[jboss-dev] ConcurrentModificationException when installing EJBContainer

Carlo de Wolf cdewolf at redhat.com
Mon Sep 1 09:14:05 EDT 2008 

It is a race condition. When I stop in the debugger and continue on
nothing goes wrong.

Carlo

On Mon, 2008-09-01 at 13:27 +0200, Carlo de Wolf wrote:
> For some reason this pops up:
> 
> java.util.ConcurrentModificationException
>         at java.util.LinkedHashMap$LinkedHashIterator.nextEntry(LinkedHashMap.java:365)
>         at java.util.LinkedHashMap$KeyIterator.next(LinkedHashMap.java:376)
>         at org.jboss.aop.ClassContainer.makeInterceptorChains(ClassContainer.java:336)
>         at org.jboss.aop.ClassContainer.createInterceptorChains(ClassContainer.java:314)
>         at org.jboss.aop.ClassContainer.rebuildInterceptors(ClassContainer.java:139)
>         at org.jboss.aop.ClassContainer.initializeClassContainer(ClassContainer.java:73)
>         at org.jboss.aop.proxy.container.ClassProxyContainer.initialise(ClassProxyContainer.java:177)
>         at org.jboss.aop.proxy.container.ContainerCache.createContainer(ContainerCache.java:203)
>         at org.jboss.aop.proxy.container.ContainerCache.createAndCacheContainer(ContainerCache.java:191)
>         at org.jboss.aop.proxy.container.ContainerCache.initClassContainer(ContainerCache.java:164)
>         at org.jboss.aop.proxy.container.ContainerCache.initialise(ContainerCache.java:92)
>         at org.jboss.aop.proxy.container.ContainerCache.initialise(ContainerCache.java:72)
>         at org.jboss.aop.microcontainer.integration.AOPDependencyBuilder.getDependencies(AOPDependencyBuilder.java:99)
>         at org.jboss.kernel.plugins.dependency.DescribeAction.installActionInternal(DescribeAction.java:56)
>         at org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(InstallsAwareAction.java:54)
>         at org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(InstallsAwareAction.java:42)
>         at org.jboss.dependency.plugins.action.SimpleControllerContextAction.simpleInstallAction(SimpleControllerContextAction.java:62)
>         at org.jboss.dependency.plugins.action.AccessControllerContextAction.install(AccessControllerContextAction.java:71)
>         at org.jboss.dependency.plugins.AbstractControllerContextActions.install(AbstractControllerContextActions.java:51)
>         at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348)
>         at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1522)
>         at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:898)
>         at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1026)
>         at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:948)
>         at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:738)
>         at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:506)
>         at org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMetaDataDeployer.java:124)
>         at org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMetaDataDeployer.java:51)
>         at org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer.internalDeploy(AbstractSimpleRealDeployer.java:62)
>         at org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.deploy(AbstractRealDeployer.java:50)
>         at org.jboss.deployers.plugins.deployers.DeployerWrapper.deploy(DeployerWrapper.java:169)
>         at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:970)
>         at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:991)
>         at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1023)
>         at org.jboss.deployers.plugins.deployers.DeployersImpl.install(DeployersImpl.java:911)
>         at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348)
>         at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1522)
>         at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:898)
>         at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1026)
>         at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:948)
>         at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:786)
>         at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:519)
>         at org.jboss.deployers.plugins.deployers.DeployersImpl.process(DeployersImpl.java:594)
>         at org.jboss.deployers.plugins.main.MainDeployerImpl.process(MainDeployerImpl.java:541)
>         at org.jboss.deployment.services.DeploymentManagerService.deploy_phase2(DeploymentManagerService.java:412)
>         at org.jboss.deployment.services.DeploymentManagerService.deploy(DeploymentManagerService.java:295)
>         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:585)
>         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:157)
>         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:96)
>         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
>         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
>         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:668)
>         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:585)
>         at org.jboss.jmx.connector.invoker.InvokerAdaptorService.invoke(InvokerAdaptorService.java:270)
>         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:585)
>         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:157)
>         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:96)
>         at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:138)
>         at org.jboss.mx.server.Invocation.invoke(Invocation.java:90)
>         at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:140)
>         at org.jboss.jmx.connector.invoker.SerializableInterceptor.invoke(SerializableInterceptor.java:74)
>         at org.jboss.mx.server.Invocation.invoke(Invocation.java:90)
>         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
>         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:668)
>         at org.jboss.invocation.jrmp.server.JRMPProxyFactory.invoke(JRMPProxyFactory.java:179)
>         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:585)
>         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:157)
>         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:96)
>         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
>         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
>         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:668)
>         at org.jboss.invocation.jrmp.server.JRMPInvoker$MBeanServerAction.invoke(JRMPInvoker.java:815)
>         at org.jboss.invocation.jrmp.server.JRMPInvoker.invoke(JRMPInvoker.java:416)
>         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:585)
>         at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:294)
>         at sun.rmi.transport.Transport$1.run(Transport.java:153)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at sun.rmi.transport.Transport.serviceCall(Transport.java:149)
>         at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:466)
>         at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:707)
>         at java.lang.Thread.run(Thread.java:595)
> 
> Carlo
> 
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