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[jboss-user] [JBoss Seam] -
 SeamExtendedManagedPersistencePhaseListener ?

scott.stark@jboss.org

2007-06-18


Hi,

I am tracking Seam's CVS. Some changes done very recently (over the weekend or Friday 15/06/2007) is creating some weird things.

I see that there is no more SeamExtendedManagedPersistencePhaseListener. I have taken that out from my faces-config.xml. I assume that the normal SeamPhaseListener will do al of these things automatically. However, since I have taken it out I get the following exception:

12:37:09,956 ERROR [SeamPhaseListener] uncaught exception
| java.lang.NullPointerException
|      at org.jboss.seam.persistence.HibernatePersistenceProvider.getVersion(HibernatePersistenceProvider.java:62)
|      at org.jboss.seam.contexts.PassivatedEntity.createPassivatedEntity(PassivatedEntity.java:129)
|      at org.jboss.seam.contexts.EntityBeanList.clearDirty(EntityBeanList.java:57)
|      at org.jboss.seam.contexts.Lifecycle.isAttributeDirty(Lifecycle.java:576)
|      at org.jboss.seam.contexts.ServerConversationContext.flush(ServerConversationContext.java:242)
|      at org.jboss.seam.contexts.Lifecycle.flushAndDestroyContexts(Lifecycle.java:478)
|      at org.jboss.seam.contexts.Lifecycle.endRequest(Lifecycle.java:341)
|      at org.jboss.seam.jsf.SeamPhaseListener.afterRender(SeamPhaseListener.java:513)
|      at org.jboss.seam.jsf.SeamPhaseListener.afterServletPhase(SeamPhaseListener.java:230)
|      at org.jboss.seam.jsf.SeamPhaseListener.afterPhase(SeamPhaseListener.java:183)
|      at com.sun.faces.lifecycle.LifecycleImpl.phase (LifecycleImpl.java:280)
|      at com.sun.faces.lifecycle.LifecycleImpl.render (LifecycleImpl.java:144)
|      at javax.faces.webapp.FacesServlet.service (FacesServlet.java:245)
|      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:290)
|      at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:206)
|      at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter (ExtensionsFilter.java:147)
|      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:235)
|      at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:206)
|      at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:70)
|      at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:64)
|      at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:56)
|      at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:81)
|      at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:56)
|      at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:62)
|      at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:56)
|      at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:47)
|      at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:56)
|      at org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:127)
|      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:235)
|      at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:206)
|      at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter (ReplyHeaderFilter.java:96)
|      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:235)
|      at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:206)
|      at org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:230)
|      at org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:175)
|      at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke (SecurityAssociationValve.java:179)
|      at org.apache.catalina.authenticator.AuthenticatorBase.invoke (AuthenticatorBase.java:433)
|      at org.jboss.web.tomcat.security.JaccContextValve.invoke (JaccContextValve.java:84)
|      at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:128)
|      at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:104)
|      at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke (CachedConnectionValve.java:156)
|      at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:109)
|      at org.apache.catalina.connector.CoyoteAdapter.service (CoyoteAdapter.java:241)
|      at org.apache.coyote.http11.Http11AprProcessor.process (Http11AprProcessor.java:853)
|      at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579)
|      at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1513)
|      at java.lang.Thread.run (Thread.java:619)
|


Looking at the Seam example I see that they use
@PersistenceContext(type=EXTENDED)
|   private EntityManager em;
|

while I use
| @In(create = true, value = "napEntityManager")
|      private EntityManager em;
|

Is the above part of my problem ?

Regards

Louis


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