[jboss-user] [JBoss Seam] - Problem reaching oujected object in the EVENT context
rlhr
do-not-reply at jboss.com
Wed Jan 31 07:09:59 EST 2007
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(): [com.pc.app.search.comm.AcpaSearchRow at 4d4616a9, com.pc.app.search.comm.AcpaSearchRow at ea76238d, com.pc.app.search.comm.AcpaSearchRow at 6ec04ad4, com.pc.app.search.comm.AcpaSearchRow at 38b3124e]
| 12:45:33,333 INFO [STDOUT] ######### List<CommonSearchRow> getResults(): [com.pc.app.search.comm.AcpaSearchRow at 4d4616a9, com.pc.app.search.comm.AcpaSearchRow at ea76238d, com.pc.app.search.comm.AcpaSearchRow at 6ec04ad4, com.pc.app.search.comm.AcpaSearchRow at 38b3124e]
| 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
|
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