Boa noite,
preciso de ajuda, estou com dificuldades para invocar o bean #{MBFabricante.fabricante.descricao} da página fabricante.xhtml - gera erro 500 - Property ‘fabricante’ not found on type br.com.drogaria.bean.FabricanteBean. Eu criei o objeto fabricante com os métodos getter e setter mas ainda assim o erro aparece:
package br.com.drogaria.bean;
import java.sql.SQLException;
import java.util.ArrayList;
import javax.annotation.PostConstruct;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.ViewScoped;
import javax.faces.model.ListDataModel;
import br.com.drograria.dao.FabricanteDAO;
import br.com.drograria.domain.Fabricante;
@ManagedBean(name = "MBFabricante")
@ViewScoped
public class FabricanteBean {
private Fabricante fabricante;
private ListDataModel<Fabricante> itens;
public Fabricante getFabricante() {
return this.fabricante;
}
public void setFabricante(Fabricante fabricante) {
this.fabricante = fabricante;
}
public ListDataModel<Fabricante> getItens() {
return itens;
}
public void setItens(ListDataModel<Fabricante> itens) {
this.itens = itens;
}
@PostConstruct
public void prepararPesquisa() {
try {
FabricanteDAO dao = new FabricanteDAO();
ArrayList<Fabricante> lista = dao.listar();
itens = new ListDataModel<Fabricante>(lista);
} catch (SQLException ex) {
ex.printStackTrace();
}
}
public void prepararNovo() {
fabricante = new Fabricante();
}
public void novo() {
try {
FabricanteDAO dao = new FabricanteDAO();
dao.salvar(fabricante);
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
Classe de domínio Fabricante:
package br.com.drograria.domain;
public class Fabricante {
private long codigo;
private String descricao;
public long getCodigo() {
return codigo;
}
public void setCodigo(long codigo) {
this.codigo = codigo;
}
public String getDescricao() {
return descricao;
}
public void setDescricao(String descricao) {
this.descricao = descricao;
}
@Override
public String toString() {
String saida = codigo + " - " + descricao;
return saida;
}
}
Minha página fabricante.XHTML:
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<ui:composition xmlns="http://www.w3.org/1999/xhtml"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:p="http://primefaces.org/ui"
template="/templates/modeloSistema.xhtml">
<ui:define name="menu">
<ui:include src="/includes/menuPrincipal.xhtml" />
</ui:define>
<ui:define name="conteudo">
<h:form>
<p:dataTable emptyMessage="Nenhum registro encontrado."
value="#{MBFabricante.itens}" var="item" rows="10" paginator="true">
<f:facet name="header">
Fabricante - Listagem
</f:facet>
<p:column headerText="Código" sortBy="#{item.codigo}">
<h:outputText value="#{item.codigo}" />
</p:column>
<p:column headerText="Descrição" sortBy="#{item.descricao}">
<h:outputText value="#{item.descricao}" />
</p:column>
<f:facet name="footer">
<p:commandButton value="Novo" actionListener="#{MBFabricante.prepararNovo}" oncomplete="PF('dlgFabNovo').show();" />
</f:facet>
</p:dataTable>
</h:form>
<p:dialog widgetVar="dlgFabNovo" header="Novo Fabricante"
closable="false" draggable="false" resizable="false" modal="false"
appendTo="@(body)">
<h:form>
<h:panelGrid columns="2">
<p:outputLabel value="Descrição" />
<p:inputText size="30" maxlength="50" value="#{MBFabricante.fabricante.descricao}"/>
</h:panelGrid>
<h:panelGrid columns="2">
<p:commandButton value="Gravar" actionListener="#{MBFabricante.novo}" oncomplete="PF('dlgFabNovo').hide();" />
<p:commandButton value="Cancelar"
onclick="PF('dlgFabNovo').hide();" />
</h:panelGrid>
</h:form>
</p:dialog>
</ui:define>
</ui:composition>
Tela de erro completo:
HTTP Status 500 - /pages/fabricante.xhtml @45,90 value="#{MBFabricante.fabricante.descricao}": Property 'fabricante' not found on type br.com.drogaria.bean.FabricanteBean
type Exception report
message /pages/fabricante.xhtml @45,90 value="#{MBFabricante.fabricante.descricao}": Property 'fabricante' not found on type br.com.drogaria.bean.FabricanteBean
description The server encountered an internal error that prevented it from fulfilling this request.
exception
javax.servlet.ServletException: /pages/fabricante.xhtml @45,90 value="#{MBFabricante.fabricante.descricao}": Property 'fabricante' not found on type br.com.drogaria.bean.FabricanteBean
javax.faces.webapp.FacesServlet.service(FacesServlet.java:659)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
root cause
javax.el.PropertyNotFoundException: /pages/fabricante.xhtml @45,90 value="#{MBFabricante.fabricante.descricao}": Property 'fabricante' not found on type br.com.drogaria.bean.FabricanteBean
com.sun.faces.facelets.el.TagValueExpression.getValue(TagValueExpression.java:111)
javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:194)
javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:182)
javax.faces.component.UIOutput.getValue(UIOutput.java:174)
javax.faces.component.UIInput.getValue(UIInput.java:291)
org.primefaces.util.ComponentUtils.getValueToRender(ComponentUtils.java:94)
org.primefaces.util.ComponentUtils.getValueToRender(ComponentUtils.java:58)
org.primefaces.component.inputtext.InputTextRenderer.encodeMarkup(InputTextRenderer.java:71)
org.primefaces.component.inputtext.InputTextRenderer.encodeEnd(InputTextRenderer.java:52)
javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeRecursive(HtmlBasicRenderer.java:312)
com.sun.faces.renderkit.html_basic.GridRenderer.renderRow(GridRenderer.java:185)
com.sun.faces.renderkit.html_basic.GridRenderer.encodeChildren(GridRenderer.java:129)
javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856)
javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
org.primefaces.renderkit.CoreRenderer.renderChild(CoreRenderer.java:85)
org.primefaces.renderkit.CoreRenderer.renderChildren(CoreRenderer.java:72)
org.primefaces.component.dialog.DialogRenderer.encodeContent(DialogRenderer.java:187)
org.primefaces.component.dialog.DialogRenderer.encodeMarkup(DialogRenderer.java:116)
org.primefaces.component.dialog.DialogRenderer.encodeEnd(DialogRenderer.java:48)
javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
org.primefaces.renderkit.CoreRenderer.renderChild(CoreRenderer.java:89)
org.primefaces.renderkit.CoreRenderer.renderChildren(CoreRenderer.java:72)
org.primefaces.component.layout.LayoutUnitRenderer.encodeEnd(LayoutUnitRenderer.java:49)
javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:461)
com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:133)
com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:120)
com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219)
javax.faces.webapp.FacesServlet.service(FacesServlet.java:647)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
root cause
javax.el.PropertyNotFoundException: Property 'fabricante' not found on type br.com.drogaria.bean.FabricanteBean
javax.el.BeanELResolver$BeanProperties.get(BeanELResolver.java:268)
javax.el.BeanELResolver$BeanProperties.access$300(BeanELResolver.java:221)
javax.el.BeanELResolver.property(BeanELResolver.java:355)
javax.el.BeanELResolver.getValue(BeanELResolver.java:95)
com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176)
com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203)
org.apache.el.parser.AstValue.getValue(AstValue.java:167)
org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:184)
com.sun.faces.facelets.el.TagValueExpression.getValue(TagValueExpression.java:109)
javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:194)
javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:182)
javax.faces.component.UIOutput.getValue(UIOutput.java:174)
javax.faces.component.UIInput.getValue(UIInput.java:291)
org.primefaces.util.ComponentUtils.getValueToRender(ComponentUtils.java:94)
org.primefaces.util.ComponentUtils.getValueToRender(ComponentUtils.java:58)
org.primefaces.component.inputtext.InputTextRenderer.encodeMarkup(InputTextRenderer.java:71)
org.primefaces.component.inputtext.InputTextRenderer.encodeEnd(InputTextRenderer.java:52)
javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeRecursive(HtmlBasicRenderer.java:312)
com.sun.faces.renderkit.html_basic.GridRenderer.renderRow(GridRenderer.java:185)
com.sun.faces.renderkit.html_basic.GridRenderer.encodeChildren(GridRenderer.java:129)
javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856)
javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
org.primefaces.renderkit.CoreRenderer.renderChild(CoreRenderer.java:85)
org.primefaces.renderkit.CoreRenderer.renderChildren(CoreRenderer.java:72)
org.primefaces.component.dialog.DialogRenderer.encodeContent(DialogRenderer.java:187)
org.primefaces.component.dialog.DialogRenderer.encodeMarkup(DialogRenderer.java:116)
org.primefaces.component.dialog.DialogRenderer.encodeEnd(DialogRenderer.java:48)
javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
org.primefaces.renderkit.CoreRenderer.renderChild(CoreRenderer.java:89)
org.primefaces.renderkit.CoreRenderer.renderChildren(CoreRenderer.java:72)
org.primefaces.component.layout.LayoutUnitRenderer.encodeEnd(LayoutUnitRenderer.java:49)
javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:461)
com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:133)
com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:120)
com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219)
javax.faces.webapp.FacesServlet.service(FacesServlet.java:647)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
note The full stack trace of the root cause is available in the Apache Tomcat/8.0.17 logs.