[OAK-1364] CacheLIRS concurrency issue

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.16
• Component/s: core
• Assignee: Thomas Mueller
• Reporter: Thomas Mueller
• Created: 29/Jan/14 09:56
• Updated: 10/Feb/14 13:51
• Resolved: 29/Jan/14 09:58

Description

Some of the methods of the cache can throw a NullPointerException when the cache is used concurrently. Example stack trace:

java.lang.NullPointerException: null
org.apache.jackrabbit.oak.cache.CacheLIRS.values(CacheLIRS.java:470) 
org.apache.jackrabbit.oak.cache.CacheLIRS$1.values(CacheLIRS.java:1432)
org.apache.jackrabbit.oak.plugins.segment.file.FileStore.flush(FileStore.java:205)