[esb-issues] [JBoss JIRA] Commented: (JBESB-2459) Concurrent access in ESB Quartz Scheduler initialization

[Kevin Conner (JIRA)]

    [ https://jira.jboss.org/jira/browse/JBESB-2459?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12456148#action_12456148 ] 

Kevin Conner commented on JBESB-2459:
-------------------------------------

Apologies to Trev, they were sent to Julian

https://jira.jboss.org/jira/browse/JBPAPP-1602
https://jira.jboss.org/jira/browse/JBAS-6381


> Concurrent access in ESB Quartz Scheduler initialization
> --------------------------------------------------------
>
>                 Key: JBESB-2459
>                 URL: https://jira.jboss.org/jira/browse/JBESB-2459
>             Project: JBoss ESB
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>          Components: Rosetta
>    Affects Versions: 4.4 CP2
>            Reporter: Jiri Pechanec
>            Assignee: Kevin Conner
>         Attachments: exs.log.gz
>
>
> I placed all Seam examples to deploy dir and started the server, I got the following exception during the startup
> 2009-03-09 11:34:20,945 INFO  [org.quartz.core.QuartzScheduler] Quartz Scheduler v.1.5.2 created.
> 2009-03-09 11:34:20,945 INFO  [org.quartz.simpl.RAMJobStore] RAMJobStore initialized.
> 2009-03-09 11:34:20,945 INFO  [org.quartz.impl.StdSchedulerFactory] Quartz scheduler 'ESBScheduler:jbossesb.esb' initialized from an externally provided properties instance.
> 2009-03-09 11:34:20,945 INFO  [org.quartz.impl.StdSchedulerFactory] Quartz scheduler version: 1.5.2
> 2009-03-09 11:34:20,945 INFO  [org.quartz.core.QuartzScheduler] Scheduler ESBScheduler:jbossesb.esb_$_NON_CLUSTERED started.
> 2009-03-09 11:34:21,087 INFO  [org.quartz.core.JobRunShell] Job ESBScheduler.ESBJob1 threw a JobExecutionException:
> org.quartz.JobExecutionException: Unexpected exception on ESBJob1
>         at org.jboss.soa.esb.schedule.SchedulerJob$ESBScheduledJob.execute(SchedulerJob.java:299)
>         at org.quartz.core.JobRunShell.run(JobRunShell.java:203)
>         at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:520)
> Caused by: java.util.ConcurrentModificationException
>         at java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1031)
>         at java.util.TreeMap$KeyIterator.next(TreeMap.java:1058)
>         at org.jboss.mx.loading.LoadMgr3.beginLoadTask(LoadMgr3.java:235)
>         at org.jboss.mx.loading.RepositoryClassLoader.loadClassImpl(RepositoryClassLoader.java:514)
>         at org.jboss.mx.loading.RepositoryClassLoader.loadClass(RepositoryClassLoader.java:408)
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
>         at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
>         at org.jboss.internal.soa.esb.message.format.xml.MessageImpl.<init>(MessageImpl.java:78)
>         at org.jboss.internal.soa.esb.message.format.xml.XMLMessagePlugin.getMessage(XMLMessagePlugin.java:46)
>         at org.jboss.internal.soa.esb.message.format.MessageFactoryImpl.getMessage(MessageFactoryImpl.java:109)
>         at org.jboss.soa.esb.schedule.RedeliverEventMessageComposer.composeMessage(RedeliverEventMessageComposer.java:25)
>         at org.jboss.soa.esb.listeners.ScheduleListener.onSchedule(ScheduleListener.java:118)
>         at org.jboss.soa.esb.listeners.lifecycle.AbstractScheduledManagedLifecycle$1.onSchedule(AbstractScheduledManagedLifecycle.java:68)
>         at org.jboss.soa.esb.schedule.SchedulerJob$ESBScheduledJob.execute(SchedulerJob.java:289)
>         ... 2 more
> Unfortunately it is very very very rare to generate it twice.
> Full log is attached

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