dao.AlunoJPADAo.java Source code

Java tutorial

Introduction

Here is the source code for dao.AlunoJPADAo.java

Source

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package dao;

import dominio.Aluno;
import java.util.ArrayList;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import util.HibernateSessionFactory;

/**
 *
 * @author weberton
 */
public class AlunoJPADAo implements Persistencia<Aluno> {

    @Override
    public void gravar(Aluno objeto) throws BancoDadosException {

        Session session = HibernateSessionFactory.getSession();

        session.beginTransaction().begin();

        session.persist(objeto);

        session.beginTransaction().commit();
        session.close();

    }

    @Override
    public ArrayList<Aluno> getTodosAlunos() throws BancoDadosException {

        String hql = "from Aluno a order by a.nome";

        Session session = HibernateSessionFactory.getSession();

        Query query = session.createQuery(hql);

        ArrayList<Aluno> alunos = (ArrayList<Aluno>) query.list();

        session.close();

        return alunos;
    }

    @Override
    public ArrayList<Aluno> consultarPorCPF(String cpf) throws BancoDadosException {
        String hql = "select a from Aluno a where a.cpf = :cpf";

        Session session = HibernateSessionFactory.getSession();

        Query query = session.createQuery(hql);
        query.setParameter("cpf", cpf);

        ArrayList<Aluno> alunos = (ArrayList<Aluno>) query.list();

        session.close();

        return alunos;
    }

}