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Posted to java-dev@axis.apache.org by "Udayanga Wickramasinghe (JIRA)" <ji...@apache.org> on 2011/09/21 17:19:08 UTC
[jira] [Issue Comment Edited] (AXIS2-5152) RepositoryListener
ConcurrentModification Exception when accessing DeploymentEngine
deployerMap
[ https://issues.apache.org/jira/browse/AXIS2-5152?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13109569#comment-13109569 ]
Udayanga Wickramasinghe edited comment on AXIS2-5152 at 9/21/11 3:17 PM:
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this also relate to jira https://wso2.org/jira/browse/ESBJAVA-797
was (Author: udayangaw@wso2.com):
this is also relate to jira https://wso2.org/jira/browse/ESBJAVA-797
> RepositoryListener ConcurrentModification Exception when accessing DeploymentEngine deployerMap
> -----------------------------------------------------------------------------------------------
>
> Key: AXIS2-5152
> URL: https://issues.apache.org/jira/browse/AXIS2-5152
> Project: Axis2
> Issue Type: Bug
> Components: kernel
> Reporter: Udayanga Wickramasinghe
>
> Axis2 DeploymentEngine deployerMap seems to be not thread safe. Following exception can be thrown when there is a high concurrent acceess scenario with multiple deployers in place..
> Exception in thread "Timer-3" java.util.ConcurrentModificationException
> at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
> at java.util.HashMap$EntryIterator.next(HashMap.java:834)
> at java.util.HashMap$EntryIterator.next(HashMap.java:832)
> at org.apache.axis2.deployment.RepositoryListener.loadOtherDirectories(R
> epositoryListener.java:270)
> at org.apache.axis2.deployment.RepositoryListener.checkServices(Reposito
> ryListener.java:253)
> at org.apache.axis2.deployment.RepositoryListener.startListener(Reposito
> ryListener.java:365)
> at org.apache.axis2.deployment.scheduler.SchedulerTask.checkRepository(S
> chedulerTask.java:73)
> at org.apache.axis2.deployment.scheduler.SchedulerTask.run(SchedulerTask
> .java:94)
> at org.apache.axis2.deployment.scheduler.Scheduler$SchedulerTimerTask.ru
> n(Scheduler.java:93)
> at java.util.TimerThread.mainLoop(Timer.java:512)
> at java.util.TimerThread.run(Timer.java:462)
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