[mod_cluster-issues] [JBoss JIRA] (MODCLUSTER-85) HAModClusterService can throw NullPointerExceptions after a partition merge

HAModClusterService can throw NullPointerExceptions after a partition merge --------------------------------------------------------------------------- Key: MODCLUSTER-85 URL: https://issues.jboss.org/browse/MODCLUSTER-85 Project: mod_cluster Issue Type: Bug Security Level: Public(Everyone can see) Affects Versions: 1.0.0.GA Reporter: Paul Ferraro Assignee: Paul Ferraro Fix For: 1.0.3.GA, 1.1.0.Beta1 This is caused by updateClusterStatus rpcs returning null if a merged node has master status. Make sure all rpcs get the same treatment. 2009-07-27 14:29:48,134 INFO [org.jboss.ha.framework.interfaces.HAPartition.DefaultPartition] (Incoming-20,10.248.107.114:32770) New cluster view for partition DefaultPartition: 4 ([10.240.62.47:1099, 10.248.107.114:1099, 10.249.195.196:1099] delta: 2) 2009-07-27 14:29:48,137 INFO [org.jboss.ha.framework.server.DistributedReplicantManagerImpl.DefaultPartition] (AsynchViewChangeHandler Thread) Merging partitions... 2009-07-27 14:29:48,137 INFO [org.jboss.ha.framework.server.DistributedReplicantManagerImpl.DefaultPartition] (AsynchViewChangeHandler Thread) Dead members: 0 2009-07-27 14:29:48,137 INFO [org.jboss.ha.framework.server.DistributedReplicantManagerImpl.DefaultPartition] (AsynchViewChangeHandler Thread) Originating groups: [[10.240.62.47:32769|3] [10.240.62.47:32769, 10.249.195.196:32769], [10.248.107.114:32770|0] [10.248.107.114:32770]] 2009-07-27 14:29:50,878 ERROR [org.apache.catalina.core.ContainerBase] (ContainerBackgroundProcessor[StandardEngine[jboss.web]]) Exception invoking periodic operation: java.lang.NullPointerException at org.jboss.modcluster.ha.HAModClusterService$ClusteredCatalinaEventHandler.updateClusterStatus(HAModClusterService.java:896) at org.jboss.modcluster.ha.HAModClusterService$ClusteredCatalinaEventHandler.status(HAModClusterService.java:836) at org.jboss.modcluster.ha.HAModClusterService$ClusteredCatalinaEventHandler.status(HAModClusterService.java:781) at org.jboss.modcluster.CatalinaEventHandlerAdapter.lifecycleEvent(CatalinaEventHandlerAdapter.java:157) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117) at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1348) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1612) at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1601) at java.lang.Thread.run(Thread.java:636)