[AMQ-7344] ActiveMQ WebConsole doesn't work on Karaf with Jackson 2.10.x

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 5.15.16, 5.16.3
• Component/s: Web Console
• Assignee: Jean-Baptiste Onofré
• Reporter: Jean-Baptiste Onofré
• Created: 16/Nov/19 14:47
• Updated: 27/May/21 13:39
• Resolved: 27/May/21 13:39

Description

Installing activemq-broker feature on Karaf 4.2.7 starts the broker without problem. However the web console deployment failed with the following exception:

15:46:13.572 ERROR [paxweb-extender-2-thread-1] Error deploying web application
java.lang.NullPointerException: null
        at org.apache.xbean.finder.BundleAssignableClassFinder.toASMStylePackageName(BundleAssignableClassFinder.java:257) ~[?:?]
        at org.apache.xbean.finder.BundleAssignableClassFinder.isClassAcceptable(BundleAssignableClassFinder.java:111) ~[?:?]
        at org.apache.xbean.osgi.bundle.util.BundleClassFinder.scanZip(BundleClassFinder.java:280) ~[?:?]
        at org.apache.xbean.osgi.bundle.util.BundleClassFinder.scanBundleClassPath(BundleClassFinder.java:237) ~[?:?]
        at org.apache.xbean.osgi.bundle.util.BundleClassFinder.find(BundleClassFinder.java:112) ~[?:?]
        at org.ops4j.pax.web.utils.ServletContainerInitializerScanner.scanBundles(ServletContainerInitializerScanner.java:118) ~[?:?]
        at org.ops4j.pax.web.service.jetty.internal.JettyServerWrapper.addContext(JettyServerWrapper.java:292) ~[?:?]
        at org.ops4j.pax.web.service.jetty.internal.JettyServerWrapper.getOrCreateContext(JettyServerWrapper.java:217) ~[?:?]
        at org.ops4j.pax.web.service.jetty.internal.JettyServerImpl.getContext(JettyServerImpl.java:312) ~[?:?]
        at org.ops4j.pax.web.service.jetty.internal.ServerControllerImpl$Started.getContext(ServerControllerImpl.java:373) ~[?:?]
        at org.ops4j.pax.web.service.jetty.internal.ServerControllerImpl.getContext(ServerControllerImpl.java:186) ~[?:?]
        at org.ops4j.pax.web.service.internal.HttpServiceStarted.begin(HttpServiceStarted.java:1246) ~[?:?]
        at org.ops4j.pax.web.service.internal.HttpServiceProxy.begin(HttpServiceProxy.java:451) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.RegisterWebAppVisitorWC.visit(RegisterWebAppVisitorWC.java:183) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.model.WebApp.accept(WebApp.java:621) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.WebAppPublisher$WebAppDependencyListener.register(WebAppPublisher.java:228) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.WebAppPublisher$WebAppDependencyListener.addingService(WebAppPublisher.java:173) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.WebAppPublisher$WebAppDependencyListener.addingService(WebAppPublisher.java:129) ~[?:?]
        at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:941) ~[osgi.core-6.0.0.jar:?]
        at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:870) ~[osgi.core-6.0.0.jar:?]
        at org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256) ~[osgi.core-6.0.0.jar:?]
        at org.osgi.util.tracker.AbstractTracked.trackInitial(AbstractTracked.java:183) ~[osgi.core-6.0.0.jar:?]
        at org.osgi.util.tracker.ServiceTracker.open(ServiceTracker.java:318) ~[osgi.core-6.0.0.jar:?]
        at org.osgi.util.tracker.ServiceTracker.open(ServiceTracker.java:261) ~[osgi.core-6.0.0.jar:?]
        at org.ops4j.pax.web.extender.war.internal.WebAppPublisher.publish(WebAppPublisher.java:98) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.WebObserver.deploy(WebObserver.java:217) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.WebObserver$1.doStart(WebObserver.java:172) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.extender.SimpleExtension.start(SimpleExtension.java:59) ~[?:?]
        at org.ops4j.pax.web.extender.war.internal.extender.AbstractExtender.lambda$createExtension$0(AbstractExtender.java:277) ~[?:?]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_172]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_172]
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [?:1.8.0_172]
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [?:1.8.0_172]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_172]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_172]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_172]
 

Issue Links

• blocks: AMQ-7320 Upgrade to Jackson 2.9.10.2