NullPointerException upon startup in CassandraDaemonService
-----------------------------------------------------------

                 Key: AMDATUCASSANDRA-71
                 URL: http://jira.amdatu.org/jira/browse/AMDATUCASSANDRA-71
             Project: Amdatu Cassandra
          Issue Type: Bug
          Components: Cassandra daemon
    Affects Versions: 0.2.0
            Reporter: Ivo Ladage - van Doorn
             Fix For: 0.2.1


java.lang.NullPointerException
        at 
org.amdatu.cassandra.application.service.CassandraDaemonServiceImpl.equalComparator(CassandraDaemonServiceImp
l.java:374)
        at 
org.amdatu.cassandra.application.service.CassandraDaemonServiceImpl.isColumnFamilyChanged(CassandraDaemonServ
iceImpl.java:388)
        at 
org.amdatu.cassandra.listener.service.ColumnFamilyHandler.addOrUpdateColumnFamily(ColumnFamilyHandler.java:10
6)
        at 
org.amdatu.cassandra.listener.service.ColumnFamilyHandler.columnFamilyProviderAdded(ColumnFamilyHandler.java:
56)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at 
org.apache.felix.dm.InvocationUtil.invokeMethod(InvocationUtil.java:45)
        at 
org.apache.felix.dm.InvocationUtil.invokeCallbackMethod(InvocationUtil.java:13)
        at 
org.apache.felix.dm.impl.ComponentImpl.invokeCallbackMethod(ComponentImpl.java:684)
        at 
org.apache.felix.dm.impl.dependencies.ServiceDependencyImpl.invoke(ServiceDependencyImpl.java:555)
        at 
org.apache.felix.dm.impl.dependencies.ServiceDependencyImpl.invokeAdded(ServiceDependencyImpl.java:534)
        at 
org.apache.felix.dm.impl.dependencies.ServiceDependencyImpl.addedService(ServiceDependencyImpl.java:465)
        at 
org.apache.felix.dm.tracker.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1145)
        at 
org.apache.felix.dm.tracker.AbstractTracked.trackAdding(AbstractTracked.java:286)
        at 
org.apache.felix.dm.tracker.AbstractTracked.trackInitial(AbstractTracked.java:183)
        at 
org.apache.felix.dm.tracker.ServiceTracker.open(ServiceTracker.java:342)
        at 
org.apache.felix.dm.tracker.ServiceTracker.open(ServiceTracker.java:276)
        at 
org.apache.felix.dm.impl.dependencies.ServiceDependencyImpl.start(ServiceDependencyImpl.java:414)
        at 
org.apache.felix.dm.impl.ComponentImpl.startTrackingOptional(ComponentImpl.java:704)
        at 
org.apache.felix.dm.impl.ComponentImpl.bindService(ComponentImpl.java:622)
        at 
org.apache.felix.dm.impl.ComponentImpl.access$400(ComponentImpl.java:52)
        at org.apache.felix.dm.impl.ComponentImpl$7.run(ComponentImpl.java:178)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:47)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.access$000(SerialExecutor.java:33)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:50)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.execute(SerialExecutor.java:68)
        at 
org.apache.felix.dm.impl.ComponentImpl.calculateStateChanges(ComponentImpl.java:228)
        at 
org.apache.felix.dm.impl.ComponentImpl.dependencyAvailable(ComponentImpl.java:371)
        at 
org.apache.felix.dm.impl.dependencies.ServiceDependencyImpl.addedService(ServiceDependencyImpl.java:459)
        at 
org.apache.felix.dm.tracker.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1145)
        at 
org.apache.felix.dm.tracker.AbstractTracked.trackAdding(AbstractTracked.java:286)
        at 
org.apache.felix.dm.tracker.AbstractTracked.track(AbstractTracked.java:232)
        at 
org.apache.felix.dm.tracker.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1026)
        at 
org.apache.felix.framework.util.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:864)
        at 
org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:732)
        at 
org.apache.felix.framework.util.EventDispatcher.fireServiceEvent(EventDispatcher.java:662)
        at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:3726)
        at org.apache.felix.framework.Felix.access$000(Felix.java:80)
        at org.apache.felix.framework.Felix$2.serviceChanged(Felix.java:717)
        at 
org.apache.felix.framework.ServiceRegistry.registerService(ServiceRegistry.java:107)
        at org.apache.felix.framework.Felix.registerService(Felix.java:2847)
        at 
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:251)
        at 
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:229)
        at 
org.apache.felix.dm.impl.ComponentImpl.registerService(ComponentImpl.java:860)
        at 
org.apache.felix.dm.impl.ComponentImpl.bindService(ComponentImpl.java:624)
        at 
org.apache.felix.dm.impl.ComponentImpl.access$400(ComponentImpl.java:52)
        at org.apache.felix.dm.impl.ComponentImpl$7.run(ComponentImpl.java:178)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:47)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.access$000(SerialExecutor.java:33)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:50)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.execute(SerialExecutor.java:68)
        at 
org.apache.felix.dm.impl.ComponentImpl.calculateStateChanges(ComponentImpl.java:228)
        at 
org.apache.felix.dm.impl.ComponentImpl.dependencyAvailable(ComponentImpl.java:371)
        at 
org.apache.felix.dm.impl.dependencies.ServiceDependencyImpl.addedService(ServiceDependencyImpl.java:459)
        at 
org.apache.felix.dm.tracker.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1145)
        at 
org.apache.felix.dm.tracker.AbstractTracked.trackAdding(AbstractTracked.java:286)
        at 
org.apache.felix.dm.tracker.AbstractTracked.track(AbstractTracked.java:232)
        at 
org.apache.felix.dm.tracker.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1026)
        at 
org.apache.felix.framework.util.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:864)
        at 
org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:732)
        at 
org.apache.felix.framework.util.EventDispatcher.fireServiceEvent(EventDispatcher.java:662)
        at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:3726)
        at org.apache.felix.framework.Felix.access$000(Felix.java:80)
        at org.apache.felix.framework.Felix$2.serviceChanged(Felix.java:717)
        at 
org.apache.felix.framework.ServiceRegistry.registerService(ServiceRegistry.java:107)
        at org.apache.felix.framework.Felix.registerService(Felix.java:2847)
        at 
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:251)
        at 
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:229)
        at 
org.apache.felix.dm.impl.ComponentImpl.registerService(ComponentImpl.java:860)
        at 
org.apache.felix.dm.impl.ComponentImpl.bindService(ComponentImpl.java:624)
        at 
org.apache.felix.dm.impl.ComponentImpl.access$400(ComponentImpl.java:52)
        at org.apache.felix.dm.impl.ComponentImpl$7.run(ComponentImpl.java:178)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:47)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.access$000(SerialExecutor.java:33)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:50)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.execute(SerialExecutor.java:68)
        at 
org.apache.felix.dm.impl.ComponentImpl.calculateStateChanges(ComponentImpl.java:228)
        at 
org.apache.felix.dm.impl.ComponentImpl.dependencyAvailable(ComponentImpl.java:371)
        at 
org.apache.felix.dm.impl.dependencies.ServiceDependencyImpl.addedService(ServiceDependencyImpl.java:459)
        at 
org.apache.felix.dm.tracker.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1145)
        at 
org.apache.felix.dm.tracker.AbstractTracked.trackAdding(AbstractTracked.java:286)
        at 
org.apache.felix.dm.tracker.AbstractTracked.track(AbstractTracked.java:232)
        at 
org.apache.felix.dm.tracker.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1026)
        at 
org.apache.felix.framework.util.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:864)
        at 
org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:732)
        at 
org.apache.felix.framework.util.EventDispatcher.fireServiceEvent(EventDispatcher.java:662)
        at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:3726)
        at org.apache.felix.framework.Felix.access$000(Felix.java:80)
        at org.apache.felix.framework.Felix$2.serviceChanged(Felix.java:717)
        at 
org.apache.felix.framework.ServiceRegistry.registerService(ServiceRegistry.java:107)
        at org.apache.felix.framework.Felix.registerService(Felix.java:2847)
        at 
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:251)
        at 
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:229)
        at 
org.apache.felix.dm.impl.ComponentImpl.registerService(ComponentImpl.java:860)
        at 
org.apache.felix.dm.impl.ComponentImpl.bindService(ComponentImpl.java:624)
        at 
org.apache.felix.dm.impl.ComponentImpl.access$400(ComponentImpl.java:52)
        at org.apache.felix.dm.impl.ComponentImpl$7.run(ComponentImpl.java:178)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:47)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.access$000(SerialExecutor.java:33)
        at org.apache.felix.dm.impl.SerialExecutor$1.run(SerialExecutor.java:50)
        at 
org.apache.felix.dm.impl.SerialExecutor.scheduleNext(SerialExecutor.java:84)
        at 
org.apache.felix.dm.impl.SerialExecutor.execute(SerialExecutor.java:68)
        at 
org.apache.felix.dm.impl.ComponentImpl.calculateStateChanges(ComponentImpl.java:228)
        at org.apache.felix.dm.impl.ComponentImpl.start(ComponentImpl.java:406)
        at org.apache.felix.dm.DependencyManager.add(DependencyManager.java:81)
        at 
org.amdatu.cassandra.application.service.CassandraDaemonActivatorImpl$CassandraDaemonListenerThread.run(Cassa
ndraDaemonActivatorImpl.java:173)

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