CriteriosEvaluacionFacade.java

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package com.pepe.jpa.sesions;

import com.pepe.jpa.entities.Competencia;
import com.pepe.jpa.entities.CriteriosEvaluacion;
import java.util.List;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;

/**
 *
 * @author ADSI TARDE
 */
@Stateless
public class CriteriosEvaluacionFacade extends AbstractFacade<CriteriosEvaluacion> {
    @PersistenceContext(unitName = "pepeAplicacionPU")
    private EntityManager em;

    @Override
    protected EntityManager getEntityManager() {
        return em;
    }

    public CriteriosEvaluacionFacade() {
        super(CriteriosEvaluacion.class);
    }
    
    //@NamedQuery(name = "CriteriosEvaluacion.consultaCE", query = "SELECT c FROM CriteriosEvaluacion c WHERE c.idCompetencia.idCompetencia = :idCompetencia AND c.estado = 1"),
    public List<CriteriosEvaluacion> consulta(Competencia c) {
        Query q = getEntityManager().createNamedQuery("CriteriosEvaluacion.consultaCE");
       q.setParameter("idCompetencia", c.getIdCompetencia());
        try {
            return q.getResultList();
        } catch (Exception e) {
            System.out.println(e.getMessage());
            return null;
        }
    }
}