daoImp.EmpresaDaoImp.java Source code

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Here is the source code for daoImp.EmpresaDaoImp.java

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/*
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package daoImp;

import dao.ArquivoEmpresaDao;
import dao.EmpresaDao;
import java.util.List;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import modelo.EmpEmpresa;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.primefaces.context.RequestContext;
import util.HibernateUtil;

/**
 *
 * @author Chris Allen
 */
public class EmpresaDaoImp implements EmpresaDao {

    private String msg;

    @Override
    public void guardar(EmpEmpresa empresa) {
        Session session = HibernateUtil.getSessionFactory().openSession();
        try {
            session.getTransaction().begin();
            session.save(empresa);

            session.getTransaction().commit();
            msg = "Empresa guardada com sucesso!";
            FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, msg, null);
            FacesContext.getCurrentInstance().addMessage(null, message);
            RequestContext.getCurrentInstance().execute("PF('dlgnovo').hide()");

        } catch (Exception e) {
            msg = "Erro ao guardar empresa!";
            FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_ERROR, msg, null);
            FacesContext.getCurrentInstance().addMessage(null, message);
            System.out.println("Erro ao Incluir o Item: " + e.getMessage());
            session.getTransaction().rollback();
            RequestContext.getCurrentInstance().execute("PF('dlgnovo').show()");

        } finally {
            try {
                session.isOpen();
                session.close();
                System.out.println("Sesso fechada");
            } catch (Exception e) {
                System.out.println("Erro: " + e.getMessage());

            }
        }
    }

    @Override
    public void apagar(EmpEmpresa empresa) {
        Session session = HibernateUtil.getSessionFactory().openSession();
        try {
            session.getTransaction().begin();
            session.delete(empresa);
            session.getTransaction().commit();
            msg = "Empresa apagada com sucesso!";
            FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, msg, null);
            FacesContext.getCurrentInstance().addMessage(null, message);

        } catch (Exception e) {
            msg = "Erro ao apagado empresa!";
            FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_ERROR, msg, null);
            FacesContext.getCurrentInstance().addMessage(null, message);
            System.out.println("Erro ao Incluir o Item: " + e.getMessage());
            session.getTransaction().rollback();

        } finally {
            try {
                session.isOpen();
                session.close();
                System.out.println("Sesso fechada");
            } catch (Exception e) {
                System.out.println("Erro: " + e.getMessage());

            }
        }
    }

    @Override
    public void alterar(EmpEmpresa empresa) {
        Session session = HibernateUtil.getSessionFactory().getCurrentSession();
        try {
            Transaction tx = session.beginTransaction();
            session.merge(empresa);
            tx.commit();
            msg = "Empresa alterada com sucesso!";
            FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, msg, null);
            FacesContext.getCurrentInstance().addMessage(null, message);
            RequestContext.getCurrentInstance().execute("PF('dlgEditar').hide()");

        } catch (Exception e) {
            msg = "Erro ao alterar a empresa!";
            FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_ERROR, msg, null);
            FacesContext.getCurrentInstance().addMessage(null, message);
            System.out.println("Erro ao Incluir o Item: " + e.getMessage());
            session.getTransaction().rollback();
            RequestContext.getCurrentInstance().execute("PF('dlgEditar').hide()");

        } finally {
            try {
                session.isOpen();
                session.close();
                System.out.println("Sesso fechada");
            } catch (Exception e) {
                System.out.println("Erro: " + e.getMessage());

            }
        }
    }

    @Override
    public void alterarActulizacao(EmpEmpresa empresa) {
        Session session = HibernateUtil.getSessionFactory().getCurrentSession();
        try {
            Transaction tx = session.beginTransaction();
            session.merge(empresa);
            tx.commit();

        } catch (Exception e) {

            System.out.println("Erro ao Incluir o Item: " + e.getMessage());
            session.getTransaction().rollback();

        } finally {
            try {
                session.isOpen();
                session.close();
                System.out.println("Sesso fechada");
            } catch (Exception e) {
                System.out.println("Erro: " + e.getMessage());

            }
        }
    }

    @Override
    public EmpEmpresa buscaPorId(int id) {
        Session session = HibernateUtil.getSessionFactory().openSession();
        return (EmpEmpresa) session.load(EmpEmpresa.class, id);
    }

    @Override
    public List<EmpEmpresa> buscarTodos() {
        Session session = HibernateUtil.getSessionFactory().openSession();
        try {
            return session.createQuery("from EmpEmpresa").list();
        } catch (Exception e) {

            System.out.println("Erro: " + e.getMessage());
            session.beginTransaction().rollback();
        } finally {
            try {
                session.isOpen();
                session.close();
                System.out.println("Sesso fechada");
            } catch (Exception e) {
                System.out.println("Erro: " + e.getMessage());
            }
        }
        return null;
    }

    @Override
    public List<EmpEmpresa> selectItems() {
        Session session = HibernateUtil.getSessionFactory().openSession();
        return session.createQuery("from EmpEmpresa").list();
    }

}