[jboss-jira] [JBoss JIRA] Updated: (JBMESSAGING-321) Use lock free queues for JDK1.5

Wed Mar 14 00:30:59 EDT 2007

     [ http://jira.jboss.com/jira/browse/JBMESSAGING-321?page=all ]

Ovidiu Feodorov updated JBMESSAGING-321:
----------------------------------------

    Fix Version/s: Unscheduled
                       (was: 1.2.1)

> Use lock free queues for JDK1.5
> -------------------------------
>
>                 Key: JBMESSAGING-321
>                 URL: http://jira.jboss.com/jira/browse/JBMESSAGING-321
>             Project: JBoss Messaging
>          Issue Type: Feature Request
>          Components: Messaging Core
>            Reporter: Tim Fox
>         Assigned To: Tim Fox
>            Priority: Optional
>             Fix For: Unscheduled
>
>   Original Estimate: 3 days
>  Remaining Estimate: 3 days
>
> JDK1.5 concurrent classes utilise processor Compare and Swap (CAS) instructions to allow wait free (lock free) data struictures to be created.
> We could detect whether the user is running JDK1.5 and use non blocking synchronization in our queues. Should improve concurrency.

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