ELException: java.lang.NullPointerException: bean parameter can not be null
---------------------------------------------------------------------------
Key: EXTCDI-253
URL: https://issues.apache.org/jira/browse/EXTCDI-253
Project: MyFaces CODI
Issue Type: Bug
Affects Versions: 1.0.2
Reporter: Matthias Weßendorf
check out the following demo project:
https://github.com/matzew/modern-ee-app20
it works fine with codi 1.0.1, BUT I get an NPE when I use 1.0.2 (on the create
dialog):
http://localhost:9090/faces/new_person.xhtml
--> click the <h:commandButton /> button in the page and (with 1.0.2 only...)
you hit this stack trace:
{code}
org.apache.myfaces.view.facelets.el.ContextAwareELException:
javax.el.ELException: java.lang.NullPointerException: bean parameter can not be
null
at
org.apache.myfaces.view.facelets.el.ContextAwareTagMethodExpression.invoke(ContextAwareTagMethodExpression.java:108)
at
org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:72)
at
org.apache.myfaces.extensions.cdi.jsf.impl.security.SecurityViolationAwareActionListener.processAction(SecurityViolationAwareActionListener.java:56)
at
org.apache.myfaces.extensions.cdi.jsf.impl.config.view.ViewControllerActionListener.processAction(ViewControllerActionListener.java:68)
at
org.apache.myfaces.extensions.cdi.jsf.impl.listener.action.CodiActionListener.processAction(CodiActionListener.java:58)
at javax.faces.component.UICommand.broadcast(UICommand.java:120)
at javax.faces.component.UIViewRoot._broadcastAll(UIViewRoot.java:1013)
at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:284)
at javax.faces.component.UIViewRoot._process(UIViewRoot.java:1302)
at
javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:745)
at
org.apache.myfaces.lifecycle.InvokeApplicationExecutor.execute(InvokeApplicationExecutor.java:38)
at
org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:170)
at
org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)
at
org.apache.myfaces.extensions.cdi.jsf2.impl.listener.phase.CodiLifecycleWrapper.execute(CodiLifecycleWrapper.java:95)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:197)
at
org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:546)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1283)
at com.ocpsoft.pretty.PrettyFilter.doFilter(PrettyFilter.java:118)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1254)
at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:481)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119)
at
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:516)
at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:230)
at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:956)
at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:411)
at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:188)
at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:891)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
at
org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:247)
at
org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:151)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:114)
at org.eclipse.jetty.server.Server.handle(Server.java:353)
at
org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:598)
at
org.eclipse.jetty.server.HttpConnection$RequestHandler.content(HttpConnection.java:1076)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:805)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:218)
at
org.eclipse.jetty.server.HttpConnection.handle(HttpConnection.java:427)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:510)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint.access$000(SelectChannelEndPoint.java:34)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:40)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:450)
at java.lang.Thread.run(Thread.java:680)
Caused by: javax.el.ELException: java.lang.NullPointerException: bean parameter
can not be null
at com.sun.el.parser.AstValue.invoke(AstValue.java:238)
at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:297)
at
org.apache.myfaces.view.facelets.el.ContextAwareTagMethodExpression.invoke(ContextAwareTagMethodExpression.java:96)
... 41 more
Caused by: java.lang.NullPointerException: bean parameter can not be null
at org.apache.webbeans.util.Asserts.assertNotNull(Asserts.java:51)
at
org.apache.webbeans.container.BeanManagerImpl.getReference(BeanManagerImpl.java:890)
at
org.apache.webbeans.container.InjectableBeanManager.getReference(InjectableBeanManager.java:133)
at
org.apache.myfaces.extensions.cdi.jpa.impl.transaction.TransactionalInterceptorStrategy.resolveEntityManagerForQualifier(TransactionalInterceptorStrategy.java:252)
at
org.apache.myfaces.extensions.cdi.jpa.impl.transaction.TransactionalInterceptorStrategy.execute(TransactionalInterceptorStrategy.java:101)
at
org.apache.myfaces.extensions.cdi.jpa.impl.transaction.TransactionalInterceptor.executeInTransaction(TransactionalInterceptor.java:54)
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.apache.webbeans.intercept.InvocationContextImpl.proceedAroundInvokes(InvocationContextImpl.java:239)
at
org.apache.webbeans.intercept.InvocationContextImpl.proceed(InvocationContextImpl.java:178)
at
org.apache.webbeans.intercept.DependentScopedBeanInterceptorHandler.callAroundInvokes(DependentScopedBeanInterceptorHandler.java:85)
at
org.apache.webbeans.intercept.InterceptorHandler.invoke(InterceptorHandler.java:305)
at
org.apache.webbeans.intercept.DependentScopedBeanInterceptorHandler.invoke(DependentScopedBeanInterceptorHandler.java:74)
at
net.wessendorf.enterprise.jpa.dao.PersonDao_$$_javassist_29.persist(PersonDao_$$_javassist_29.java)
at
net.wessendorf.enterprise.service.PersonServerImpl.savePerson(PersonServerImpl.java:38)
at
net.wessendorf.enterprise.faces.CreatePersonController.createPerson(CreatePersonController.java:34)
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.apache.webbeans.intercept.InterceptorHandler.invoke(InterceptorHandler.java:329)
at
org.apache.webbeans.intercept.NormalScopedBeanInterceptorHandler.invoke(NormalScopedBeanInterceptorHandler.java:122)
at
net.wessendorf.enterprise.faces.CreatePersonController_$$_javassist_28.createPerson(CreatePersonController_$$_javassist_28.java)
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 com.sun.el.parser.AstValue.invoke(AstValue.java:234)
... 43 more
{code}
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