[embjopr-issues] [JBoss JIRA] Work started: (EMBJOPR-114) AS5 plugin: The "List All Subscriptions" operation for a Topic fails due to a NullPointerException

[Charles Crouch (JIRA)]

     [ https://jira.jboss.org/jira/browse/EMBJOPR-114?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on EMBJOPR-114 started by Charles Crouch.

> AS5 plugin: The "List All Subscriptions" operation for a Topic fails due to a NullPointerException
> --------------------------------------------------------------------------------------------------
>
>                 Key: EMBJOPR-114
>                 URL: https://jira.jboss.org/jira/browse/EMBJOPR-114
>             Project: Embedded Jopr
>          Issue Type: Bug
>          Components: Web App/Integration
>         Environment: JBoss AS Branch_5_x r86203, embjopr r251
>            Reporter: Farah Juma
>            Assignee: Charles Crouch
>             Fix For: 1.2
>
>         Attachments: ListAllSubscriptions.png
>
>
> Steps to reproduce:
> Navigate to the "Control" page for a Topic. Click on the "List All Subscriptions" button. The operations history table shows that the operation failed. Click on the "Show/Hide Details" link. The following error message gets displayed, as seen in the attached screenshot:
> java.lang.NullPointerException
> 	at org.rhq.plugins.jbossas5.util.ConversionUtils.instanceOf(ConversionUtils.java:438)
> 	at org.rhq.plugins.jbossas5.util.ConversionUtils.convertManagedOperationResults(ConversionUtils.java:427)
> 	at org.rhq.plugins.jbossas5.ManagedComponentComponent.invokeOperation(ManagedComponentComponent.java:136)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> 	at java.lang.reflect.Method.invoke(Method.java:585)
> 	at org.rhq.core.pc.inventory.ResourceContainer$ComponentInvocationThread.call(ResourceContainer.java:449)
> 	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:123)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675)
> 	at java.lang.Thread.run(Thread.java:595)

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