Justin Edelson created SLING-3339:
-------------------------------------
Summary: avoid Oak warning about external events
Key: SLING-3339
URL: https://issues.apache.org/jira/browse/SLING-3339
Project: Sling
Issue Type: Improvement
Reporter: Justin Edelson
When running Sling with Oak, the following warning is raised:
{code}
24.01.2014 10:28:44.905 *WARN* [pool-3-thread-1]
org.apache.jackrabbit.oak.jcr.observation.ObservationManagerImpl Event listener
///*[11111b] is trying to access user information of event EventImpl{type=1,
jcrPath='/OakRepositoryIT1390577324073', userID='admin',
identifier='/OakRepositoryIT1390577324073', info={}, date=1390577324092,
userData=null, external=false} without checking whether the event is external.
java.lang.Exception: The event listener was registered here:
at
org.apache.jackrabbit.commons.observation.ListenerTracker.<init>(ListenerTracker.java:59)
at
org.apache.jackrabbit.oak.jcr.observation.ObservationManagerImpl$1.<init>(ObservationManagerImpl.java:113)
at
org.apache.jackrabbit.oak.jcr.observation.ObservationManagerImpl.addEventListener(ObservationManagerImpl.java:111)
at
org.apache.sling.jcr.resource.internal.JcrResourceListener.<init>(JcrResourceListener.java:119)
at
org.apache.sling.jcr.resource.internal.helper.jcr.JcrResourceProviderFactory.activate(JcrResourceProviderFactory.java:82)
{code}
The reason for which can be found at
http://jackrabbit.apache.org/oak/docs/differences.html#Observation
To avoid this warning, isExternal() should be checked before calling
getUserID().
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