Hello, I'm using jboss-4.0.5.GA and jboss-seam-1.1.1.GA.
I define in pages.xml the following: | <page view-id="/public/browseAction.xhtml" action="#{browseAction.perform}" /> | The action bean is defined by: | @Stateless | @Name("browseAction") | @Scope(ScopeType.EVENT) | public class BrowseAction implements Browse { | | @In(create=true) | private EntityManager entityManager; | | @Out(scope=ScopeType.EVENT) | private Category category; | | @Out(scope=ScopeType.EVENT) | public List<CommonSearchRow> results = null; | | @Logger | private Log log; | | public String perform() { | System.out.println("######### void perform()"); | | // Find the search data | results = ... | | return "success"; | } | | public Category getCategory() { | return category; | } | | public void setCategory(Category category) { | this.category = category; | } | | public List<CommonSearchRow> getResults() { | System.out.println("######### List<CommonSearchRow> getResults(): " + results); | return results; | } | | public void setResults(List<CommonSearchRow> results) { | this.results = results; | } | } | The success outcome is defined as a JSF navigation rule. In that result xhtml page, there are multiple call to getResults() as I need to check is that list has any elements and also I iterate over the list. | <f:subview rendered="#{empty browseAction.results}"> | <div> | <h:outputText value="#{messages.SEARCH_NO_RESULTS}" /> | </div> | </f:subview> | <f:subview rendered="#{not empty browseAction.results}"> | <table id="bodyTable" class="body"> | <c:forEach items="#{browseAction.results}" var="result"> | <tr id="#{result.id}"> | <td class="last"></td> | </tr> | </c:forEach> | </table> | </f:subview> | Interestingly, the call to getResults() generated by #{empty browseAction.results} and #{not empty browseAction.results} always work, but then the next one due to #{browseAction.results} doesn't. (using ui:repeat doesn't change anything by the way). I get the follwoing stacktrace: | 12:45:33,098 INFO [STDOUT] ######### void perform() | 12:45:33,301 INFO [STDOUT] Hibernate: select commacpapo0_.ID as col_0_0_, ... | 12:45:33,333 INFO [STDOUT] ######### List<CommonSearchRow> getResults(): [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED] | 12:45:33,333 INFO [STDOUT] ######### List<CommonSearchRow> getResults(): [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED] | 12:45:33,661 INFO [STDOUT] ######### List<CommonSearchRow> getResults(): null | 12:45:33,676 INFO [Exceptions] no exceptions.xml file found | 12:45:33,692 ERROR [STDERR] Jan 31, 2007 12:45:33 PM com.sun.facelets.FaceletViewHandler handleRenderException | SEVERE: Error Rendering View[/public/search/comm/searchAcpa.xhtml] | javax.el.ELException: /public/search/searchTemplate.xhtml @389,62 items="#{browseAction.results}": Exception getting value of property results of base of type : org.jboss.seam.intercept.Proxy$$EnhancerByCGLIB$$ee68f2a6 | at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:76) | at com.sun.facelets.tag.jstl.core.ForEachHandler.apply(ForEachHandler.java:120) | at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) | at com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:295) | at com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:165) | at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) | at com.sun.facelets.tag.ui.DefineHandler.apply(DefineHandler.java:58) | at com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:128) | at com.sun.facelets.impl.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:306) | at com.sun.facelets.impl.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:279) | at com.sun.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:68) | at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) | at com.sun.facelets.tag.jsf.core.ViewHandler.apply(ViewHandler.java:109) | at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) | at com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49) | at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47) | at com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25) | at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248) | at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294) | at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273) | at com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:143) | at com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:113) | at com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49) | at com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25) | at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248) | at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294) | at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273) | at com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:143) | at com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:113) | at com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49) | at com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25) | at com.sun.facelets.impl.DefaultFacelet.apply(DefaultFacelet.java:95) | at com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:510) | at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:553) | at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:384) | at javax.faces.webapp.FacesServlet.service(FacesServlet.java:138) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.jboss.seam.servlet.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:32) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:46) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at com.pc.filter.UploadFilter.doFilter(UploadFilter.java:67) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) | at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) | at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) | at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) | at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) | at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) | at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) | at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) | at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) | at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) | at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) | at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) | at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) | at java.lang.Thread.run(Thread.java:595) | Caused by: javax.faces.el.EvaluationException: Bean: org.jboss.seam.intercept.Proxy$$EnhancerByCGLIB$$ee68f2a6, property: results | at org.apache.myfaces.el.PropertyResolverImpl.getProperty(PropertyResolverImpl.java:442) | at org.apache.myfaces.el.PropertyResolverImpl.getValue(PropertyResolverImpl.java:82) | at com.sun.facelets.el.LegacyELContext$LegacyELResolver.getValue(LegacyELContext.java:141) | at com.sun.el.parser.AstValue.getValue(AstValue.java:117) | at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:192) | at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71) | ... 63 more | Caused by: java.lang.reflect.InvocationTargetException | at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) | at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) | at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) | at java.lang.reflect.Method.invoke(Method.java:585) | at org.apache.myfaces.el.PropertyResolverImpl.getProperty(PropertyResolverImpl.java:438) | ... 68 more | Caused by: javax.ejb.EJBTransactionRolledbackException: org.jboss.seam.RequiredException: Out attribute requires value for component: browseAction.category | at org.jboss.ejb3.tx.Ejb3TxPolicy.handleInCallerTx(Ejb3TxPolicy.java:93) | at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:130) | at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:201) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77) | at org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:131) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47) | at org.jboss.aop.joinpoint.MethodInv | 12:45:33,723 ERROR [STDERR] ocation.invokeNext(MethodInvocation.java:101) | at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.ejb3.stateless.StatelessContainer.localInvoke(StatelessContainer.java:211) | at org.jboss.ejb3.stateless.StatelessLocalProxy.invoke(StatelessLocalProxy.java:79) | at $Proxy166.getResults(Unknown Source) | at com.pc.app.search.Browse$$FastClassByCGLIB$$4b862c20.invoke(<generated>) | at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149) | at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:45) | at org.jboss.seam.intercept.ClientSideInterceptor$1.proceed(ClientSideInterceptor.java:74) | at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:55) | at org.jboss.seam.interceptors.ExceptionInterceptor.handleExceptions(ExceptionInterceptor.java:39) | 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:585) | at org.jboss.seam.util.Reflections.invoke(Reflections.java:18) | at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169) | at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64) | at org.jboss.seam.intercept.RootInterceptor.createSeamInvocationContext(RootInterceptor.java:144) | at org.jboss.seam.intercept.RootInterceptor.invokeInContexts(RootInterceptor.java:129) | at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:102) | at org.jboss.seam.intercept.ClientSideInterceptor.interceptInvocation(ClientSideInterceptor.java:83) | at org.jboss.seam.intercept.ClientSideInterceptor.intercept(ClientSideInterceptor.java:52) | at org.jboss.seam.intercept.Proxy$$EnhancerByCGLIB$$ee68f2a6.getResults(<generated>) | ... 73 more | Caused by: org.jboss.seam.RequiredException: Out attribute requires value for component: browseAction.category | at org.jboss.seam.Component.setOutjectedValue(Component.java:1394) | at org.jboss.seam.Component.outjectFields(Component.java:1372) | at org.jboss.seam.Component.outject(Component.java:1172) | at org.jboss.seam.interceptors.BijectionInterceptor.bijectNonreentrantComponent(BijectionInterceptor.java:87) | at org.jboss.seam.interceptors.BijectionInterceptor.bijectComponent(BijectionInterceptor.java:58) | 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:585) | at org.jboss.seam.util.Reflections.invoke(Reflections.java:18) | at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169) | at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64) | at org.jboss.seam.interceptors.OutcomeInterceptor.interceptOutcome(OutcomeInterceptor.java:21) | 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:585) | at org.jboss.seam.util.Reflections.invoke(Reflections.java:18) | at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169) | at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64) | at org.jboss.seam.interceptors.ConversationInterceptor.endOrBeginLongRunningConversation(ConversationInterceptor.java:52) | 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:585) | at org.jboss.seam.util.Reflections.invoke(Reflections.java:18) | at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169) | at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64) | at org.jboss.seam.interceptors.BusinessProcessInterceptor.manageBusinessProcessContext(BusinessProcessInterceptor.java:51) | 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:585) | at org.jboss.seam.util.Reflections.invoke(Reflections.java:18) | at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169) | at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64) | at org.jboss.seam.interceptors.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:27) | 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:585) | at org.jboss.seam.util.Reflections.invoke(Reflections.java:18) | at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169) | at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64) | at org.jboss.seam.intercept.RootInterceptor.createSeamInvocationContext(RootInterceptor.java:144) | at org.jboss.seam.intercept.RootInterceptor.invokeInContexts(RootInterceptor.java:129) | at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:102) | at org.jboss.seam.intercept.SessionBeanInterceptor.aroundInvoke(SessionBeanInterceptor.java:50) | 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:585) | at org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:118) | at org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47) | at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101) | at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:126) | ... 108 more | 12:45:34,333 INFO [STDOUT] ######### List<CommonSearchRow> getResults(): null | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4008747#4008747 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4008747 _______________________________________________ jboss-user mailing list jboss-user@lists.jboss.org https://lists.jboss.org/mailman/listinfo/jboss-user