estava conseguindo persistir normalmente, quando começei a usar CDi não consegui mais devido este erro.
ADVERTÊNCIA: /cliente/CadastroCliente.xhtml @31,134 value="#{clienteBean.cliente.nome}": Target Unreachable, 'cliente' returned null
javax.el.PropertyNotFoundException: /cliente/CadastroCliente.xhtml @31,134 value="#{clienteBean.cliente.nome}": Target Unreachable, 'cliente' returned null
at com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:100)
at org.primefaces.util.ComponentUtils.getConverter(ComponentUtils.java:146)
at org.primefaces.renderkit.InputRenderer.getConvertedValue(InputRenderer.java:175)
at javax.faces.component.UIInput.getConvertedValue(UIInput.java:1045)
at javax.faces.component.UIInput.validate(UIInput.java:975)
at javax.faces.component.UIInput.executeValidate(UIInput.java:1248)
at javax.faces.component.UIInput.processValidators(UIInput.java:712)
at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1261)
at javax.faces.component.UIForm.processValidators(UIForm.java:253)
at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1261)
at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1261)
at javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1195)
at com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:658)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:474)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:349)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:495)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:767)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1347)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
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)
Caused by: javax.el.PropertyNotFoundException: Target Unreachable, 'cliente' returned null
at org.apache.el.parser.AstValue.getTarget(AstValue.java:124)
at org.apache.el.parser.AstValue.getType(AstValue.java:58)
at org.apache.el.ValueExpressionImpl.getType(ValueExpressionImpl.java:168)
at org.jboss.weld.el.WeldValueExpression.getType(WeldValueExpression.java:93)
at com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:98)
... 37 more
jan 31, 2017 8:11:54 PM com.sun.faces.context.AjaxExceptionHandlerImpl handlePartialResponseError
GRAVE: javax.el.PropertyNotFoundException: /cliente/CadastroCliente.xhtml @31,134 value="#{clienteBean.cliente.nome}": Target Unreachable, 'cliente' returned null
at com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:100)
at org.primefaces.util.ComponentUtils.getConverter(ComponentUtils.java:146)
at org.primefaces.renderkit.InputRenderer.getConvertedValue(InputRenderer.java:175)
at javax.faces.component.UIInput.getConvertedValue(UIInput.java:1045)
at javax.faces.component.UIInput.validate(UIInput.java:975)
at javax.faces.component.UIInput.executeValidate(UIInput.java:1248)
at javax.faces.component.UIInput.processValidators(UIInput.java:712)
at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1261)
at javax.faces.component.UIForm.processValidators(UIForm.java:253)
at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1261)
at javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1261)
at javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1195)
at com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:658)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:474)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:349)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:495)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:767)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1347)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
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)
Caused by: javax.el.PropertyNotFoundException: Target Unreachable, 'cliente' returned null
at org.apache.el.parser.AstValue.getTarget(AstValue.java:124)
at org.apache.el.parser.AstValue.getType(AstValue.java:58)
at org.apache.el.ValueExpressionImpl.getType(ValueExpressionImpl.java:168)
at org.jboss.weld.el.WeldValueExpression.getType(WeldValueExpression.java:93)
at com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:98)
... 37 more
Meu Bean
@Named
@ViewScoped
public class ClienteBean implements Serializable {
private static final long serialVersionUID = 1L;
private Cliente cliente;
private Integer idCliente;
@Inject
private ClienteDAO dao;
@Transacional
public void gravar() {
if (this.cliente.getId() == null) {
this.dao.adiciona(this.cliente);
}else {
this.dao.atualiza(this.cliente);
}
this.cliente = new Cliente();
}
OBS: já estão com getters e Setters;
ClienteDAO
@SuppressWarnings(“serial”)
public class ClienteDAO implements Serializable {
@Inject
private EntityManager manager;
private DAO<Cliente> dao;
@PostConstruct
public void inicializar() {
this.dao = new DAO<Cliente>(this.manager, Cliente.class);
}
GerenciadorDeTransacao
@Transacional // anotação que criei que se relaciona com gerenciador de transação.
@Interceptor // anotação que executa antes
public class GerenciadorDeTransacao implements Serializable {
@Inject
EntityManager manager;
AroundInvoke // anotação que executa o metodo antes e depois.Ou seja, executa o redor;
public Object executaTx(InvocationContext context) throws Exception {
System.out.println("Abrindo begin");
manager.getTransaction().begin();
Object resultado = context.proceed(); // continua executando
System.out.println("fechando");
manager.getTransaction().commit();
return resultado;
}
Anotacao
@InterceptorBinding // Amarra para poder intender minha anotação;
@Target({ ElementType.METHOD, ElementType.TYPE }) // permite usar em cima do método e Classe.
@Retention(RetentionPolicy.RUNTIME) // É valido na hora de rodar.
public @interface Transacional {
}
beans.xml
<beans>
<interceptors>
<class>tx.GerenciadorDeTransacao</class>
</interceptors>
</beans>
