Bom dia pessoal, comecei a ler o livro da casa do código “Aplicações Java para web com JSF e JPA”, porém estou com uma dificuldade.
Estou começando a aprender, então se for alguma coisa besta já peço desculpas.
Seguinte:
criei a classe Automovel:
> import javax.persistence.Entity;
> import javax.persistence.GeneratedValue;
> import javax.persistence.Id;
> @Entity
> public class Automovel {
> @Id @GeneratedValue
> private Long id;
>
> private String marca;
> private String modelo;
> private Integer anoFabricacao;
> private Integer anoModelo;
> private String observacoes;
>
>
> public Long getId() {
> return id;
> }
> public void setId(Long id) {
> this.id = id;
> }
> public String getMarca() {
> return marca;
> }
> public void setMarca(String marca) {
> this.marca = marca;
> }
> public String getModelo() {
> return modelo;
> }
> public void setModelo(String modelo) {
> this.modelo = modelo;
> }
> public Integer getAnoFabricacao() {
> return anoFabricacao;
> }
> public void setAnoFabricacao(Integer anoFabricacao) {
> this.anoFabricacao = anoFabricacao;
> }
> public Integer getAnoModelo() {
> return anoModelo;
> }
> public void setAnoModelo(Integer anoModelo) {
> this.anoModelo = anoModelo;
> }
> public String getObservacoes() {
> return observacoes;
> }
> public void setObservacoes(String observacoes) {
> this.observacoes = observacoes;
> }
> }
a classe JPAUtil :
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
public class JPAUtil {
private static final EntityManagerFactory emf = Persistence.createEntityManagerFactory("teste");
public static EntityManager getEntityManager(){
return emf.createEntityManager();
}
}
A classe PersistidorDeAutomovel:
import javax.persistence.EntityManager;
import javax.persistence.EntityTransaction;
public class PersistidorDeAutomovel {
public static void main(String[] args) {
EntityManager em = JPAUtil.getEntityManager();
Automovel auto = new Automovel();
auto.setAnoFabricacao(2010);
auto.setModelo("Ferrari");
auto.setObservacoes("Nunca foi batido");
EntityTransaction tx = em.getTransaction();
tx.begin();
em.persist(auto);
tx.commit();
em.close();
}
}
e o persistence.xml (utilizo banco de dados oracle 11g) :
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0"
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_2_0.xsd">
<persistence-unit name="teste">
<properties>
<property name="javax.persistence.jdbc.url" value="jdbc:oracle:thin:/:@localhost:1521:xe"/>
<property name="javax.persistence.jdbc.user" value="teste"/>
<property name="javax.persistence.jdbc.password" value="1234"/>
<property name="javax.persistence.jdbc.driver" value="oracle.jdbc.driver.OracleDriver"/>
<property name="hibernate.dialect" value="org.hibernate.dialect.Oracle10gDialect"/>
<property name="hibernate.hbm2ddl.auto" value="update"/>
</properties>
</persistence-unit>
</persistence>
E ao executar a classe PersistidorDeAutomovel, é lançada a seguinte exceção:
set 28, 2016 10:07:53 AM org.hibernate.jpa.internal.util.LogHelper logPersistenceUnitInformation
INFO: HHH000204: Processing PersistenceUnitInfo [
name: teste
...]
set 28, 2016 10:07:53 AM org.hibernate.Version logVersion
INFO: HHH000412: Hibernate Core {5.2.2.Final}
set 28, 2016 10:07:53 AM org.hibernate.cfg.Environment <clinit>
INFO: HHH000206: hibernate.properties not found
set 28, 2016 10:07:53 AM org.hibernate.cfg.Environment buildBytecodeProvider
INFO: HHH000021: Bytecode provider name : javassist
set 28, 2016 10:07:53 AM org.hibernate.annotations.common.reflection.java.JavaReflectionManager <clinit>
INFO: HCANN000001: Hibernate Commons Annotations {5.0.1.Final}
set 28, 2016 10:07:53 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl configure
WARN: HHH10001002: Using Hibernate built-in connection pool (not for production use!)
Exception in thread "main" java.lang.ExceptionInInitializerError
at PersistidorDeAutomovel.main(PersistidorDeAutomovel.java:8)
Caused by: org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]
at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:267)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:231)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:210)
at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:51)
at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:94)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:240)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:210)
at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.handleTypes(MetadataBuildingProcess.java:352)
at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:111)
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:847)
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:874)
at org.hibernate.jpa.HibernatePersistenceProvider.createEntityManagerFactory(HibernatePersistenceProvider.java:58)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:55)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:39)
at JPAUtil.<clinit>(JPAUtil.java:7)
... 1 more
Caused by: org.hibernate.boot.registry.classloading.spi.ClassLoadingException: Unable to load class [oracle.jdbc.driver.OracleDriver]
at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl.classForName(ClassLoaderServiceImpl.java:229)
at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.loadDriverIfPossible(DriverManagerConnectionProviderImpl.java:160)
at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.buildCreator(DriverManagerConnectionProviderImpl.java:116)
at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.buildPool(DriverManagerConnectionProviderImpl.java:100)
at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.configure(DriverManagerConnectionProviderImpl.java:72)
at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:94)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:240)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:210)
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.buildJdbcConnectionAccess(JdbcEnvironmentInitiator.java:145)
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:66)
at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35)
at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:88)
at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:257)
... 15 more
Se alguém puder me ajudar, agradeço desde já.