[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-3001) The NoopOptimizer is not thread safe

[Laszlo Sas (JIRA)]

    [ http://opensource.atlassian.com/projects/hibernate/browse/HHH-3001?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=37880#action_37880 ] 

Laszlo Sas commented on HHH-3001:
---------------------------------

Hello Steve,

if getLastSourceValue() is never called in production environment, then it will work. :)

Maciej's solution is better in this case.

Thanks for the fast response,

Laszlo

> The NoopOptimizer is not thread safe
> ------------------------------------
>
>                 Key: HHH-3001
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3001
>             Project: Hibernate Core
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 3.2.4.sp1, 3.2.6
>         Environment: 3.2.6, 3.2.4sp1, Oracle
>            Reporter: Maciej Baranowski
>            Assignee: Steve Ebersole
>             Fix For: 3.5.4, 3.6.0.Beta1
>
>         Attachments: testcase.src.zip
>
>          Time Spent: 22m
>  Remaining Estimate: 0h
>
> When SequenceStyleGenerator is used with Oracle it uses by default NoopOptimizer. The optimizer is not thread-safe and causes constraint violation errors while inserting data into the database.

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