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package pfa.esprit.Daos;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
import pfa.esprit.Entities.Equipment;
import pfa.esprit.Entities.Soutenance;
import pfa.esprit.Entities.Teacher;
@Stateless
public class SoutenanceManagerBean implements SoutenanceManager{
@PersistenceContext(unitName="PFA_Project")
EntityManager em;
public Soutenance findSoutenanceById(int id) {
return em.find(Soutenance.class, id);
}
public List<Soutenance> getAll() {
return (List<Soutenance>) em.createQuery("from Soutenance").getResultList();
}
public List<Soutenance> getSoutenanceByDate(Date date) {
List<Soutenance> list = new ArrayList<Soutenance>();
Query query = em.createQuery("SELECT c FROM Soutenance c WHERE c.date = :date ");
list = query.getResultList();
return list;
}
public Soutenance findSoutenanceByName(String name){
return em.find(Soutenance.class, name);
}
public void createSoutenance(Soutenance soutenance){
em.persist(soutenance);
}
public void updateSoutenance(Soutenance soutenance){
em.merge(soutenance);
}
public void deleteSoutenance(Soutenance soutenance){
em.remove(soutenance);
}
public void asociateJury(int idSoutenance, Teacher jury){
if(jury!=null){
Soutenance soutenance = this.findSoutenanceById(idSoutenance);
soutenance.createJury(jury);
em.merge(soutenance);
}
}
public void asociateEquipment(int idSoutenance, Equipment equipment) {
if(equipment!=null){
Soutenance soutenance = this.findSoutenanceById(idSoutenance);
soutenance.createEquipment(equipment);
em.merge(soutenance);
}
}
public void removeSoutenanceById(int id) {
em.remove(findSoutenanceById(id));
}
} |
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