Using indirect 'action' on a <h:commandButton>
rgustav Jun 9, 2008 7:28 PMHopefully someone's got some hints on this...
My goal is to be able to setup a Facelet tag which will output buttons with all the necessary standard decorations for 'alt', 'image', etc.
So the standard repeat yourself ad nauseum command button approach works without error:
<h:commandButton value="Reset" action="#{Demo.reset}" image="/image/Reset.png" alt="Reset" />
The reset() method on my backing EJB3 component works, and Seam PageFlow routes to the proper View, I still need to figure out how to get immediate=true (omitted in this example) to render the View properly yet, but that's a different issue.
Moving on to changing to use an indirect action like so:
<jstl-core:set var="action" value="#{Demo.reset}" /> <h:commandButton value="Reset" action="#{action}" image="/image/Reset.png" alt="Reset" />
Fails with this error (same error when I use Facelets instead of the trivial JSTL used in this example):
12:04:31,642 FATAL [application] javax.el.PropertyNotFoundException: /demo/DemoSearch.xhtml @35,102 action="#{action}": /demo/DemoSearch.xhtml @34,58 value="#{Demo.reset}": Property 'reset' not found on type org.javassist.tmp.java.lang.Object_$$_javassist_1 javax.faces.el.EvaluationException: javax.el.PropertyNotFoundException: /demo/DemoSearch.xhtml @35,102 action="#{action}": /demo/DemoSearch.xhtml @34,58 value="#{Demo.reset}": Property 'reset' not found on type org.javassist.tmp.java.lang.Object_$$_javassist_1 at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:84) at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:91) at javax.faces.component.UICommand.broadcast(UICommand.java:383) at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:447) at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:752) at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97) at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251) at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:244) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._invokeDoFilter(TrinidadFilterImpl.java:238) at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:195) at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:138) at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83) at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446) at java.lang.Thread.run(Unknown Source) Caused by: javax.el.PropertyNotFoundException: /demo/DemoSearch.xhtml @35,102 action="#{action}": /demo/DemoSearch.xhtml @34,58 value="#{Demo.reset}": Property 'reset' not found on type org.javassist.tmp.java.lang.Object_$$_javassist_1 at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:70) at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:77) ... 47 more
Thoughts?
Thanks!
--Ryan