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package com.megatim.fdxconsultation.dao.impl.stats;

import com.megatim.fdxconsultation.dao.ifaces.stats.TableauBordColumnDAO;
import com.megatim.fdxconsultation.model.stats.TableauBordColumn;
import java.util.Optional;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;

/**
 *
 * @author ASUS
 */
@Stateless
public class TableauBordColumnDAOImpl implements TableauBordColumnDAO {

    @PersistenceContext(unitName = "fdxConsultationPersistenceUnit")
    protected EntityManager em;

    @Override
    public Class<TableauBordColumn> getManagedEntityClass() {
        return TableauBordColumn.class;
    }

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

    @Override
    public TableauBordColumn getById(Long id) {
        Query query = em.createQuery("SELECT t from TableauBordColumn t "
                + "where c.id = :id");
        query.setParameter("id", id);

        Optional<TableauBordColumn> optionalTableauBordColumn = query.getResultList().stream().findFirst();
        return optionalTableauBordColumn.isPresent() ? optionalTableauBordColumn.get() : null;
    }

}