[hibernate-issues] [Hibernate-JIRA] Updated: (HHH-2928) optimizers for enhanced id generators should be synchronized against multi-threaded access
Maciej Baranowski (JIRA)
noreply at atlassian.com
Tue Dec 11 09:02:56 EST 2007
[ http://opensource.atlassian.com/projects/hibernate/browse/HHH-2928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Maciej Baranowski updated HHH-2928:
-----------------------------------
Attachment: NoopRaceConditionTest.java
Here is JUnit test doing actual database work - it simulates many inserts done by a few threads.
The target database needs to be Oracle to observe the race condition.
> optimizers for enhanced id generators should be synchronized against multi-threaded access
> ------------------------------------------------------------------------------------------
>
> Key: HHH-2928
> URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2928
> Project: Hibernate3
> Issue Type: Bug
> Components: core
> Affects Versions: 3.2.5
> Reporter: Steve Ebersole
> Assignee: Steve Ebersole
> Fix For: 3.2.6, 3.3
>
> Attachments: NoopOptimizerTest.java, NoopRaceConditionTest.java
>
>
> Currently the optimizers do not serialize access to their internal state when applying their optimizations. This only affects the pooled and hilo optimizers.
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