[infinispan-issues] [JBoss JIRA] Created: (ISPN-289) NPE on AppClassLoader when calling DistributionManager.locateKey()

[Galder Zamarreno (JIRA)]

NPE on AppClassLoader when calling DistributionManager.locateKey()
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                 Key: ISPN-289
                 URL: https://jira.jboss.org/jira/browse/ISPN-289
             Project: Infinispan
          Issue Type: Bug
          Components: JMX, reporting and management
    Affects Versions: 4.0.0.CR2
            Reporter: Galder Zamarreno
            Assignee: Galder Zamarreno


When trying to call locateKey() via jopr, it throws:

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org.mc4j.ems.connection.EmsInvocationException: Exception on invocation of [locateKey]javax.management.MBeanException
	at org.mc4j.ems.impl.jmx.connection.bean.operation.DOperation.invoke(DOperation.java:127)
	at org.infinispan.jopr.CacheComponent.invokeOperation(CacheComponent.java:176)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at org.rhq.core.pc.inventory.ResourceContainer$ComponentInvocationThread.call(ResourceContainer.java:525)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
	at java.util.concurrent.FutureTask.run(FutureTask.java:166)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:636)
Caused by: javax.management.MBeanException
	at org.infinispan.jmx.ResourceDMBean.invoke(ResourceDMBean.java:222)
	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:857)
	at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:795)
	at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1449)
	at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:90)
	at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1284)
	at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1382)
	at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:807)
	at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
	at sun.rmi.transport.Transport$1.run(Transport.java:177)
	at java.security.AccessController.doPrivileged(Native Method)
	at sun.rmi.transport.Transport.serviceCall(Transport.java:173)
	at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:553)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:808)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:667)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:636)
	at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:273)
	at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:251)
	at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:160)
	at com.sun.jmx.remote.internal.PRef.invoke(Unknown Source)
	at javax.management.remote.rmi.RMIConnectionImpl_Stub.invoke(Unknown Source)
	at javax.management.remote.rmi.RMIConnector$RemoteMBeanServerConnection.invoke(RMIConnector.java:1001)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at org.mc4j.ems.impl.jmx.connection.support.providers.proxy.JMXRemotingMBeanServerProxy.invoke(JMXRemotingMBeanServerProxy.java:61)
	at $Proxy64.invoke(Unknown Source)
	at org.mc4j.ems.impl.jmx.connection.bean.operation.DOperation.invoke(DOperation.java:111)
	... 11 more
Caused by: java.lang.NullPointerException
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:287)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:264)
	at org.infinispan.util.Util.loadClass(Util.java:56)
	at org.infinispan.jmx.ResourceDMBean.getClassForName(ResourceDMBean.java:228)
	at org.infinispan.jmx.ResourceDMBean.invoke(ResourceDMBean.java:217)
	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:857)
	at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:795)
	at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1449)
	at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:90)
	at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1284)
	at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1382)
	at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:807)
	at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
	at sun.rmi.transport.Transport$1.run(Transport.java:177)
	at java.security.AccessController.doPrivileged(Native Method)
	at sun.rmi.transport.Transport.serviceCall(Transport.java:173)
	at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:553)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:808)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:667)
	... 3 more

The same operation via JConsole works fine.

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