Uploaded image for project: 'Struts 2'
  1. Struts 2
  2. WW-3163

NPE on JBoss for struts.convention.classes.reload=true

VotersWatch issueWatchersLinkCloneUpdate Comment AuthorReplace String in CommentUpdate Comment VisibilityDelete Comments
    XMLWordPrintableJSON

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.1.6
    • Fix Version/s: 2.1.8
    • Component/s: Plugin - Convention
    • Labels:
      None

      Description

      NPE is thrown on JBoss 4.2.3.ga when struts.convention.classes.reload=true. When I disable class reloading in the convention plugin application starts correctly.

      java.lang.NullPointerException
      at org.apache.struts2.convention.classloader.ReloadingClassLoader.<init>(ReloadingClassLoader.java:53)
      at org.apache.struts2.convention.PackageBasedActionConfigBuilder.initReloadClassLoader(PackageBasedActionConfigBuilder.java:241)
      at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:255)
      at org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:52)
      at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:200)
      at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:55)
      at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:360)
      at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:403)
      at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:190)
      at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:275)
      at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:397)
      at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:108)
      at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3722)
      at org.apache.catalina.core.StandardContext.start(StandardContext.java:4367)
      at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:790)
      at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:770)
      at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:553)
      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.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:296)
      at org.jboss.mx.server.RawDynamicInvoker.invoke(RawDynamicInvoker.java:164)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
      at org.apache.catalina.core.StandardContext.init(StandardContext.java:5312)
      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.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:296)
      at org.jboss.mx.server.RawDynamicInvoker.invoke(RawDynamicInvoker.java:164)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
      at org.jboss.web.tomcat.service.TomcatDeployer.performDeployInternal(TomcatDeployer.java:301)
      at org.jboss.web.tomcat.service.TomcatDeployer.performDeploy(TomcatDeployer.java:104)
      at org.jboss.web.AbstractWebDeployer.start(AbstractWebDeployer.java:375)
      at org.jboss.web.WebModule.startModule(WebModule.java:83)
      at org.jboss.web.WebModule.startService(WebModule.java:61)
      at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:289)
      at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:245)
      at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
      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:155)
      at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
      at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
      at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
      at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:978)
      at $Proxy0.start(Unknown Source)
      at org.jboss.system.ServiceController.start(ServiceController.java:417)
      at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
      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:155)
      at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
      at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
      at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
      at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
      at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
      at $Proxy44.start(Unknown Source)
      at org.jboss.web.AbstractWebContainer.start(AbstractWebContainer.java:466)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:585)
      at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
      at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
      at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133)
      at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
      at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142)
      at org.jboss.mx.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:97)
      at org.jboss.system.InterceptorServiceMBeanSupport.invokeNext(InterceptorServiceMBeanSupport.java:238)
      at org.jboss.wsf.container.jboss42.DeployerInterceptor.start(DeployerInterceptor.java:87)
      at org.jboss.deployment.SubDeployerInterceptorSupport$XMBeanInterceptor.start(SubDeployerInterceptorSupport.java:188)
      at org.jboss.deployment.SubDeployerInterceptor.invoke(SubDeployerInterceptor.java:95)
      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:659)
      at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
      at $Proxy45.start(Unknown Source)
      at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1025)
      at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:819)
      at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:782)
      at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source)
      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:155)
      at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
      at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133)
      at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
      at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142)
      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:659)
      at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
      at $Proxy9.deploy(Unknown Source)
      at org.jboss.deployment.scanner.URLDeploymentScanner.deploy(URLDeploymentScanner.java:421)
      at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentScanner.java:634)
      at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.doScan(AbstractDeploymentScanner.java:263)
      at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.loop(AbstractDeploymentScanner.java:274)
      at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.run(AbstractDeploymentScanner.java:225)

        Attachments

          Activity

            People

            • Assignee:
              wesw@wantii.com Wes Wannemacher
              Reporter:
              mkuthan Marcin Kuthan

              Dates

              • Created:
                Updated:
                Resolved:

                Issue deployment