No problem. I figured it was something different. But wanted to make
sure
everyone knows this list is still active :)
> -------- Original Message --------
> Subject: Re: Is JSF incompatible with generics?
> From: Ilya Shaikovsky <ishaikovsky_at_exadel.com>
> Date: Tue, June 09, 2009 8:25 am
> To: dev_at_javaserverfaces.dev.java.net
>
>
> Sorry me :) I'm receiving emails from ajax4jsf java net project and was
> just missed this one with the other from the ajax4jsf lists :/
>
> Regards!
>
> Manfred Riem пишет:
> > Uhhh since when is the reference developer list deprecated? Note he
> > is talking about the Mojarra implementation not anything from JBoss.
> >
> > I don't know exactly why it is not working, but having you
> > tried registering the converter manually on the h:inputText?
> >
> > Manfred
> >
> >
> >> -------- Original Message --------
> >> Subject: Re: Is JSF incompatible with generics?
> >> From: Ilya Shaikovsky <ishaikovsky_at_exadel.com>
> >> Date: Tue, June 09, 2009 8:02 am
> >> To: dev_at_javaserverfaces.dev.java.net
> >>
> >>
> >> This list is deprecated. Use Jboss.org resources in order to get support.
> >>
> >> Regards!
> >>
> >> Freire, Jose Luis (PT - Lisbon) пишет:
> >>
> >>> Using JSF 1.2.12, Facelets 1.1.14, Tomcat 6.0.18.
> >>>
> >>>
> >>>
> >>> I’m not sure where to open this bug, since I’m not sure if it’s JSF,
> >>> Facelets, or EL related.
> >>>
> >>>
> >>>
> >>> If we have this simple class:
> >>>
> >>> *public* *class* GenericsTestController<E *extends* Object> {
> >>>
> >>>
> >>>
> >>> *private* E value;
> >>>
> >>>
> >>>
> >>> *public* E getValue() {
> >>>
> >>> *return* value;
> >>>
> >>> }
> >>>
> >>>
> >>>
> >>> *public* *void* setValue(E value) {
> >>>
> >>> *this*.value = value;
> >>>
> >>> }
> >>>
> >>> }
> >>>
> >>>
> >>>
> >>> And we have this class to use as a managed bean (integerTest):
> >>>
> >>> *public* *class* IntegerTestController *extends*
> >>> GenericsTestController<Integer> {
> >>>
> >>>
> >>>
> >>> *public* String add() {
> >>>
> >>> setValue(getValue()+1);
> >>>
> >>> *return* *null*;
> >>>
> >>> }
> >>>
> >>> *public* String subtract() {
> >>>
> >>> setValue(getValue()-1);
> >>>
> >>> *return* *null*;
> >>>
> >>> }
> >>>
> >>> }
> >>>
> >>>
> >>>
> >>> This JSF code will not work:
> >>>
> >>> <h:form>
> >>>
> >>> Value:
> >>>
> >>> <h:inputText value="#{integerTest.value}" />
> >>>
> >>> <h:commandButton action="#{integerTest.add}" value="+" />
> >>>
> >>> <h:commandButton action="#{integerTest.subtract}" value="-" />
> >>>
> >>> </h:form>
> >>>
> >>>
> >>>
> >>> With this error:
> >>>
> >>> _java.lang.ClassCastException_: java.lang.String cannot be cast to
> >>> java.lang.Integer
> >>>
> >>> at
> >>> genericstest.IntegerTestController.add(_IntegerTestController.java:18_)
> >>>
> >>> 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:597_)
> >>>
> >>> at org.apache.el.parser.AstValue.invoke(_AstValue.java:172_)
> >>>
> >>> at
> >>> org.apache.el.MethodExpressionImpl.invoke(_MethodExpressionImpl.java:276_)
> >>>
> >>> at
> >>> com.sun.facelets.el.TagMethodExpression.invoke(_TagMethodExpression.java:68_)
> >>>
> >>> at
> >>> javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(_MethodBindingMethodExpressionAdapter.java:88_)
> >>>
> >>> at
> >>> com.sun.faces.application.ActionListenerImpl.processAction(_ActionListenerImpl.java:102_)
> >>>
> >>> at javax.faces.component.UICommand.broadcast(_UICommand.java:387_)
> >>>
> >>> at
> >>> javax.faces.component.UIViewRoot.broadcastEvents(_UIViewRoot.java:475_)
> >>>
> >>> at
> >>> javax.faces.component.UIViewRoot.processApplication(_UIViewRoot.java:756_)
> >>>
> >>> at
> >>> com.sun.faces.lifecycle.InvokeApplicationPhase.execute(_InvokeApplicationPhase.java:82_)
> >>>
> >>> at com.sun.faces.lifecycle.Phase.doPhase(_Phase.java:100_)
> >>>
> >>> at
> >>> com.sun.faces.lifecycle.LifecycleImpl.execute(_LifecycleImpl.java:118_)
> >>>
> >>> at javax.faces.webapp.FacesServlet.service(_FacesServlet.java:265_)
> >>>
> >>> at
> >>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(_ApplicationFilterChain.java:290_)
> >>>
> >>> at
> >>> org.apache.catalina.core.ApplicationFilterChain.doFilter(_ApplicationFilterChain.java:206_)
> >>>
> >>> at
> >>> org.apache.catalina.core.StandardWrapperValve.invoke(_StandardWrapperValve.java:233_)
> >>>
> >>> at
> >>> org.apache.catalina.core.StandardContextValve.invoke(_StandardContextValve.java:191_)
> >>>
> >>> at
> >>> org.apache.catalina.core.StandardHostValve.invoke(_StandardHostValve.java:128_)
> >>>
> >>> at
> >>> org.apache.catalina.valves.ErrorReportValve.invoke(_ErrorReportValve.java:102_)
> >>>
> >>> at
> >>> org.apache.catalina.core.StandardEngineValve.invoke(_StandardEngineValve.java:109_)
> >>>
> >>> at
> >>> org.apache.catalina.connector.CoyoteAdapter.service(_CoyoteAdapter.java:286_)
> >>>
> >>> at
> >>> org.apache.coyote.http11.Http11Processor.process(_Http11Processor.java:845_)
> >>>
> >>> at
> >>> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(_Http11Protocol.java:583_)
> >>>
> >>> at
> >>> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(_JIoEndpoint.java:447_)
> >>>
> >>> at java.lang.Thread.run(_Thread.java:619_)
> >>>
> >>>
> >>>
> >>> In fact, it fails with the same error even if we override getValue and
> >>> setValue on IntegerTestController.
> >>>
> >>>
> >>>
> >>> The only workaround is not to extend from GenericsTestController and
> >>> implement the “value” property as Integer in the IntegerTestController.
> >>>
> >>>
> >>>
> >>> Help anyone?**
> >>>
> >>> * *
> >>>
> >>> *José Freire
> >>> *Consulting - Financial Services Industry
> >>> Deloitte Consultores, S.A.
> >>> Deloitte | Edifício Atrium Saldanha, Praça Duque de Saldanha, 1 - 7º,
> >>> 1050-094 Lisboa, Portugal
> >>> Tel/Direct: +(351) 210 422 500 | Fax: +(351) 210 422 950
> >>> jfreire_at_deloitte.pt | www.deloitte.pt
> >>>
> >>> Please consider the environment before printing.
> >>>
> >>>
> >>>
> >>>
> >>>
> >>> *Disclaimer:*
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