[jboss-user] [JBoss Seam] - Re: Error in trying to injecting the bean

cormet do-not-reply at jboss.com
Thu May 24 23:50:29 EDT 2007


Hi tony, 

THanks for the reply. I changed the code by adding outjecting annotation and still using EVENT scope:

AccountAction.java:

  | @Scope(EVENT)
  | @Name("accountAction") 
  | public class AccountAction implements Serializable{
  | 	private static final long serialVersionUID = 5884510664142728026L;
  | 	
  | 	@Logger
  | 	private Log log;
  | 	
  | 	@In("#{accountDao}")
  | 	AccountDao accountDao;
  | 	
  | 	@In("#{me}")
  | 	User me;
  | 	
  | 	@Out(value="accountTreeList", required=false)
  | 	private AccountTreeDisplay parentAccountDisplay;
  | 
  | 	@DataModel(value="accountList")
  | 	private List<AccountTreeDisplay> accountList;
  | 
  | 	@In(create=true) @Out
  | 	private GeneralJournal generalJournal;
  | 
  | public void recordJournal() throws Exception {
  | 		if(journalId == null || journalId.equals("")) {
  | 			// recording new journal
  | 		} else {
  | 			// reload existing journal
  | 		}
  | 	}
  | 	
  | 	public String createGeneralJournal() throws Exception {
  | 		log.debug("createGeneralJournal :: # :: " + generalJournal.getNumber());
  | 		return null;
  | 	}	
  | }
  | 

and i got these error which saying that generalJournal is null and looks like @In(create=true) is ignoring the object creation. Do u think i am should used conversation instead of event????

3:41:57,821 ERROR [[Faces Servlet]] Servlet.service() for servlet Faces Servlet threw exception
javax.faces.el.PropertyNotFoundException: /pages/account/journal/record.xhtml @18,81 value="#{generalJournal.number}": Target Unreachable, identifier 'generalJournal' resolved to null
	at com.sun.facelets.el.LegacyValueBinding.getType(LegacyValueBinding.java:96)
	at org.apache.myfaces.shared_impl.renderkit._SharedRendererUtils.findUIOutputConverter(_SharedRendererUtils.java:58)
	at org.apache.myfaces.shared_impl.renderkit.RendererUtils.findUIOutputConverter(RendererUtils.java:310)
	at org.apache.myfaces.shared_impl.renderkit.RendererUtils.getConvertedUIOutputValue(RendererUtils.java:604)
	at org.apache.myfaces.shared_impl.renderkit.html.HtmlTextRendererBase.getConvertedValue(HtmlTextRendererBase.java:191)
	at javax.faces.component.UIInput.getConvertedValue(UIInput.java:396)
	at javax.faces.component.UIInput.validate(UIInput.java:350)
	at javax.faces.component.UIInput.processValidators(UIInput.java:184)
	at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
	at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
	at javax.faces.component.UIForm.processValidators(UIForm.java:73)
	at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
	at javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:149)
	at org.ajax4jsf.framework.ajax.AjaxViewRoot.access$201(AjaxViewRoot.java:53)
	at org.ajax4jsf.framework.ajax.AjaxViewRoot$3.invokeRoot(AjaxViewRoot.java:315)
	at org.ajax4jsf.framework.ajax.JsfOneOneInvoker.invokeOnRegionOrRoot(JsfOneOneInvoker.java:53)
	at org.ajax4jsf.framework.ajax.AjaxContext.invokeOnRegionOrRoot(AjaxContext.java:191)
	at org.ajax4jsf.framework.ajax.AjaxViewRoot.processValidators(AjaxViewRoot.java:329)
	at org.apache.myfaces.lifecycle.ProcessValidationsExecutor.execute(ProcessValidationsExecutor.java:32)
	at org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:95)
	at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:70)
	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:139)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
	at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:183)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:77)
	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.RedirectFilter.doFilter(RedirectFilter.java:45)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
	at org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:127)
	at org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:277)
	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.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432)
	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)

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