[#RHQ-1065] NPE in EmbeddedJMXServerDiscoveryComponent

RHQ Project

NPE in EmbeddedJMXServerDiscoveryComponent

Created: 05/Nov/08 11:58 PM Updated: 16/Dec/08 03:33 PM

Component/s:

Plugins

Affects Version/s:

1.1

Fix Version/s:

1.2

Time Tracking:

Not Specified

Resolution Date:	13/Dec/08 12:06 AM
Date of First Response:	06/Nov/08 04:15 AM
VCS Revision:	2,357

Description

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2008-11-05 23:54:06,641 WARN [InventoryManager.discovery-1] (rhq.core.pc.inventory.RuntimeDiscoveryExecutor)- Failed to execute runtime discovery for Resources of type ResourceType[id=0, category=Server, name=JBoss AS JVM, plugin=JBossAS]
java.lang.NullPointerException
        at org.rhq.plugins.jmx.EmbeddedJMXServerDiscoveryComponent.discoverResources(EmbeddedJMXServerDiscoveryComponent.java:60)
        at org.rhq.core.pc.inventory.RuntimeDiscoveryExecutor.executeComponentDiscovery(RuntimeDiscoveryExecutor.java:246)
        at org.rhq.core.pc.inventory.RuntimeDiscoveryExecutor.discoverForResource(RuntimeDiscoveryExecutor.java:218)
        at org.rhq.core.pc.inventory.RuntimeDiscoveryExecutor.runtimeDiscover(RuntimeDiscoveryExecutor.java:136)
        at org.rhq.core.pc.inventory.RuntimeDiscoveryExecutor.call(RuntimeDiscoveryExecutor.java:97)
        at org.rhq.core.pc.inventory.RuntimeDiscoveryExecutor.call(RuntimeDiscoveryExecutor.java:54)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:98)

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Heiko W. Rupp - 06/Nov/08 04:15 AM

Are you running with native turned off?

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John Mazzitelli - 13/Dec/08 12:06 AM

yes, I probably did not have native enabled. fixed this NPE by checking to see if the native process was null or not. if null, skip the processing.