <ji...@apache.org> on 2025/08/28 22:54:00 UTC

[jira] [Commented] (SOLR-17559) DocCollection should be fully immutable.

    [ https://issues.apache.org/jira/browse/SOLR-17559?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18016898#comment-18016898 ] 

Meryem Gülbudak commented on SOLR-17559:
----------------------------------------

Hi [~dsmiley],

I would like to work on this issue. Is it still available?

> DocCollection should be fully immutable.
> ----------------------------------------
>
>                 Key: SOLR-17559
>                 URL: https://issues.apache.org/jira/browse/SOLR-17559
>             Project: Solr
>          Issue Type: Improvement
>          Components: SolrCloud, SolrJ
>            Reporter: David Smiley
>            Assignee: David Smiley
>            Priority: Minor
>              Labels: newdev
>             Fix For: main (10.0)
>
>
> DocCollection (a collection's SolrCloud state) has a number of accessors that return mutable data structures.  The worst offender is getActiveSlicesArr, returning an array.  To reduce the risk of accidental changes, any state exposure should be immutable.
> See this [comment|https://issues.apache.org/jira/browse/SOLR-12723?focusedCommentId=17897805&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-17897805] for more context.



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