Vypis mena

//MAIN
/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package cviko4;

import java.util.List;
import javax.persistence.*;
/**
 *
 * @author vsa
 */
public class Cviko4 {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        EntityManagerFactory emf = Persistence.createEntityManagerFactory("cviko4PU");
        EntityManager em = emf.createEntityManager();

        Query q = em.createNativeQuery("SELECT * FROM Osoba", Osoba.class);
        List<Osoba> zo = q.getResultList();

        em.getTransaction().begin();

        for(Osoba o: zo){
            System.out.println("Name: "+o.getMeno());
        }

        em.getTransaction().commit();

        em.close();
    }
}
//=========================
//OSOBA:
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package cviko4;
import java.util.Date;
import javax.persistence.*;
/**
 *
 * @author vsa
 */
@Entity
public class Osoba {
    @Id
    private String meno;
    @Temporal(javax.persistence.TemporalType.DATE)
    private Date narodenie;
    private double vaha;

    public String getMeno() {
        return meno;
    }

    public double getVaha() {
        return vaha;
    }

    public void setMeno(String meno) {
        this.meno = meno;
    }

    public void setVaha(double vaha) {
        this.vaha = vaha;
    }

    public Osoba(){}

    public Osoba(String meno, double vaha) {
        this.meno = meno;
        this.vaha = vaha;
    }


}
//=======================
//XML:
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.1" xmlns="http://xmlns.jcp.org/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd">
  <persistence-unit name="cviko4PU" transaction-type="RESOURCE_LOCAL">
    <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
    <properties>
      <property name="javax.persistence.jdbc.url" value="jdbc:derby://localhost:1527/sample"/>
      <property name="javax.persistence.jdbc.user" value="app"/>
      <property name="javax.persistence.jdbc.driver" value="org.apache.derby.jdbc.ClientDriver"/>
      <property name="javax.persistence.jdbc.password" value="app"/>
      <property name="eclipselink.logging.level" value="FINE"/>
      <exclude-unlisted-classes>false</exclude-unlisted-classes>
    </properties>
  </persistence-unit>
</persistence>