Author: rgodfrey
Date: Wed Feb 1 11:57:24 2012
New Revision: 1239095
URL: http://svn.apache.org/viewvc?rev=1239095&view=rev
Log:
QPID-3780 : guard against the possibility that the HWM is older than the queue
head
Modified:
qpid/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/queue/SimpleQueueEntryList.java
Modified:
qpid/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/queue/SimpleQueueEntryList.java
URL:
http://svn.apache.org/viewvc/qpid/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/queue/SimpleQueueEntryList.java?rev=1239095&r1=1239094&r2=1239095&view=diff
==============================================================================
---
qpid/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/queue/SimpleQueueEntryList.java
(original)
+++
qpid/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/queue/SimpleQueueEntryList.java
Wed Feb 1 11:57:24 2012
@@ -193,7 +193,7 @@ public class SimpleQueueEntryList implem
else
{
SimpleQueueEntryImpl unscavengedHWM = _unscavengedHWM.get();
- if(unscavengedHWM != null && unscavengedHWM.compareTo(next) < 0)
+ if(unscavengedHWM != null && (next == null ||
unscavengedHWM.compareTo(next) < 0))
{
_unscavengedHWM.compareAndSet(unscavengedHWM, null);
}
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