[OAK-9565] NullPointerException on Session.logout()

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.40.0
• Fix Version/s: 1.42.0
• Component/s: jcr
• Assignee: Marcel Reutegger
• Reporter: Marcel Reutegger
• Created: 03/Sep/21 15:30
• Updated: 12/Jan/22 13:44
• Resolved: 07/Sep/21 11:52

Description

Calling Session.logout() concurrently from multiple threads may result in a NullPointerException:

java.lang.NullPointerException
	at org.apache.jackrabbit.oak.jcr.session.SessionImpl$10.performVoid(SessionImpl.java:474)
	at org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.performVoid(SessionDelegate.java:275)
	at org.apache.jackrabbit.oak.jcr.session.SessionImpl.logout(SessionImpl.java:471)

Issue Links

• is related to: OAK-9262 Incorrect session counter metric on concurrent logout
• links to: GitHub Pull Request #361