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respostas

HTTP Status 500 - net.vidageek.mirror.exception.ReflectionProviderException:

Estou tentando ao máximo fazer a atividade bem parecida com o da aula. Acho que só a versão do meu Eclipse que é diferente e a versão do VRaptor eu acho. E toda vez surge um erro diferente na mesma parte: Importar a Lista. Alguém consegue me ajudar??

HTTP Status 500 - net.vidageek.mirror.exception.ReflectionProviderException: Could not invoke method lista

type Exception report

message net.vidageek.mirror.exception.ReflectionProviderException: Could not invoke method lista

description The server encountered an internal error that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: net.vidageek.mirror.exception.ReflectionProviderException: Could not invoke method lista
    br.com.caelum.vraptor.VRaptor.doFilter(VRaptor.java:120)
root cause

net.vidageek.mirror.exception.ReflectionProviderException: Could not invoke method lista
    net.vidageek.mirror.provider.java.PureJavaMethodReflectionProvider.invoke(PureJavaMethodReflectionProvider.java:45)
    net.vidageek.mirror.invoke.MethodHandlerByMethod.withArgs(MethodHandlerByMethod.java:54)
    br.com.caelum.vraptor.observer.ExecuteMethod.execute(ExecuteMethod.java:87)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    java.lang.reflect.Method.invoke(Unknown Source)
    org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:93)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:266)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:253)
    org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:232)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:169)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:165)
    org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:119)
    org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:112)
    org.jboss.weld.event.EventImpl.fire(EventImpl.java:83)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:78)
    br.com.caelum.vraptor.interceptor.FlashInterceptor.intercept(FlashInterceptor.java:98)
    br.com.caelum.vraptor.interceptor.FlashInterceptor$Proxy$_$$_WeldClientProxy.intercept(Unknown Source)
    br.com.caelum.vraptor.core.ToInstantiateInterceptorHandler.execute(ToInstantiateInterceptorHandler.java:58)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:83)
    br.com.caelum.vraptor.interceptor.ExceptionHandlerInterceptor.intercept(ExceptionHandlerInterceptor.java:75)
    br.com.caelum.vraptor.interceptor.ExceptionHandlerInterceptor$Proxy$_$$_WeldClientProxy.intercept(Unknown Source)
    br.com.caelum.vraptor.core.ToInstantiateInterceptorHandler.execute(ToInstantiateInterceptorHandler.java:58)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:83)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.start(DefaultInterceptorStack.java:93)
    br.com.caelum.vraptor.core.DefaultInterceptorStack$Proxy$_$$_WeldClientProxy.start(Unknown Source)
    br.com.caelum.vraptor.observer.RequestHandlerObserver.handle(RequestHandlerObserver.java:86)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    java.lang.reflect.Method.invoke(Unknown Source)
    org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:93)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:266)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:253)
    org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:232)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:169)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:165)
    org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:119)
    org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:112)
    org.jboss.weld.event.EventImpl.fire(EventImpl.java:83)
    br.com.caelum.vraptor.VRaptor.doFilter(VRaptor.java:116)
root cause

javax.persistence.PersistenceException: No Persistence provider for EntityManager named default
    javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:61)
    javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:39)
    br.unemat.digera.infra.EntityManagerProducer.<init>(EntityManagerProducer.java:14)
    sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    java.lang.reflect.Constructor.newInstance(Unknown Source)
    org.jboss.weld.injection.ConstructorInjectionPoint.newInstance(ConstructorInjectionPoint.java:110)
    org.jboss.weld.injection.ConstructorInjectionPoint.invokeAroundConstructCallbacks(ConstructorInjectionPoint.java:84)
    org.jboss.weld.injection.ConstructorInjectionPoint.newInstance(ConstructorInjectionPoint.java:71)
    org.jboss.weld.injection.producer.AbstractInstantiator.newInstance(AbstractInstantiator.java:28)
    org.jboss.weld.injection.producer.BasicInjectionTarget.produce(BasicInjectionTarget.java:85)
    org.jboss.weld.injection.producer.BeanInjectionTarget.produce(BeanInjectionTarget.java:183)
    org.jboss.weld.bean.ManagedBean.create(ManagedBean.java:149)
    org.jboss.weld.context.AbstractContext.get(AbstractContext.java:94)
    org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:733)
    org.jboss.weld.injection.producer.AbstractMemberProducer.getReceiver(AbstractMemberProducer.java:128)
    org.jboss.weld.injection.producer.AbstractMemberProducer.produce(AbstractMemberProducer.java:148)
    org.jboss.weld.bean.AbstractProducerBean.create(AbstractProducerBean.java:183)
    org.jboss.weld.context.AbstractContext.get(AbstractContext.java:94)
    org.jboss.weld.bean.proxy.ContextBeanInstance.getInstance(ContextBeanInstance.java:98)
    org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:99)
    org.jboss.weld.proxies.EntityManager$-1168708345$Proxy$_$$_WeldClientProxy.createQuery(Unknown Source)
    br.unemat.digera.dao.UsuarioDAO.lista(UsuarioDAO.java:31)
    br.unemat.digera.dao.UsuarioDAO$Proxy$_$$_WeldClientProxy.lista(Unknown Source)
    br.unemat.digera.controllers.UsuarioController.lista(UsuarioController.java:40)
    br.unemat.digera.controllers.UsuarioController$Proxy$_$$_WeldClientProxy.lista(Unknown Source)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    java.lang.reflect.Method.invoke(Unknown Source)
    net.vidageek.mirror.provider.java.PureJavaMethodReflectionProvider.invoke(PureJavaMethodReflectionProvider.java:38)
    net.vidageek.mirror.invoke.MethodHandlerByMethod.withArgs(MethodHandlerByMethod.java:54)
    br.com.caelum.vraptor.observer.ExecuteMethod.execute(ExecuteMethod.java:87)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    java.lang.reflect.Method.invoke(Unknown Source)
    org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:93)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:266)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:253)
    org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:232)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:169)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:165)
    org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:119)
    org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:112)
    org.jboss.weld.event.EventImpl.fire(EventImpl.java:83)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:78)
    br.com.caelum.vraptor.interceptor.FlashInterceptor.intercept(FlashInterceptor.java:98)
    br.com.caelum.vraptor.interceptor.FlashInterceptor$Proxy$_$$_WeldClientProxy.intercept(Unknown Source)
    br.com.caelum.vraptor.core.ToInstantiateInterceptorHandler.execute(ToInstantiateInterceptorHandler.java:58)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:83)
    br.com.caelum.vraptor.interceptor.ExceptionHandlerInterceptor.intercept(ExceptionHandlerInterceptor.java:75)
    br.com.caelum.vraptor.interceptor.ExceptionHandlerInterceptor$Proxy$_$$_WeldClientProxy.intercept(Unknown Source)
    br.com.caelum.vraptor.core.ToInstantiateInterceptorHandler.execute(ToInstantiateInterceptorHandler.java:58)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.next(DefaultInterceptorStack.java:83)
    br.com.caelum.vraptor.core.DefaultInterceptorStack.start(DefaultInterceptorStack.java:93)
    br.com.caelum.vraptor.core.DefaultInterceptorStack$Proxy$_$$_WeldClientProxy.start(Unknown Source)
    br.com.caelum.vraptor.observer.RequestHandlerObserver.handle(RequestHandlerObserver.java:86)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    java.lang.reflect.Method.invoke(Unknown Source)
    org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:93)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:266)
    org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:253)
    org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:232)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:169)
    org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:165)
    org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:119)
    org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:112)
    org.jboss.weld.event.EventImpl.fire(EventImpl.java:83)
    br.com.caelum.vraptor.VRaptor.doFilter(VRaptor.java:116)
note The full stack trace of the root cause is available in the Apache Tomcat/7.0.73 logs.
5 respostas

Ele está informando que não existe um persistence-unit configurado no seu persistence.xml com o nome default.

Esse é o meu Entity Manager Producer

package br.unemat.digera.infra;

import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.RequestScoped;
import javax.enterprise.inject.Disposes;
import javax.enterprise.inject.Produces;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;

@ApplicationScoped
public class EntityManagerProducer {

    private EntityManagerFactory factory = Persistence.createEntityManagerFactory("default");

    @Produces
    @RequestScoped
    public EntityManager getEntityManager(){
        return factory.createEntityManager();
    }

    public void close(@Disposes EntityManager manager){
        manager.close();
    }

}

E esse o meu Persistence

<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
     http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"
     version="2.0">
     <persistence-unit name="default">
         <provider>org.hibernate.ejb.HibernatePersistence</provider>

         <properties>
             <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver"/>
             <property name="javax.persistence.jdbc.url" value="jdbc:mysql://localhost/digera"/>
             <property name="javax.persistence.jdbc.user" value="root"/>
             <property name="javax.persistence.jdbc.password" value="root"/>

             <property name="hibernate.dialect" value="org.hibernate.dialect.MySQL5InnoDBDialect"/>
             <property name="hibernate.hbm2ddl.auto" value="update"/>
             <property name="hibernate.show_sql" value="true"/>
             <property name="hibernate.format_sql" value="true"/>
         </properties>

     </persistence-unit>

</persistence>

Se preciso for, envio todo o meu projeto. Pq não sei mais o que estou errando :/

Se puder, peço que por favor veja o que há de errado com meu sistema. Não consigo ver porquê não está achando a conexão. https://www.dropbox.com/s/ep0wfq1xqyji0i5/Digera.rar?dl=0

solução!

A versão do hibernate é a 5? Se for, apaga a linha de configuração do provider :(. O provider mudou nessa versão e o antigo ta quebrado. Não cheguei a ver o link da dropbox.

Agora deu certo. Obrigado

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