Comprei um Ebook e estou executado o exemplo do livro com o seguinte codigo :
Esta dando o seguinte erros :
EntityManagerFactory connot be resolved to a type
Persistence connot be resolved
public class PersistidorDeAutomovel {
public static void main(String[] args) {
EntityManagerFactory emf =
Persistence.createEntityManager("default");
}
}
persistence.xml
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.4"
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_4.xsd">
<persistence-unit name="default">
<properties>
<property name="javax.persistence.jdbc.driver"
value="com.mysql.jdbc.Driver" />
<property name="javax.persistence.jdbc.url"
value="jdbc:mysql://localhost/automoveis" />
<property name="javax.persistence.jdbc.password"
value="root" />
<property name="javax.persistence.jdbc.username"
value="password" />
<property name="hibernate.dialect"
value="org.hibernate.dialect.MySQLInnoDBDialect" />
<property name="hibernate.hbm2ddl.auto"
value="update" />
</properties>
</persistence-unit>
</persistence>