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javax.el.PropertyNotFoundException: Objetivo inalcanzable - JSF - Facelet - method-signature

Jeronimo Carrizo
Greenhorn

Joined: Aug 17, 2010
Posts: 1
Hello, shows me error in my custom command-button (Navegator) when I try to access the Bean Baking. y try without custom component but is the same result....Anyone have any idea? I did what I was saying even this forum, but neither worked for me: "http://forums.sun.com/thread.jspa?threadID=5446516"


-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Excepcion
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
javax.servlet.ServletException: javax.el.PropertyNotFoundException: Objetivo inalcanzable, identificador 'swithPagesBean' resuelto a nulo
javax.faces.webapp.FacesServlet.service(FacesServlet.java:321)
org.primefaces.webapp.filter.FileUploadFilter.doFilter(FileUploadFilter.java:79)


causa raíz

javax.faces.el.EvaluationException: javax.el.PropertyNotFoundException: Objetivo inalcanzable, identificador 'swithPagesBean' resuelto a nulo
javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:91)
com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:98)
javax.faces.component.UICommand.broadcast(UICommand.java:311)
javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:781)
javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1246)
com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:77)
com.sun.faces.lifecycle.Phase.doPhase(Phase.java:97)
com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:114)
javax.faces.webapp.FacesServlet.service(FacesServlet.java:308)
org.primefaces.webapp.filter.FileUploadFilter.doFilter(FileUploadFilter.java:79)
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------


My code is:



BACKING BEAN : "SwithPagesBean" ----------------------------------------------------


public class SwithPagesBean implements Serializable {

private String home = "home";
private String newUserPage = "new_user";
private String modifiUserPage = "modifi_user";

//*Getteres,Setter & constructor *//
}


//This is the first page to run

FILE: "HOME.XHTML" ---------------------------------------------------------------

<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:ui="http://java.sun.com/jsf/facelets">


<f:view>
<h:head>
</h:head>
<h:body>
<h:form>
<ui:composition template="template_home.xhtml">
<ui:define name="footer">
<h:form>
<h1>Estas en el home</h1>
</h:form>
</ui:define>
</ui:composition>
</h:form>
</h:body>
</f:view>

</html>

FILE: TEMPLATE_HOME.XHTML -----------------------------------------------------------------------------

<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:p="http://primefaces.prime.com.tr/ui"
xmlns:ui="http://java.sun.com/jsf/facelets">

<f:view>
<h:head>
</h:head>
<h:body>
<div id="layout_intellipost">
<div id="header">
<ui:include src="header.xhtml" />
</div>
<div>
<ui:insert name="footer">
</ui:insert>
</div>
</div>
</h:body>
</f:view>
</html>

FILE: "HEADER.XHTML"-------------------------------------------------------------------------------------------

<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:p="http://primefaces.prime.com.tr/ui"
xmlns:gfu="http://java.sun.com/jsf/composite/gfu">


<f:view>

<ui:composition>
<h:form>
<p:panel id="panel" header="IntelliPos - Caja 66" >
<h:panelGrid columns="6">

<gfu:Navegator action="#{swithPagesBean.newUserPage}" btnModificacionLabel="Modificar Usuario" />

</h:panelGrid>
</p:panel>
</h:form>
</ui:composition>

</f:view>
</html>


FILE: "NAVEGATOR"
---------------------------------------------------------------------------------------------------------------

<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:p="http://primefaces.prime.com.tr/ui"
xmlns:composite="http://java.sun.com/jsf/composite">

<f:view>

<head>
<title>Navegator Alta</title>
</head>
<body>
<composite:interface>

<composite:attribute name="btnModificacionLabel" />
<composite:actionSource name="btnModificacion" />
<composite:attribute name="action" method-signature="java.lang.String f()" targets="btnModificacion" />

</composite:interface>

<composite:implementation>

<h:commandButton id="btnModificacion" value="#{cc.attrs.btnModificacionLabel}"/>

</composite:implementation>
</body>
</f:view>
</html>
---------------------------------------------------------------------------------------------------------
file: "faces-config"

<navigation-rule>
<navigation-case>
<from-outcome>new_user</from-outcome>
<to-view-id>/facelet/alta.xhtml</to-view-id>
</navigation-case>
</navigation-rule>
---------------------------------------------------------------------------------------------------------





When y try to click in my custom command button "navegator", this is to fire the excepcion mentioned.



Thanks Very Much!!!

Tim Holloway
Saloon Keeper

Joined: Jun 25, 2001
Posts: 16101
    
  21

¬°Welcome to the JavaRanch, Jeronimo!

You have not identified SwithBackingBean to JSF. You must do that either by adding an annotation the the SwithBackingBean class definition or by adding a managed-bean definition to faces-config.xml. If you're using JSF version 1.x, annotations don't work.


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