[jbossseam-issues] [JBoss JIRA] Commented: (JBSEAM-1681) NPE thrown when activating/passivinting the session in tomcat

Michael Youngstrom (JIRA) jira-events at lists.jboss.org
Tue Jul 17 15:50:47 EDT 2007


    [ http://jira.jboss.com/jira/browse/JBSEAM-1681?page=comments#action_12369256 ] 
            
Michael Youngstrom commented on JBSEAM-1681:
--------------------------------------------

So now on startup of tomcat 6 we will receive exceptions like below.  I'm going to checking my change and try to log an issue with tomcat to see if they want to change their sessionDidActivate() to be called after the contextInitialized() event has been invoked.

java.lang.IllegalStateException: Attempted to invoke a Seam component outside the an initialized application
	at org.jboss.seam.contexts.Lifecycle.getApplication(Lifecycle.java:36)
	at org.jboss.seam.contexts.Lifecycle.mockApplication(Lifecycle.java:107)
	at org.jboss.seam.Seam.componentForName(Seam.java:285)
	at org.jboss.seam.intercept.RootInterceptor.getComponent(RootInterceptor.java:222)
	at org.jboss.seam.intercept.JavaBeanInterceptor.callPostActivate(JavaBeanInterceptor.java:136)
	at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:68)
	at org.jboss.seam.example.spring.BookingListAction_$$_javassist_0.sessionDidActivate(BookingListAction_$$_javassist_0.java)
	at org.apache.catalina.session.StandardSession.activate(StandardSession.java:816)
	at org.apache.catalina.session.StandardManager.doLoad(StandardManager.java:397)
	at org.apache.catalina.session.StandardManager.load(StandardManager.java:321)
	at org.apache.catalina.session.StandardManager.start(StandardManager.java:637)
	at org.apache.catalina.core.ContainerBase.setManager(ContainerBase.java:438)
	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4255)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
	at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:825)
	at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:714)
	at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:490)
	at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
	at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
	at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
	at org.apache.catalina.core.StandardService.start(StandardService.java:516)
	at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:566)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:615)
	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)

> NPE thrown when activating/passivinting the session in tomcat
> -------------------------------------------------------------
>
>                 Key: JBSEAM-1681
>                 URL: http://jira.jboss.com/jira/browse/JBSEAM-1681
>             Project: JBoss Seam
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 2.0.0.CR1
>            Reporter: Michael Youngstrom
>         Assigned To: Michael Youngstrom
>             Fix For: 2.0.0.CR1
>
>
> I'm running Seam in tomcat 5.5.23.  When I shutdown I get an NPE.  It appears that contextDestroyed is being called before tomcat does the session passivation.  Any opinions on the best way to deal with this?  It's obviously fairly harmless but the message is semi annoying?
> java.lang.NullPointerException
> 	at org.jboss.seam.contexts.BasicContext.get(BasicContext.java:48)
> 	at org.jboss.seam.Component.forName(Component.java:1709)
> 	at org.jboss.seam.Component.getInstance(Component.java:1757)
> 	at org.jboss.seam.Component.getInstance(Component.java:1752)
> 	at org.jboss.seam.Component.getInstance(Component.java:1729)
> 	at org.jboss.seam.Component.getInstance(Component.java:1724)
> 	at org.jboss.seam.core.Events.instance(Events.java:154)
> 	at org.jboss.seam.core.Events.exists(Events.java:149)
> 	at org.jboss.seam.contexts.Contexts.destroy(Contexts.java:236)
> 	at org.jboss.seam.contexts.Lifecycle.endCall(Lifecycle.java:91)
> 	at org.jboss.seam.persistence.ManagedPersistenceContext.sessionWillPassivate(ManagedPersistenceContext.java:157)
> 	at org.apache.catalina.session.StandardSession.passivate(StandardSession.java:774)
> 	at org.apache.catalina.session.StandardManager.doUnload(StandardManager.java:516)
> 	at org.apache.catalina.session.StandardManager.unload(StandardManager.java:463)
> 	at org.apache.catalina.session.StandardManager.stop(StandardManager.java:667)
> 	at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4363)
> 	at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1067)
> 	at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1067)
> 	at org.apache.catalina.core.StandardEngine.stop(StandardEngine.java:448)
> 	at org.apache.catalina.core.StandardService.stop(StandardService.java:510)
> 	at org.apache.catalina.core.StandardServer.stop(StandardServer.java:734)
> 	at org.apache.catalina.startup.Catalina.stop(Catalina.java:602)
> 	at org.apache.catalina.startup.Catalina.start(Catalina.java:577)
> 	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.apache.catalina.startup.Bootstrap.start(Bootstrap.java:295)
> 	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:433)

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