Estou obtendo o seguinte erro na minha aplicação com JPA, sou iniciante em JPA
GRAVE: Could not find datasource: PerfilVocacional
javax.naming.NoInitialContextException: Need to specify class name in environment or system property, or as an applet parameter, or in an application resource file: java.naming.factory.initial
Este é o codigo de inserção no banco
public static void main(String[] args) {
EntityManagerFactory emf = Persistence.createEntityManagerFactory("AppJPA");
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
Query query = em.createNativeQuery("insert into People values (?1,?2,?3)");
query.setParameter(1, 4);
query.setParameter(2, "carlos");
query.setParameter(3, 25);
query.executeUpdate();
em.getTransaction().commit();
em.close();
emf.close();
}
Este é meu persistence.xml
<?xml version="1.0" encoding="UTF-8"?>
<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="AppJPA" transaction-type="RESOURCE_LOCAL">
<provider>org.hibernate.ejb.HibernatePersistence</provider>
<non-jta-data-source>PerfilVocacional</non-jta-data-source>
<class>br.perfilvocacional.entity.People</class>
<class>br.com.mycompletejpawebapp.entity.Log</class>
<class>br.com.mycompletejpawebapp.entity.Product</class>
<class>br.com.mycompletejpawebapp.entity.Sell</class>
<class>br.com.mycompletejpawebapp.entity.User</class>
<exclude-unlisted-classes>false</exclude-unlisted-classes>
<properties>
<property name="hibernate.cache.provider_class" value="org.hibernate.cache.NoCacheProvider"/>
</properties>
</persistence-unit>
</persistence>