[jboss-jira] [JBoss JIRA] (DROOLS-284) Timer nullpointer due to race condition during update

[RH Bugzilla Integration (JIRA)]

    [ https://issues.jboss.org/browse/DROOLS-284?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12926118#comment-12926118 ] 

RH Bugzilla Integration commented on DROOLS-284:
------------------------------------------------

Ryan Zhang <rzhang at redhat.com> changed the Status of [bug 1015323|https://bugzilla.redhat.com/show_bug.cgi?id=1015323] from MODIFIED to ON_QA
                
> Timer nullpointer due to race condition during update
> -----------------------------------------------------
>
>                 Key: DROOLS-284
>                 URL: https://issues.jboss.org/browse/DROOLS-284
>             Project: Drools
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>            Reporter: Mark Proctor
>            Assignee: Mark Proctor
>             Fix For: 6.0.0.CR5
>
>
> If the timer fires at the same time as an update it results in the child being propagated twice. We need to synchronize to ensure that this does not happen. The update should cancel the timer, so it doens't try and schedule a propagation.

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