[jboss-jira] [JBoss JIRA] Resolved: (JBAS-4121) Race condition in JCA Pool Filler

[Weston Price (JIRA)]

     [ http://jira.jboss.com/jira/browse/JBAS-4121?page=all ]

Weston Price resolved JBAS-4121.
--------------------------------

    Fix Version/s: JBossAS-5.0.0.Beta2
                   JBossAS-4.2.0.CR1
       Resolution: Done

Added isEmpty() condtion prior to wait to avoid race condition where a pool can be added to the filler prior to entering the second synchronization block.

> Race condition in JCA Pool Filler
> ---------------------------------
>
>                 Key: JBAS-4121
>                 URL: http://jira.jboss.com/jira/browse/JBAS-4121
>             Project: JBoss Application Server
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>          Components: JCA service
>            Reporter: Adrian Brock
>         Assigned To: Weston Price
>             Fix For: JBossAS-5.0.0.Beta2, JBossAS-4.2.0.CR1
>
>
> There is a race condition in PoolFiller
> where a pool can be added to the filler
> between the check for a pool and the wait for a pool to be added.
> See the attached forum thread.

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