[weld-issues] [JBoss JIRA] (WELD-2223) Registering servlet listener on tomcat embedded fails

[John Ament (JIRA)]

Title: Message Title

John Ament commented on WELD-2223   Re: Registering servlet listener on tomcat embedded fails Here's output from main thread: Name: main State: WAITING on java.util.concurrent.FutureTask@70a09034 Total blocked: 0 Total waited: 45   Stack trace: sun.misc.Unsafe.park(Native Method) java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) java.util.concurrent.FutureTask.awaitDone(FutureTask.java:429) java.util.concurrent.FutureTask.get(FutureTask.java:191) org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:939) - locked org.apache.catalina.core.StandardEngine@120b1811 org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262) - locked org.apache.catalina.core.StandardEngine@120b1811 org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) - locked org.apache.catalina.core.StandardEngine@120b1811 org.apache.catalina.core.StandardService.startInternal(StandardService.java:422) - locked org.apache.catalina.core.StandardEngine@120b1811 org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) - locked org.apache.catalina.core.StandardService@637d2e14 org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:793) - locked java.lang.Object@1b362fbe org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) - locked org.apache.catalina.core.StandardServer@34816ba0 org.apache.catalina.startup.Tomcat.start(Tomcat.java:342) ws.ament.hammock.web.tomcat.TomcatWebServer.start(TomcatWebServer.java:106) ws.ament.hammock.web.tomcat.TomcatWebServer$Proxy$_$$_WeldClientProxy.start(Unknown Source) ws.ament.hammock.web.spi.StartWebServer.init(StartWebServer.java:54) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:498) org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:88) org.jboss.weld.injection.MethodInvocationStrategy$SpecialParamPlusBeanManagerStrategy.invoke(MethodInvocationStrategy.java:144) org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:299) org.jboss.weld.event.ExtensionObserverMethodImpl.sendEvent(ExtensionObserverMethodImpl.java:124) - locked org.jboss.weld.Container@59d10cb1 org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:277) org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:255) org.jboss.weld.event.ObserverNotifier.notifySyncObservers(ObserverNotifier.java:269) org.jboss.weld.event.ObserverNotifier.notify(ObserverNotifier.java:258) org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:154) org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:148) org.jboss.weld.bootstrap.events.AbstractContainerEvent.fire(AbstractContainerEvent.java:53) org.jboss.weld.bootstrap.events.AbstractDeploymentContainerEvent.fire(AbstractDeploymentContainerEvent.java:35) org.jboss.weld.bootstrap.events.AfterDeploymentValidationImpl.fire(AfterDeploymentValidationImpl.java:28) org.jboss.weld.bootstrap.WeldStartup.validateBeans(WeldStartup.java:458) org.jboss.weld.bootstrap.WeldBootstrap.validateBeans(WeldBootstrap.java:90) - locked org.jboss.weld.bootstrap.WeldBootstrap@7e0036b1 org.jboss.weld.environment.se.Weld.initialize(Weld.java:608) org.jboss.weld.environment.se.StartMain.go(StartMain.java:44) org.jboss.weld.environment.se.StartMain.main(StartMain.java:53) And the tomcat startstop thread Name: localhost-startStop-1 State: BLOCKED on org.jboss.weld.Container@59d10cb1 owned by: main Total blocked: 1 Total waited: 0   Stack trace: org.jboss.weld.servlet.HttpContextLifecycle.contextInitialized(HttpContextLifecycle.java:143) org.jboss.weld.servlet.WeldInitialListener.contextInitialized(WeldInitialListener.java:105) org.jboss.weld.servlet.api.helpers.ForwardingServletListener.contextInitialized(ForwardingServletListener.java:34) org.jboss.weld.environment.servlet.Listener.contextInitialized(Listener.java:122) org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4727) org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5189) - locked org.apache.catalina.core.StandardContext@377994f8 org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) - locked org.apache.catalina.core.StandardContext@377994f8 org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1404) org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1394) java.util.concurrent.FutureTask.run(FutureTask.java:266) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) java.lang.Thread.run(Thread.java:745) It appears from looking at the main thread, the lock is a contention between the reference in HttpContextLifecycle and this line of code https://github.com/weld/core/blob/2.4/impl/src/main/java/org/jboss/weld/event/ExtensionObserverMethodImpl.java#L123 Add Comment   This message was sent by Atlassian JIRA (v7.2.3#72005-sha1:73be91d)

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