Estou assistindo video aula no youtube de java o autor é o professor Sérgio Roberto Delfino estava tudo indo bem mas quando chegou na video aula 31 segue link https://www.youtube.com/watch?v=pPYkE5F8Esk&index=31&list=PLIay_ZGcFltcIUEjMW0mBZ_gWEvM3kNXa começaram os problemas
o codigo nao quer salvar nova descrição e tambem não quer rodar o ajax ocorre um erro
segue codigo abaixo:
<?xml version="1.0" encoding="ISO-8859-1" ?><ui:composition 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.org/ui”
xmlns:ui=“http://java.sun.com/jsf/facelets”
template="/templates/modeloSistema.xhtml">
<ui:define name="menu">
<ui:include src="/includes/menuPrincipal.xhtml" />
</ui:define>
<ui:define name="conteudo">
<h:form id="frmFabListagem">
<p:dataTable id="tblFabricantes" emptyMessage="Nenhum Registro Encontrado"
value="#{MBFabricante.itens}" var="item" paginator="true" rows="10">
<f:facet name="header">
Fabricante - Listagem
</f:facet>
<p:column headerText="Código: " sortBy="#{item.codigo}"
filterBy="#{item.codigo}">
<h:outputText value="#{item.codigo}" />
</p:column>
<p:column headerText="Descrição: " sortBy="#{item.descricao}"
filterBy="#{item.descricao}">
<h:outputText value="#{item.descricao}" />
</p:column>
<f:facet name="footer">
<p:commandButton value="Novo" actionListener="#{MBFabricante.prepararNovo}" oncomplete="PF('dlgFabNovo').show();"
update=":frmFabNovo:pnlFabNovo"/>
</f:facet>
</p:dataTable>
</h:form>
<p:dialog widgetVar="dlgFabNovo" closable="false" draggable="false"
resizable="false" modal="true" appendTo="@(body)" header="Fabricante - Novo">
<h:form id="frmFabNovo">
<h:panelGrid id="pnlFabNovo" columns="2">
<h:outputLabel value="Descrição: "/>
<h: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();" update=":frmFabListagem:tblFabricantes"/>
<p:commandButton value="Cancelar" onclick="PF('dlgFabNovo').hide();" />
</h:panelGrid>
</h:form>
</p:dialog>
</ui:define>
</ui:composition>
segue Bean
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.drogaria.dao.FabricanteDAO;
import br.com.drogaria.domain.Fabricante;
@ManagedBean(name=“MBFabricante”)
@ViewScoped
public class FabricanteBean {
private Fabricante fabricante;
private ListDataModel itens;
public Fabricante getFabricante() {
return 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);
ArrayList<Fabricante> lista = dao.listar();
itens = new ListDataModel<Fabricante>(lista);
}catch(SQLException ex){
ex.printStackTrace();
}
}
}
segue erro nao tenho a minima ideia de como resolver
GRAVE: Error Rendering View[/pages/fabricante.xhtml]
javax.faces.FacesException: Cannot find component with expression “:frmFabNovo:pnlFabNovo” referenced from “j_idt6:frmFabListagem:tblFabricantes:j_idt24”.
at org.primefaces.expression.SearchExpressionFacade.resolveComponentInternal(SearchExpressionFacade.java:435)
at org.primefaces.expression.SearchExpressionFacade.resolveComponentForClient(SearchExpressionFacade.java:220)
at org.primefaces.expression.SearchExpressionFacade.resolveComponentsForClient(SearchExpressionFacade.java:130)
at org.primefaces.util.AjaxRequestBuilder.addExpressions(AjaxRequestBuilder.java:87)
at org.primefaces.util.AjaxRequestBuilder.update(AjaxRequestBuilder.java:80)
at org.primefaces.renderkit.CoreRenderer.buildAjaxRequest(CoreRenderer.java:207)
at org.primefaces.component.commandbutton.CommandButtonRenderer.encodeMarkup(CommandButtonRenderer.java:87)
at org.primefaces.component.commandbutton.CommandButtonRenderer.encodeEnd(CommandButtonRenderer.java:54)
at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
at org.primefaces.component.datatable.DataTableRenderer.encodeFacet(DataTableRenderer.java:883)
at org.primefaces.component.datatable.DataTableRenderer.encodeMarkup(DataTableRenderer.java:218)
at org.primefaces.component.datatable.DataTableRenderer.encodeEnd(DataTableRenderer.java:83)
at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
at javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
at org.primefaces.renderkit.CoreRenderer.renderChild(CoreRenderer.java:70)
at org.primefaces.renderkit.CoreRenderer.renderChildren(CoreRenderer.java:57)
at org.primefaces.component.layout.LayoutUnitRenderer.encodeEnd(LayoutUnitRenderer.java:51)
at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
at javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
at com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:461)
at com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:133)
at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:120)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:647)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:506)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1115)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Unknown Source)
jul 18, 2017 12:07:19 PM org.apache.catalina.core.StandardWrapperValve invoke
GRAVE: Servlet.service() for servlet [Faces Servlet] in context with path [/Drogaria] threw exception [Cannot find component with expression “:frmFabNovo:pnlFabNovo” referenced from “j_idt6:frmFabListagem:tblFabricantes:j_idt24”.] with root cause
javax.faces.FacesException: Cannot find component with expression “:frmFabNovo:pnlFabNovo” referenced from “j_idt6:frmFabListagem:tblFabricantes:j_idt24”.
at org.primefaces.expression.SearchExpressionFacade.resolveComponentInternal(SearchExpressionFacade.java:435)
at org.primefaces.expression.SearchExpressionFacade.resolveComponentForClient(SearchExpressionFacade.java:220)
at org.primefaces.expression.SearchExpressionFacade.resolveComponentsForClient(SearchExpressionFacade.java:130)
at org.primefaces.util.AjaxRequestBuilder.addExpressions(AjaxRequestBuilder.java:87)
at org.primefaces.util.AjaxRequestBuilder.update(AjaxRequestBuilder.java:80)
at org.primefaces.renderkit.CoreRenderer.buildAjaxRequest(CoreRenderer.java:207)
at org.primefaces.component.commandbutton.CommandButtonRenderer.encodeMarkup(CommandButtonRenderer.java:87)
at org.primefaces.component.commandbutton.CommandButtonRenderer.encodeEnd(CommandButtonRenderer.java:54)
at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
at org.primefaces.component.datatable.DataTableRenderer.encodeFacet(DataTableRenderer.java:883)
at org.primefaces.component.datatable.DataTableRenderer.encodeMarkup(DataTableRenderer.java:218)
at org.primefaces.component.datatable.DataTableRenderer.encodeEnd(DataTableRenderer.java:83)
at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
at javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
at org.primefaces.renderkit.CoreRenderer.renderChild(CoreRenderer.java:70)
at org.primefaces.renderkit.CoreRenderer.renderChildren(CoreRenderer.java:57)
at org.primefaces.component.layout.LayoutUnitRenderer.encodeEnd(LayoutUnitRenderer.java:51)
at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:919)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1863)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
at javax.faces.render.Renderer.encodeChildren(Renderer.java:176)
at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:889)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859)
at com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:461)
at com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:133)
at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:120)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:647)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:506)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1115)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Unknown Source)
Segue print do erro
