[jboss-user] [Installation, Configuration & Deployment] - Re: ClassCastException due to Xerces conflict during app dep

rheydenr02 do-not-reply at jboss.com
Thu Dec 10 04:38:00 EST 2009


Hi,
I've run into the same problem and tried to fix it with a jboss-classloading.xml. But, unfortunately, it didn't work for me. The curiosity is that another WAR file is working. And, additionally, a third WAR file without  jboss-classloading.xml works perfectly. Here is my scenario:

- First.war (this works fine)
+--- jboss-classloading.xml


  | <classloading xmlns="urn:jboss:classloading:1.0"
  |               name="first.war"
  |               domain="IsolatedWithParentDomain"
  |               parent-domain="DefaultDomain"
  |               export-all="NON_EMPTY"
  |               import-all="true"
  |               parent-first="false"/>
  | 

- Second.war (doesn't work)
+--- jboss-classloading.xml

  | <classloading xmlns="urn:jboss:classloading:1.0"
  |               name="second.war"
  |               domain="secondDomain"
  |               export-all="NON_EMPTY"
  |               import-all="true"
  |               parent-first="false"/>
  | 

- Third.war (works)
(no jboss-classloading.xml included)

The exception I get is as follows:


  | 11:23:55,424 INFO  [[/second]] Initializing log4j from [classpath:log4j.properties]
  | 11:23:55,450 ERROR [[/second]] Exception sending context initialized event to listener instance of class org.springframework.web.util.Log4jConfigListener
  | java.lang.ExceptionInInitializerError
  | 	at org.apache.log4j.PropertyConfigurator.configure(PropertyConfigurator.java:336)
  | 	at org.springframework.util.Log4jConfigurer.initLogging(Log4jConfigurer.java:73)
  | 	at org.springframework.web.util.Log4jWebConfigurer.initLogging(Log4jWebConfigurer.java:152)
  | 	at org.springframework.web.util.Log4jConfigListener.contextInitialized(Log4jConfigListener.java:47)
  | 	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3910)
  | 	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4393)
  | 	at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeployInternal(TomcatDeployment.java:312)
  | 	at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeploy(TomcatDeployment.java:144)
  | 	at org.jboss.web.deployers.AbstractWarDeployment.start(AbstractWarDeployment.java:461)
  | 	at org.jboss.web.deployers.WebModule.startModule(WebModule.java:118)
  | 	at org.jboss.web.deployers.WebModule.start(WebModule.java:97)
  | 	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:597)
  | 	at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:157)
  | 	at org.jboss.mx.server.Invocation.dispatch(Invocation.java:96)
  | 	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:668)
  | 	at org.jboss.system.microcontainer.ServiceProxy.invoke(ServiceProxy.java:206)
  | 	at $Proxy36.start(Unknown Source)
  | 	at org.jboss.system.microcontainer.StartStopLifecycleAction.installAction(StartStopLifecycleAction.java:42)
  | 	at org.jboss.system.microcontainer.StartStopLifecycleAction.installAction(StartStopLifecycleAction.java:37)
  | 	at org.jboss.dependency.plugins.action.SimpleControllerContextAction.simpleInstallAction(SimpleControllerContextAction.java:62)
  | 	at org.jboss.dependency.plugins.action.AccessControllerContextAction.install(AccessControllerContextAction.java:71)
  | 	at org.jboss.dependency.plugins.AbstractControllerContextActions.install(AbstractControllerContextActions.java:51)
  | 	at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348)
  | 	at org.jboss.system.microcontainer.ServiceControllerContext.install(ServiceControllerContext.java:286)
  | 	at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1598)
  | 	at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:934)
  | 	at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1062)
  | 	at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:984)
  | 	at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:822)
  | 	at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:553)
  | 	at org.jboss.system.ServiceController.doChange(ServiceController.java:688)
  | 	at org.jboss.system.ServiceController.start(ServiceController.java:460)
  | 	at org.jboss.system.deployers.ServiceDeployer.start(ServiceDeployer.java:163)
  | 	at org.jboss.system.deployers.ServiceDeployer.deploy(ServiceDeployer.java:99)
  | 	at org.jboss.system.deployers.ServiceDeployer.deploy(ServiceDeployer.java:46)
  | 	at org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer.internalDeploy(AbstractSimpleRealDeployer.java:62)
  | 	at org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.deploy(AbstractRealDeployer.java:50)
  | 	at org.jboss.deployers.plugins.deployers.DeployerWrapper.deploy(DeployerWrapper.java:171)
  | 	at org.jboss.deployers.plugins.deployers.DeployersImpl.doDeploy(DeployersImpl.java:1439)
  | 	at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1157)
  | 	at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1178)
  | 	at org.jboss.deployers.plugins.deployers.DeployersImpl.install(DeployersImpl.java:1098)
  | 	at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348)
  | 	at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1598)
  | 	at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:934)
  | 	at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1062)
  | 	at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:984)
  | 	at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:822)
  | 	at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:553)
  | 	at org.jboss.deployers.plugins.deployers.DeployersImpl.process(DeployersImpl.java:781)
  | 	at org.jboss.deployers.plugins.main.MainDeployerImpl.process(MainDeployerImpl.java:698)
  | 	at org.jboss.system.server.profileservice.hotdeploy.HDScanner.scan(HDScanner.java:290)
  | 	at org.jboss.system.server.profileservice.hotdeploy.HDScanner.run(HDScanner.java:221)
  | 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
  | 	at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
  | 	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
  | 	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98)
  | 	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:181)
  | 	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:205)
  | 	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
  | 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
  | 	at java.lang.Thread.run(Thread.java:619)
  | Caused by: java.lang.ClassCastException: org.apache.xerces.jaxp.DocumentBuilderFactoryImpl cannot be cast to javax.xml.parsers.DocumentBuilderFactory
  | 	at javax.xml.parsers.DocumentBuilderFactory.newInstance(Unknown Source)
  | 	at org.apache.log4j.xml.DOMConfigurator.doConfigure(DOMConfigurator.java:694)
  | 	at org.apache.log4j.xml.DOMConfigurator.doConfigure(DOMConfigurator.java:618)
  | 	at org.apache.log4j.helpers.OptionConverter.selectAndConfigure(OptionConverter.java:470)
  | 	at org.apache.log4j.LogManager.<clinit>(LogManager.java:122)
  | 

Is there another way to solve this issue? I've read through a bunch of articles which stated that jboss-classloading.xml is the solution for all the problems, but it didn't help. Or is there another point which I've overseen?

TIA,
Ralf.

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