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Posted to dev@jackrabbit.apache.org by "William Louth (JIRA)" <ji...@apache.org> on 2007/01/18 14:03:29 UTC

[jira] Created: (JCR-712) NPE Exception Thrown By FileJournal During Commit Operation

NPE Exception Thrown By FileJournal During Commit Operation
-----------------------------------------------------------

                 Key: JCR-712
                 URL: https://issues.apache.org/jira/browse/JCR-712
             Project: Jackrabbit
          Issue Type: Bug
          Components: core
    Affects Versions: 1.2.1
         Environment: Mac OSX, Cluster of 2 JCR JVM's
            Reporter: William Louth
             Fix For: 1.2.1


The following exception stack traces appearing repeatedly during a performance test of a JCR cluster at a customer site. 

ERROR - Unexpected error while preparing log entry.
java.lang.NullPointerException
	at org.apache.jackrabbit.core.cluster.FileRevision.unlock(FileRevision.java:117)
	at org.apache.jackrabbit.core.cluster.FileRevision.get(FileRevision.java:146)
	at org.apache.jackrabbit.core.cluster.FileJournal.sync(FileJournal.java:296)
	at org.apache.jackrabbit.core.cluster.FileJournal.begin(FileJournal.java:435)
	at org.apache.jackrabbit.core.cluster.ClusterNode.updatePrepared(ClusterNode.java:399)
	at org.apache.jackrabbit.core.cluster.ClusterNode.access$000(ClusterNode.java:40)
	at org.apache.jackrabbit.core.cluster.ClusterNode$WorkspaceUpdateChannel.updatePrepared(ClusterNode.java:559)
	at org.apache.jackrabbit.core.state.SharedItemStateManager$Update.begin(SharedItemStateManager.java:647)
	at org.apache.jackrabbit.core.state.SharedItemStateManager.beginUpdate(SharedItemStateManager.java:778)
	at org.apache.jackrabbit.core.state.SharedItemStateManager.update(SharedItemStateManager.java:808)
	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:326)
	at org.apache.jackrabbit.core.state.XAItemStateManager.update(XAItemStateManager.java:313)
	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:302)
	at org.apache.jackrabbit.core.state.SessionItemStateManager.update(SessionItemStateManager.java:295)
	at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1204)
	at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:821)
	
ERROR - Unexpected error while committing log entry.
java.lang.NullPointerException
	at org.apache.jackrabbit.core.cluster.FileJournal.commit(FileJournal.java:660)
	at org.apache.jackrabbit.core.cluster.ClusterNode.updateCommitted(ClusterNode.java:425)
	at org.apache.jackrabbit.core.cluster.ClusterNode$WorkspaceUpdateChannel.updateCommitted(ClusterNode.java:566)
	at org.apache.jackrabbit.core.state.SharedItemStateManager$Update.end(SharedItemStateManager.java:712)
	at org.apache.jackrabbit.core.state.SharedItemStateManager.update(SharedItemStateManager.java:808)
	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:326)
	at org.apache.jackrabbit.core.state.XAItemStateManager.update(XAItemStateManager.java:313)
	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:302)
	at org.apache.jackrabbit.core.state.SessionItemStateManager.update(SessionItemStateManager.java:295)
	at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1204)
	at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:821)
	

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[jira] Assigned: (JCR-712) NPE Exception Thrown By FileJournal During Commit Operation

Posted by "Dominique Pfister (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/JCR-712?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dominique Pfister reassigned JCR-712:
-------------------------------------

    Assignee: Dominique Pfister

> NPE Exception Thrown By FileJournal During Commit Operation
> -----------------------------------------------------------
>
>                 Key: JCR-712
>                 URL: https://issues.apache.org/jira/browse/JCR-712
>             Project: Jackrabbit
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.2.1
>         Environment: Mac OSX, Cluster of 2 JCR JVM's
>            Reporter: William Louth
>         Assigned To: Dominique Pfister
>             Fix For: 1.2.1
>
>
> The following exception stack traces appearing repeatedly during a performance test of a JCR cluster at a customer site. 
> ERROR - Unexpected error while preparing log entry.
> java.lang.NullPointerException
> 	at org.apache.jackrabbit.core.cluster.FileRevision.unlock(FileRevision.java:117)
> 	at org.apache.jackrabbit.core.cluster.FileRevision.get(FileRevision.java:146)
> 	at org.apache.jackrabbit.core.cluster.FileJournal.sync(FileJournal.java:296)
> 	at org.apache.jackrabbit.core.cluster.FileJournal.begin(FileJournal.java:435)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode.updatePrepared(ClusterNode.java:399)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode.access$000(ClusterNode.java:40)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode$WorkspaceUpdateChannel.updatePrepared(ClusterNode.java:559)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager$Update.begin(SharedItemStateManager.java:647)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.beginUpdate(SharedItemStateManager.java:778)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.update(SharedItemStateManager.java:808)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:326)
> 	at org.apache.jackrabbit.core.state.XAItemStateManager.update(XAItemStateManager.java:313)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:302)
> 	at org.apache.jackrabbit.core.state.SessionItemStateManager.update(SessionItemStateManager.java:295)
> 	at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1204)
> 	at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:821)
> 	
> ERROR - Unexpected error while committing log entry.
> java.lang.NullPointerException
> 	at org.apache.jackrabbit.core.cluster.FileJournal.commit(FileJournal.java:660)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode.updateCommitted(ClusterNode.java:425)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode$WorkspaceUpdateChannel.updateCommitted(ClusterNode.java:566)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager$Update.end(SharedItemStateManager.java:712)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.update(SharedItemStateManager.java:808)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:326)
> 	at org.apache.jackrabbit.core.state.XAItemStateManager.update(XAItemStateManager.java:313)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:302)
> 	at org.apache.jackrabbit.core.state.SessionItemStateManager.update(SessionItemStateManager.java:295)
> 	at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1204)
> 	at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:821)
> 	

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[jira] Resolved: (JCR-712) NPE Exception Thrown By FileJournal During Commit Operation

Posted by "Dominique Pfister (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/JCR-712?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dominique Pfister resolved JCR-712.
-----------------------------------

       Resolution: Fixed
    Fix Version/s:     (was: 1.2.1)
                   1.2.2

I've noticed this error before refactoring most of FileJournal's code into a base class during resolution of  JCR-702. After having refactored and added some more validations in FileRevision, the error did not show up anymore.

Therefore, setting this bug to fixed, with revision 495239.

> NPE Exception Thrown By FileJournal During Commit Operation
> -----------------------------------------------------------
>
>                 Key: JCR-712
>                 URL: https://issues.apache.org/jira/browse/JCR-712
>             Project: Jackrabbit
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.2.1
>         Environment: Mac OSX, Cluster of 2 JCR JVM's
>            Reporter: William Louth
>         Assigned To: Dominique Pfister
>             Fix For: 1.2.2
>
>
> The following exception stack traces appearing repeatedly during a performance test of a JCR cluster at a customer site. 
> ERROR - Unexpected error while preparing log entry.
> java.lang.NullPointerException
> 	at org.apache.jackrabbit.core.cluster.FileRevision.unlock(FileRevision.java:117)
> 	at org.apache.jackrabbit.core.cluster.FileRevision.get(FileRevision.java:146)
> 	at org.apache.jackrabbit.core.cluster.FileJournal.sync(FileJournal.java:296)
> 	at org.apache.jackrabbit.core.cluster.FileJournal.begin(FileJournal.java:435)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode.updatePrepared(ClusterNode.java:399)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode.access$000(ClusterNode.java:40)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode$WorkspaceUpdateChannel.updatePrepared(ClusterNode.java:559)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager$Update.begin(SharedItemStateManager.java:647)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.beginUpdate(SharedItemStateManager.java:778)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.update(SharedItemStateManager.java:808)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:326)
> 	at org.apache.jackrabbit.core.state.XAItemStateManager.update(XAItemStateManager.java:313)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:302)
> 	at org.apache.jackrabbit.core.state.SessionItemStateManager.update(SessionItemStateManager.java:295)
> 	at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1204)
> 	at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:821)
> 	
> ERROR - Unexpected error while committing log entry.
> java.lang.NullPointerException
> 	at org.apache.jackrabbit.core.cluster.FileJournal.commit(FileJournal.java:660)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode.updateCommitted(ClusterNode.java:425)
> 	at org.apache.jackrabbit.core.cluster.ClusterNode$WorkspaceUpdateChannel.updateCommitted(ClusterNode.java:566)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager$Update.end(SharedItemStateManager.java:712)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.update(SharedItemStateManager.java:808)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:326)
> 	at org.apache.jackrabbit.core.state.XAItemStateManager.update(XAItemStateManager.java:313)
> 	at org.apache.jackrabbit.core.state.LocalItemStateManager.update(LocalItemStateManager.java:302)
> 	at org.apache.jackrabbit.core.state.SessionItemStateManager.update(SessionItemStateManager.java:295)
> 	at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1204)
> 	at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:821)
> 	

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