[jboss-user] [JBoss Seam] - Is it possible to have same Class name Different package/@Na

chane do-not-reply at jboss.com
Wed Jun 13 23:23:51 EDT 2007


Is it possible in Seam to have two SFSB that have the same class name but be in two packages with different component names?


  | package com.firstpackage.inf
  | 
  | @Local
  | public interface ISomeEditor{
  |  ... methods ...
  | }
  | 

  | package com.firstpackage
  | 
  | @Name("component1")
  | @Stateful
  | public class SomeEditor implements com.firstpackage.inf.ISomeEditor{
  | ...methods...
  | }
  | 


  | package com.secondpackage.inf
  | 
  | @Local
  | public interface ISomeEditor{
  |  ... methods ...
  | }
  | 

  | package com.secondpackage
  | 
  | @Name("component2")
  | @Stateful
  | public class SomeEditor implements com.secondpackage.inf.ISomeEditor{
  | ...methods...
  | }
  | 

It seems this isn't possible, I am getting the following error with 1.2.0p1.  If I change the name of the class (Interface name can be the same), everything works:

  | javax.faces.el.EvaluationException: Exception while invoking expression #{component1.showRoles}
  |         at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:165)
  |         at org.jboss.seam.actionparam.ActionParamBindingHelper.invokeTheExpression(ActionParamBindingHelper.java:58)
  |         at org.jboss.seam.actionparam.ActionParamMethodBinding.invoke(ActionParamMethodBinding.java:75)
  |         at org.jboss.seam.core.Expressions$2.invoke(Expressions.java:106)
  |         at org.jboss.seam.core.Pages.callAction(Pages.java:466)
  |         at org.jboss.seam.core.Pages.enterPage(Pages.java:275)
  |         at org.jboss.seam.jsf.AbstractSeamPhaseListener.enterPage(AbstractSeamPhaseListener.java:242)
  |         at org.jboss.seam.jsf.AbstractSeamPhaseListener.beforeRender(AbstractSeamPhaseListener.java:193)
  |         at org.jboss.seam.jsf.SeamPhaseListener.beforePhase(SeamPhaseListener.java:57)
  |         at org.apache.myfaces.lifecycle.PhaseListenerManager.informPhaseListenersBefore(PhaseListenerManager.java:70)
  |         at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:373)
  |         at javax.faces.webapp.FacesServlet.service(FacesServlet.java:138)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._invokeDoFilter(TrinidadFilterImpl.java:210)
  |         at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:167)
  |         at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:140)
  |         at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:93)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:63)
  |         at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
  |         at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
  |         at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57)
  |         at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
  |         at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:79)
  |         at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
  |         at org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:84)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
  |         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
  |         at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
  |         at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
  |         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
  |         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
  |         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
  |         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
  |         at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:199)
  |         at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:282)
  |         at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:754)
  |         at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:684)
  |         at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:876)
  |         at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
  |         at java.lang.Thread.run(Thread.java:595)
  | Caused by: java.lang.ClassCastException: $Proxy335
  |         at com.firstpackage.inf.ISomeEditor$$FastClassByCGLIB$$3c2e74ac.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:57)
  |         at org.jboss.seam.interceptors.RemoveInterceptor.aroundInvoke(RemoveInterceptor.java:40)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:69)
  |         at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:103)
  |         at org.jboss.seam.intercept.ClientSideInterceptor.intercept(ClientSideInterceptor.java:52)
  |         at org.jboss.seam.intercept.Proxy$$EnhancerByCGLIB$$1db42c93.initialize(<generated>)
  |         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.util.Reflections.invokeAndWrap(Reflections.java:121)
  |         at org.jboss.seam.Component.callComponentMethod(Component.java:1802)
  |         at org.jboss.seam.Component.callCreateMethod(Component.java:1725)
  |         at org.jboss.seam.Component.newInstance(Component.java:1714)
  |         at org.jboss.seam.Component.getInstance(Component.java:1611)
  |         at org.jboss.seam.Component.getInstance(Component.java:1578)
  |         at org.jboss.seam.jsf.SeamVariableResolver.resolveVariable(SeamVariableResolver.java:53)
  |         at org.apache.myfaces.trinidadinternal.el.TrinidadVariableResolver.resolveVariable(TrinidadVariableResolver.java:55)
  |         at org.apache.myfaces.config.LastVariableResolverInChain.resolveVariable(LastVariableResolverInChain.java:42)
  |         at org.apache.myfaces.el.ValueBindingImpl$ELVariableResolver.resolveVariable(ValueBindingImpl.java:574)
  |         at org.apache.commons.el.NamedValue.evaluate(NamedValue.java:124)
  |         at org.apache.myfaces.el.ValueBindingImpl.resolveToBaseAndProperty(ValueBindingImpl.java:455)
  |         at org.apache.myfaces.el.MethodBindingImpl.resolveToBaseAndProperty(MethodBindingImpl.java:180)
  |         at org.apache.myfaces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:114)
  |         ... 50 more
  | 23:12:27,531 INFO  [Exceptions] reading exception mappings from /WEB-INF/pages.xml
  | 23:12:27,531 ERROR [DebugPageHandler] redirecting to debug page
  | 

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