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https://issues.apache.org/jira/browse/JCR-2981?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13042237#comment-13042237
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Timothee Maret commented on JCR-2981:
-------------------------------------
>From the logs:
2011-06-01 17:30:58,665 DEBUG org.apache.jackrabbit.jcr2spi.WorkspaceManager -
Dump:
java.lang.NullPointerException
at
org.apache.jackrabbit.jcr2spi.hierarchy.HierarchyManagerImpl.lookup(HierarchyManagerImpl.java:92)
at
org.apache.jackrabbit.jcr2spi.hierarchy.HierarchyEventListener.pushEvents(HierarchyEventListener.java:152)
at
org.apache.jackrabbit.jcr2spi.hierarchy.HierarchyEventListener.onEvent(HierarchyEventListener.java:96)
at
org.apache.jackrabbit.jcr2spi.WorkspaceManager.onEventReceived(WorkspaceManager.java:781)
at
org.apache.jackrabbit.jcr2spi.WorkspaceManager.access$1100(WorkspaceManager.java:122)
at
org.apache.jackrabbit.jcr2spi.WorkspaceManager$ChangePolling.run(WorkspaceManager.java:1158)
at java.lang.Thread.run(Thread.java:680)
> Bundle of events may be dropped due to NP.
> ------------------------------------------
>
> Key: JCR-2981
> URL: https://issues.apache.org/jira/browse/JCR-2981
> Project: Jackrabbit Content Repository
> Issue Type: Bug
> Components: jackrabbit-jcr2spi
> Affects Versions: 2.2.5
> Reporter: Timothee Maret
> Priority: Minor
> Attachments: HierarchyManagerImpl.java.patch
>
>
> In [1], if the resolver fails to lookup a node entry, a NP is thrown. This
> exception will break the loop which forwards the events to the observer in
> [2].
> This will result in an observer not receiving events that he should have.
> [1]
> org.apache.jackrabbit.jcr2spi.hierarchy.HierarchyManagerImpl#lookup(ItemId
> workspaceItemId)
> [2]
> org.apache.jackrabbit.jcr2spi.WorkspaceManager#onEventReceived(EventBundle[]
> eventBundles,InternalEventListener[] lstnrs)
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