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Posted to issues@maven.apache.org by "nicolas de loof (JIRA)" <ji...@codehaus.org> on 2007/04/03 09:16:06 UTC
[jira] Updated: (WAGON-79) ConcurrentModificationException :
TransferEventSupport needs synchronization
[ http://jira.codehaus.org/browse/WAGON-79?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
nicolas de loof updated WAGON-79:
---------------------------------
Attachment: WAGON-79.patch
synchronized acces to listeners ArrayList
> ConcurrentModificationException : TransferEventSupport needs synchronization
> ----------------------------------------------------------------------------
>
> Key: WAGON-79
> URL: http://jira.codehaus.org/browse/WAGON-79
> Project: wagon
> Issue Type: Bug
> Components: wagon-provider-api
> Affects Versions: 1.0
> Environment: archiva Snapshot
> Reporter: nicolas de loof
> Attachments: WAGON-79.patch
>
>
> I get some thraead-safety issues with maven archiva :
> 2007-04-02 10:11:25,392 [http-8888-1] ERROR [RepositoryServlet] - "Servlet.service()" pour la servlet RepositoryServlet a généré une exception
> java.util.ConcurrentModificationException
> at java.util.AbstractList$Itr.checkForComodification(Unknown Source)
> at java.util.AbstractList$Itr.next(Unknown Source)
> at org.apache.maven.wagon.events.TransferEventSupport.fireTransferProgress (TransferEventSupport.java:117)
> at org.apache.maven.wagon.AbstractWagon.fireTransferProgress(AbstractWagon.java:350)
> There is a thread-safety issue in Wagon TransferEventSupport
> The listeners list is an ArrayList and add/remove/fireEvent methods are not synchronized.
> This requires either synchronization or use of a CopyOnWriteArrayList (java5 or backport).
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