[jbossts-issues] [JBoss JIRA] (JBTM-3021) Running afterCompletion from reaper thread can get ConcurrentModificationException

Tom Jenkinson (JIRA) issues at jboss.org
Tue May 15 15:08:00 EDT 2018


     [ https://issues.jboss.org/browse/JBTM-3021?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tom Jenkinson updated JBTM-3021:
--------------------------------
        Status: Resolved  (was: Pull Request Sent)
    Resolution: Done


> Running afterCompletion from reaper thread can get ConcurrentModificationException
> ----------------------------------------------------------------------------------
>
>                 Key: JBTM-3021
>                 URL: https://issues.jboss.org/browse/JBTM-3021
>             Project: JBoss Transaction Manager
>          Issue Type: Bug
>            Reporter: Amos Feng
>            Assignee: Tom Jenkinson
>
> The way the locking works _syncLock and _synchs are used at different times and so it can be that _syncs is not locked and the .iterator() .next() might get CoModEx



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