At which point in the lifecycle are you calling this method? Which version of MyFaces?
See this [1] for a very looong history on the subject. The behavior of this method has changed across JSF specs and JSF implementations accordingly. Dennis Byrne [1] https://issues.apache.org/jira/browse/MYFACES-1155 >-----Original Message----- >From: fischman_98 [mailto:[EMAIL PROTECTED] >Sent: Friday, September 29, 2006 11:29 AM >To: [email protected] >Subject: Re: getRenderKitId returning null > > >You're right and the title will lead to confusion...what I meant to ask is... > >Why is the call to getRenderKit return null? > >I have nothing set in faces config regarding Renderer....so any thoughts!?!? > > > >Jeff Bischoff wrote: >> >> He's right, your code is simply throwing the exception when it discovers >> that getRenderKitId() returns null. So you should be asking why the ID >> is null... >> >> Dennis Byrne wrote: >>> The stack trace suggests this is not happending when you call >>> UIViewRoot.getRenderKitId(). >>> >>> Is this code from Nico in the MyFaces repository? >>> >>> Dennis Byrne >>> >>>> -----Original Message----- >>>> From: fischman_98 [mailto:[EMAIL PROTECTED] >>>> Sent: Thursday, September 28, 2006 09:36 PM >>>> To: [email protected] >>>> Subject: getRenderKitId exception >>>> >>>> >>>> I'm getting an exception (see below) when calling >>>> uiViewRoot.getRenderKitId(). I've started reading about renderers with >>>> custom components, but I'm not doing anything special here... >>>> >>>> Anyone know how to solve this? >>>> >>>> BTW - I'm using this from excellent code provide by Nico Krijnen Mar 14, >>>> 2006; 09:58am... >>>> http://www.nabble.com/FW%3A-How-can-i-manually-save-and-restore-a-view%27s-state--tf1279120.html#a3397984 >>>> http://www.nabble.com/FW%3A-How-can-i-manually-save-and-restore-a-view%27s-state--tf1279120.html#a3397984 >>>> >>>> >>>> if (uiViewRoot.getRenderKitId() == null) { >>>> // Just to be sure... >>>> // uiViewRoot.setRenderKitId(renderKitId); >>>> System.out.println("4.2"); >>>> throw new RuntimeException("FIX ME IF THIS HAPPENS"); >>>> } >>>> >>>> java.lang.RuntimeException: FIX ME IF THIS HAPPENS >>>> at >>>> com.ngsimages.history.ViewState.restoreComponentState(ViewState.java:151) >>>> at com.ngsimages.history.ViewState.restoreView(ViewState.java:94) >>>> at com.ngsimages.history.ViewState.restore(ViewState.java:57) >>>> at >>>> com.ngsimages.security.AuthenticationBean.login(AuthenticationBean.java:135) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) >>>> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) >>>> at java.lang.reflect.Method.invoke(Unknown Source) >>>> at >>>> org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:129) >>>> at >>>> org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63) >>>> at javax.faces.component.UICommand.broadcast(UICommand.java:106) >>>> at >>>> javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:94) >>>> at >>>> javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:168) >>>> at >>>> org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:343) >>>> at >>>> org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86) >>>> at javax.faces.webapp.FacesServlet.service(FacesServlet.java:137) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) >>>> at >>>> org.hibernate.com.ngsimages.persistence.HibernateSessionRequestFilter.doFilter(HibernateSessionRequestFilter.java:40) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) >>>> at >>>> org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:144) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) >>>> at >>>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) >>>> at >>>> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) >>>> at >>>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) >>>> at >>>> org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198) >>>> at >>>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152) >>>> at >>>> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) >>>> at >>>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) >>>> at >>>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137) >>>> at >>>> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) >>>> at >>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118) >>>> at >>>> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) >>>> at >>>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) >>>> at >>>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) >>>> at >>>> org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) >>>> at >>>> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) >>>> at >>>> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929) >>>> at >>>> org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160) >>>> at >>>> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799) >>>> at >>>> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705) >>>> at >>>> org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577) >>>> at >>>> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683) >>>> at java.lang.Thread.run(Unknown Source) >>>> >>>> -- >>>> View this message in context: >>>> http://www.nabble.com/getRenderKitId-exception-tf2354536.html#a6558041 >>>> Sent from the MyFaces - Users mailing list archive at Nabble.com. >>>> >>>> >>> >>> >>> >>> >>> >> >> >> >> > >-- >View this message in context: >http://www.nabble.com/getRenderKitId-exception-tf2354536.html#a6567156 >Sent from the MyFaces - Users mailing list archive at Nabble.com. > >
