br.com.sigcopex.dao.ExtensaoDAO.java Source code

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Here is the source code for br.com.sigcopex.dao.ExtensaoDAO.java

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/*
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package br.com.sigcopex.dao;

import br.com.sigcopex.domain.Extensao;
import br.com.sigcopex.util.HibernateUtil;
import java.util.*;
import org.hibernate.*;

/**
 *
 * @author Roberto
 */
public class ExtensaoDAO {
    public void salvar(Extensao extensao) {
        Session sessao = HibernateUtil.getSessionFactory().openSession();
        Transaction transacao = null;

        try {
            transacao = sessao.beginTransaction();
            sessao.save(extensao);
            transacao.commit();
        } catch (RuntimeException ex) {
            if (transacao != null) {
                transacao.rollback();
            }
            throw ex;
        } finally {
            sessao.close();
        }

    }

    public List<Extensao> listar() {
        Session sessao = HibernateUtil.getSessionFactory().openSession();
        List<Extensao> extensaos = null;

        try {
            Query consulta = sessao.getNamedQuery("Extensao.listar");
            extensaos = consulta.list();
        } catch (RuntimeException ex) {
            throw ex;
        } finally {
            sessao.close();
        }
        return extensaos;
    }

    public Extensao buscarPorCodigo(Long codigo) {
        Session sessao = HibernateUtil.getSessionFactory().openSession();
        Extensao extensao = null;

        try {
            Query consulta = sessao.getNamedQuery("Extensao.buscarPorCodigo");
            consulta.setLong("codigo", codigo);

            extensao = (Extensao) consulta.uniqueResult();
        } catch (RuntimeException ex) {
            throw ex;
        } finally {
            sessao.close();
        }

        return extensao;
    }

    public void excluir(Extensao extensao) {
        Session sessao = HibernateUtil.getSessionFactory().openSession();
        Transaction transacao = null;

        try {
            transacao = sessao.beginTransaction();
            sessao.delete(extensao);
            transacao.commit();
        } catch (RuntimeException ex) {
            if (transacao != null) {
                transacao.rollback();
            }
            throw ex;
        } finally {
            sessao.close();
        }
    }

    public void editar(Extensao extensao) {
        Session sessao = HibernateUtil.getSessionFactory().openSession();
        Transaction transacao = null;

        try {
            transacao = sessao.beginTransaction();
            sessao.update(extensao);
            transacao.commit();
        } catch (RuntimeException ex) {
            if (transacao != null) {
                transacao.rollback();
            }
            throw ex;
        } finally {
            sessao.close();
        }
    }
}