NEl package entity ho:
utente.java
codice:
package entity;

import java.io.Serializable;
import java.util.Collection;
import java.util.Date;
import javax.persistence.Basic;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

/**
 *
 * @author Silverio
 */
@Entity
@Table(name = "utente")
@NamedQueries({
    @NamedQuery(name = "Utente.findAll", query = "SELECT u FROM Utente u"),
    @NamedQuery(name = "Utente.findByUtId", query = "SELECT u FROM Utente u WHERE u.utId = :utId"),
    @NamedQuery(name = "Utente.findByUtNome", query = "SELECT u FROM Utente u WHERE u.utNome = :utNome"),
    @NamedQuery(name = "Utente.findByUtEmail", query = "SELECT u FROM Utente u WHERE u.utEmail = :utEmail"),
    @NamedQuery(name = "Utente.findByUtIndi", query = "SELECT u FROM Utente u WHERE u.utIndi = :utIndi"),
    @NamedQuery(name = "Utente.findByUtCc", query = "SELECT u FROM Utente u WHERE u.utCc = :utCc"),
    @NamedQuery(name = "Utente.findByUtData", query = "SELECT u FROM Utente u WHERE u.utData = :utData"),
    @NamedQuery(name = "Utente.findByUtTel", query = "SELECT u FROM Utente u WHERE u.utTel = :utTel")})
public class Utente implements Serializable {
    private static final long serialVersionUID = 1L;
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    @Basic(optional = false)
    @Column(name = "ut_id")
    private Integer utId;
    @Basic(optional = false)
    @Column(name = "ut_nome")
    private String utNome;
    @Column(name = "ut_email")
    private String utEmail;
    @Column(name = "ut_indi")
    private String utIndi;
    @Column(name = "ut_cc")
    private String utCc;
    @Column(name = "ut_data")
    @Temporal(TemporalType.DATE)
    private Date utData;
    @Column(name = "ut_tel")
    private String utTel;
    @OneToMany(cascade = CascadeType.ALL, mappedBy = "utenteUtId")
    private Collection<Prodotto> prodottoCollection;

    public Utente() {
    }

    public Utente(Integer utId) {
        this.utId = utId;
    }

    public Utente(Integer utId, String utNome) {
        this.utId = utId;
        this.utNome = utNome;
    }

    public Integer getUtId() {
        return utId;
    }

    public void setUtId(Integer utId) {
        this.utId = utId;
    }

    public String getUtNome() {
        return utNome;
    }

    public void setUtNome(String utNome) {
        this.utNome = utNome;
    }

    public String getUtEmail() {
        return utEmail;
    }

    public void setUtEmail(String utEmail) {
        this.utEmail = utEmail;
    }

    public String getUtIndi() {
        return utIndi;
    }

    public void setUtIndi(String utIndi) {
        this.utIndi = utIndi;
    }

    public String getUtCc() {
        return utCc;
    }

    public void setUtCc(String utCc) {
        this.utCc = utCc;
    }

    public Date getUtData() {
        return utData;
    }

    public void setUtData(Date utData) {
        this.utData = utData;
    }

    public String getUtTel() {
        return utTel;
    }

    public void setUtTel(String utTel) {
        this.utTel = utTel;
    }

    public Collection<Prodotto> getProdottoCollection() {
        return prodottoCollection;
    }

    public void setProdottoCollection(Collection<Prodotto> prodottoCollection) {
        this.prodottoCollection = prodottoCollection;
    }

    @Override
    public int hashCode() {
        int hash = 0;
        hash += (utId != null ? utId.hashCode() : 0);
        return hash;
    }

    @Override
    public boolean equals(Object object) {
        // TODO: Warning - this method won't work in the case the id fields are not set
        if (!(object instanceof Utente)) {
            return false;
        }
        Utente other = (Utente) object;
        if ((this.utId == null && other.utId != null) || (this.utId != null && !this.utId.equals(other.utId))) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "entity.Utente[utId=" + utId + "]";
    }

}
Io ho questo dentro il package session
UtenteFacade.java
codice:
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Root;

/**
 *
 * @author Silverio
 */
@Stateless
public class UtenteFacade {
    @PersistenceContext(unitName = "whishlistDBPU")
    private EntityManager em;

    public void create(Utente utente) {
        em.persist(utente);
    }

    public void edit(Utente utente) {
        em.merge(utente);
    }

    public void remove(Utente utente) {
        em.remove(em.merge(utente));
    }

    public Utente find(Object id) {
        return em.find(Utente.class, id);
    }

    public List<Utente> findAll() {
        CriteriaQuery cq = em.getCriteriaBuilder().createQuery();
        cq.select(cq.from(Utente.class));
        return em.createQuery(cq).getResultList();
    }

    public List<Utente> findRange(int[] range) {
        CriteriaQuery cq = em.getCriteriaBuilder().createQuery();
        cq.select(cq.from(Utente.class));
        Query q = em.createQuery(cq);
        q.setMaxResults(range[1] - range[0]);
        q.setFirstResult(range[0]);
        return q.getResultList();
    }

    public int count() {
        CriteriaQuery cq = em.getCriteriaBuilder().createQuery();
        Root<Utente> rt = cq.from(Utente.class);
        cq.select(em.getCriteriaBuilder().count(rt));
        Query q = em.createQuery(cq);
        return ((Long) q.getSingleResult()).intValue();
    }

}
Posto anche il file persistent.xml

codice:
<?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/persisten...stence_2_0.xsd">
  <persistence-unit name="whishlistDBPU" transaction-type="JTA">
    <jta-data-source>jdbc/whishlistDB</jta-data-source>
    <properties>
      <property name="eclipselink.logging.level" value="FINEST"/>
    </properties>
</persistence-unit>
</persistence>
Pero non ti ho capito per farlo entrare nel foreach devo metterci UtenteFacade????

Grazie!!!
Il metodo lo chiamo nel controllerServlet nella riga :
codice:
public void init() throws ServletException {
        getServletContext().setAttribute("utenti", utenteFacade.findAll());
    }
utenteFacade.findAll()
giusto???