[ 
https://issues.apache.org/jira/browse/ARTEMIS-2350?focusedWorklogId=267007&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-267007
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ASF GitHub Bot logged work on ARTEMIS-2350:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 25/Jun/19 20:03
            Start Date: 25/Jun/19 20:03
    Worklog Time Spent: 10m 
      Work Description: asfgit commented on pull request #2677: ARTEMIS-2350 
Fix ClassNotFoundException while invoking listConsumers
URL: https://github.com/apache/activemq-artemis/pull/2677
 
 
   
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 267007)
    Time Spent: 1.5h  (was: 1h 20m)

> ClassNotFoundException while invoking ActiveMQServerControlImpl::listConsumers
> ------------------------------------------------------------------------------
>
>                 Key: ARTEMIS-2350
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-2350
>             Project: ActiveMQ Artemis
>          Issue Type: Bug
>          Components: Broker
>    Affects Versions: 2.8.1
>            Reporter: yangwei
>            Priority: Major
>             Fix For: 2.10.0
>
>          Time Spent: 1.5h
>  Remaining Estimate: 0h
>
> The exception is as follows:
> 2019-05-22 20:27:25,842 FINE [sun.rmi.server.call] RMI TCP 
> Connection(3)-10.49.7.20: [10.49.7.20] exception: : 
> javax.management.RuntimeMBeanException: javax.json.JsonException: 
> org.apache.johnzon.core.JsonProviderImpl not found
>  at 
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.rethrow(DefaultMBeanServerInterceptor.java:839)
>  [rt.jar:1.8.0_121]
>  at 
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.rethrowMaybeMBeanException(DefaultMBeanServerInterceptor.java:852)
>  [rt.jar:1.8.0_121]
>  at 
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:821)
>  [rt.jar:1.8.0_121]
>  at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801) 
> [rt.jar:1.8.0_121]
>  at 
> javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
>  [rt.jar:1.8.0_121]
>  at 
> javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
>  [rt.jar:1.8.0_121]
>  at 
> javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
>  [rt.jar:1.8.0_121]
>  at 
> javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
>  [rt.jar:1.8.0_121]
>  at 
> javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
>  [rt.jar:1.8.0_121]
>  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
> [rt.jar:1.8.0_121]
>  at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
> [rt.jar:1.8.0_121]
>  at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  [rt.jar:1.8.0_121]
>  at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_121]
>  at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:346) 
> [rt.jar:1.8.0_121]
>  at sun.rmi.transport.Transport$1.run(Transport.java:200) [rt.jar:1.8.0_121]
>  at sun.rmi.transport.Transport$1.run(Transport.java:197) [rt.jar:1.8.0_121]
>  at java.security.AccessController.doPrivileged(Native Method) 
> [rt.jar:1.8.0_121]
>  at sun.rmi.transport.Transport.serviceCall(Transport.java:196) 
> [rt.jar:1.8.0_121]
>  at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568) 
> [rt.jar:1.8.0_121]
>  at 
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
>  [rt.jar:1.8.0_121]
>  at 
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
>  [rt.jar:1.8.0_121]
>  at java.security.AccessController.doPrivileged(Native Method) 
> [rt.jar:1.8.0_121]
>  at 
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
>  [rt.jar:1.8.0_121]
>  at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>  [rt.jar:1.8.0_121]
>  at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>  [rt.jar:1.8.0_121]
>  at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_121]
> Caused by: javax.json.JsonException: org.apache.johnzon.core.JsonProviderImpl 
> not found
> at javax.json.spi.JsonProvider.doLoadProvider(JsonProvider.java:132)
>  at javax.json.spi.JsonProvider.provider(JsonProvider.java:64)
>  at javax.json.Json.createReader(Json.java:68)
>  at 
> org.apache.activemq.artemis.api.core.JsonUtil.readJsonObject(JsonUtil.java:282)
>  at 
> org.apache.activemq.artemis.core.management.impl.view.ActiveMQAbstractView.setOptions(ActiveMQAbstractView.java:122)
>  at 
> org.apache.activemq.artemis.core.management.impl.ActiveMQServerControlImpl.listConsumers(ActiveMQServerControlImpl.java:2222)
>  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
> [rt.jar:1.8.0_121]
>  at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
> [rt.jar:1.8.0_121]
>  at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  [rt.jar:1.8.0_121]
>  at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_121]
>  at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:71) [rt.jar:1.8.0_121]
>  at sun.reflect.GeneratedMethodAccessor12.invoke(Unknown Source) [:1.8.0_121]
>  at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  [rt.jar:1.8.0_121]
>  at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_121]
>  at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:275) [rt.jar:1.8.0_121]
>  at 
> com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:112)
>  [rt.jar:1.8.0_121]
>  at 
> com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:46)
>  [rt.jar:1.8.0_121]
>  at 
> com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:237) 
> [rt.jar:1.8.0_121]
>  at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:138) 
> [rt.jar:1.8.0_121]
>  at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:252) 
> [rt.jar:1.8.0_121]
>  at javax.management.StandardMBean.invoke(StandardMBean.java:405) 
> [rt.jar:1.8.0_121]
>  at 
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
>  [rt.jar:1.8.0_121]
>  ... 23 more
> Caused by: java.lang.ClassNotFoundException: 
> org.apache.johnzon.core.JsonProviderImpl
>  at java.net.URLClassLoader.findClass(URLClassLoader.java:381) 
> [rt.jar:1.8.0_121]
>  at java.lang.ClassLoader.loadClass(ClassLoader.java:424) [rt.jar:1.8.0_121]
>  at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) 
> [rt.jar:1.8.0_121]
>  at java.lang.ClassLoader.loadClass(ClassLoader.java:357) [rt.jar:1.8.0_121]
>  at javax.json.spi.JsonProvider.doLoadProvider(JsonProvider.java:129)
>  ... 44 more
>  
> JsonUtil::readJsonObject uses Json::createReader which load JsonProvider in 
> the SystemClassLoader. Use JsonLoader::createReader instead where 
> JsonProvider is loaded in the UrlClassLoader.
>  



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