Olá, boa noite, preciso de ajuda, a minha classe GeraTabelas não está funcionando, está dando erro.
Seguem os arquivos
persistence.xml
<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="tarefas">
<provider>org.hibernate.ejb.HibernatePersistence</provider>
<class>br.com.caelum.tarefas.modelo.Tarefa</class>
<properties>
<property name="javax.persistence.jdbc.driver"
value="com.mysql.jdbc.Driver" />
<property name="javax.persistence.jdbc.url"
value="jdbc:mysql://localhost/fj21" />
<property name="javax.persistence.jdbc.user" value="root" />
<property name="javax.persistence.jdbc.password" value="" />
<property name="hibernate.dialect"
value="org.hibernate.dialect.MySQL5InnoDBDialect" />
<property name="hibernate.show_sql" value="true" />
<property name="hibernate.format_sql" value="true" />
<property name="hibernate.hbm2ddl.auto" value="update" />
</properties>
</persistence-unit>
</persistence>
Tarefa.java
package br.com.caelum.tarefas.modelo;
import java.util.Calendar;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import org.springframework.format.annotation.DateTimeFormat;
@Entity
public class Tarefa {
@Id
@GeneratedValue
private Long id;
@NotNull @Size(min=5)
private String descricao;
private boolean finalizado;
@Temporal(TemporalType.DATE)
@DateTimeFormat(pattern="dd/MM/yyyy")
private Calendar dataFinalizacao;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getDescricao() {
return descricao;
}
public void setDescricao(String descricao) {
this.descricao = descricao;
}
public boolean isFinalizado() {
return finalizado;
}
public void setFinalizado(boolean finalizado) {
this.finalizado = finalizado;
}
public Calendar getDataFinalizacao() {
return dataFinalizacao;
}
public void setDataFinalizacao(Calendar dataFinalizacao) {
this.dataFinalizacao = dataFinalizacao;
}
}
GeraTabelas.java
package br.com.caelum.tarefas.jpa;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
public class GeraTabelas {
public static void main(String[] args) {
EntityManagerFactory factory = Persistence.
createEntityManagerFactory("tarefas");
factory.close();
}
}
O Erro que está dando:
Exception in thread “main” java.lang.AbstractMethodError
at org.hibernate.internal.SessionFactoryImpl.(SessionFactoryImpl.java:310)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1857)
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl$4.perform(EntityManagerFactoryBuilderImpl.java:850)
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl$4.perform(EntityManagerFactoryBuilderImpl.java:843)
at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl.withTccl(ClassLoaderServiceImpl.java:399)
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:842)
at org.hibernate.jpa.HibernatePersistenceProvider.createEntityManagerFactory(HibernatePersistenceProvider.java:73)
at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:54)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:55)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:39)
at br.com.caelum.tarefas.jpa.GeraTabelas.main(GeraTabelas.java:13)
