NullPointerException in ReflectionUtil.isAssignableFrom() in JBoss EAP 6.
Issue
- When null method expression parameters are passed in, the request fails and JBoss throws a NullPointerException from org.apache.el.util.ReflectionUtil.isAssignableFrom():
ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/jbossNullBug].[jsf]] (http-/0.0.0.0:8080-1) Servlet.service() for servlet jsf threw exception: java.lang.NullPointerException
at java.lang.Class.isAssignableFrom(Native Method) [rt.jar:1.7.0_01]
at org.apache.el.util.ReflectionUtil.isAssignableFrom(ReflectionUtil.java:319) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.el.util.ReflectionUtil.getMethod(ReflectionUtil.java:185) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.el.parser.AstValue.invoke(AstValue.java:257) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:278) [jbossweb-7.0.16.Final-redhat-1.jar:]
at com.sun.faces.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:105) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:88) [jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:102) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at javax.faces.component.UICommand.broadcast(UICommand.java:315) [jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:794) [jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1259) [jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:81) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:593) [jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:153) [jboss-as-web-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:155) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:368) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:679) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:931) [jbossweb-7.0.16.Final-redhat-1.jar:]
at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_01]
Environment
- JBoss Enterprise Application Platform (EAP) 6
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
