Estou começando o s estudos do VRaptor aguem poderia me mostra como usar o plugin VRaptor-jpa no VRaptor 4?
Como injetar uma EntityManager na minha classe Dao e no meu controller
Se alguém poder disponibilizar um pequeno exemplo.
Estou recebendo a seguinte msg de erro
SEVERE: Exception sending context initialized event to listener instance of class org.jboss.weld.environment.servlet.Listener
org.jboss.weld.exceptions.DeploymentException: WELD-001408: Unsatisfied dependencies for type EntityManager with qualifiers @Default
at injection point [BackedAnnotatedField] @Inject private br.com.caelum.vraptor.dao.UsuarioDao.em
at br.com.caelum.vraptor.dao.UsuarioDao.em(UsuarioDao.java:0)
at org.jboss.weld.bootstrap.Validator.validateInjectionPointForDeploymentProblems(Validator.java:368)
at org.jboss.weld.bootstrap.Validator.validateInjectionPoint(Validator.java:289)
at org.jboss.weld.bootstrap.Validator.validateGeneralBean(Validator.java:135)
at org.jboss.weld.bootstrap.Validator.validateRIBean(Validator.java:166)
at org.jboss.weld.bootstrap.Validator.validateBean(Validator.java:514)
at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:68)
at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:66)
at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:60)
at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:53)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
Abr 08, 2014 12:21:41 PM org.apache.catalina.core.StandardContext startInternal
SEVERE: Error listenerStart
Abr 08, 2014 12:21:41 PM org.apache.catalina.core.StandardContext startInternal
SEVERE: Context [/testes] startup failed due to previous errors
Abr 08, 2014 12:21:41 PM org.apache.catalina.core.StandardContext listenerStop
SEVERE: Exception sending context destroyed event to listener instance of class org.jboss.weld.environment.servlet.Listener
java.lang.NullPointerException
at org.jboss.weld.servlet.WeldInitialListener.contextDestroyed(WeldInitialListener.java:120)
at org.jboss.weld.servlet.api.helpers.ForwardingServletListener.contextDestroyed(ForwardingServletListener.java:30)
at org.jboss.weld.environment.servlet.Listener.contextDestroyed(Listener.java:85)
at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:4980)
at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5626)
at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:160)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)
at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:656)
at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1635)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
meu controller
####################
import javax.inject.Inject;
import br.com.caelum.vraptor.Controller;
import br.com.caelum.vraptor.Path;
import br.com.caelum.vraptor.Post;
import br.com.caelum.vraptor.Result;
import br.com.caelum.vraptor.dao.UsuarioDao;
import br.com.caelum.vraptor.modelo.Usuario;
@Controller
public class TesteController {
@Inject
private Result result;
@Inject
private UsuarioDao userDao;
@Path("/")
public void index() {}
@Post @Path("/cadastro")
public void cadastro(Usuario usuario){
//System.out.println(usuario);
this.userDao.InsertUser(usuario);
this.result.forwardTo(IndexController.class).index();
}
}
################
UsuarioDao.class
package br.com.caelum.vraptor.dao;
import javax.inject.Inject;
import javax.persistence.EntityManager;
import br.com.caelum.vraptor.modelo.Usuario;
public class UsuarioDao {
@Inject
private EntityManager em;
public void InsertUser(Usuario usuario) {
try{
this.em.persist(usuario);
}catch(Exception e){
e.printStackTrace();
}
}
}
web.xml
#################
#####################
Coloquei o persistente.xml na pasta src/main/resources/META-INF
<persistence version="1.0" 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_1_0.xsd">
<persistence-unit name="default" transaction-type="RESOURCE_LOCAL">
<provider>org.hibernate.ejb.HibernatePersistence</provider>
<class>br.com.caelum.model.Usuario</class>
<properties>
<property name="hibernate.connection.username" value="root"/>
<property name="hibernate.connection.password" value=""/>
<property name="hibernate.connection.driver_class" value="com.mysql.jdbc.Driver"/>
<property name="hibernate.dialect" value="org.hibernate.dialect.MySQLInnoDBDialect"/>
<property name="hibernate.connection.url" value="jdbc:mysql://localhost:3306/teste"/>
<property name="hibernate.cache.provider_class" value="org.hibernate.cache.NoCacheProvider"/>
<property name="hibernate.hbm2ddl.auto" value="update"/>
<property name="hibernate.show_sql" value="true"/>
</properties>
</persistence-unit>
</persistence>
#########################
beans.xml
<?xml version="1.0" encoding="UTF-8"?></beans
Obrigado dês de já por qualquer ajuda!!!