NPE in CachingHierarchyManager (missing synchronization in LRUEntry.remove)
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Key: JCR-161
URL: http://issues.apache.org/jira/browse/JCR-161
Project: Jackrabbit
Type: Bug
Reporter: fabrizio giustina
Priority: Minor
stacktrace from jackrabbit rev. 191499
http://svn.apache.org/viewcvs.cgi?rev=191499&view=rev
java.lang.NullPointerException
at
org.apache.jackrabbit.core.CachingHierarchyManager$LRUEntry.remove(CachingHierarchyManager.java:638)
at
org.apache.jackrabbit.core.CachingHierarchyManager$LRUEntry.touch(CachingHierarchyManager.java:657)
at
org.apache.jackrabbit.core.CachingHierarchyManager.resolvePath(CachingHierarchyManager.java:180)
at org.apache.jackrabbit.core.ItemManager.getItem(ItemManager.java:341)
at org.apache.jackrabbit.core.ItemImpl.getAncestor(ItemImpl.java:1469)
I found this error at least a couple of times in my logs, probably due to a
missing synchronization in the LRUEntry.remove method.
Line 638 of cachingManager rev 191499:
public void remove() {
if (previous != null) {
previous.next = next; // ----> NPE here
}
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