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Posted to dev@myfaces.apache.org by "Thomas Andraschko (Jira)" <de...@myfaces.apache.org> on 2026/06/19 13:14:00 UTC

[jira] [Commented] (MYFACES-4757) ApplicationImplEventManager.processGlobalListeners throws ArrayIndexOutOfBound when a SystemEventListener unsubscribe itself during processEvent

    [ https://issues.apache.org/jira/browse/MYFACES-4757?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18090188#comment-18090188 ] 

Thomas Andraschko commented on MYFACES-4757:
--------------------------------------------

Please provide a reproducer or unit test

> ApplicationImplEventManager.processGlobalListeners throws ArrayIndexOutOfBound when a SystemEventListener unsubscribe itself during processEvent
> ------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: MYFACES-4757
>                 URL: https://issues.apache.org/jira/browse/MYFACES-4757
>             Project: MyFaces Core
>          Issue Type: Bug
>            Reporter: Guillaume Avril
>            Priority: Major
>
> When a SystemEventListener unsubscribe itself durint processEvent, the ApplicationImplEventManager.processGlobalListeners throws an ArrayIndexOutOfBound, because the eventInfos list size reduced by one, and fail during the iteration by index.
>  
> To reproduce, just have a SystemEventListener that unsubscribes itself.



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