public void consultarAluno()
            {
                try{
                    setId(Integer.parseInt(JOptionPane.showInputDialog("Digite o ID do Aluno")));
                    Connection conexao = DriverManager.getConnection("jdbc:mysql://localhost/bd_eclipse", "root", "etecjau");
                    PreparedStatement st = conexao.prepareStatement("select * from Alunos whwre id=?");
                    st.setInt(1, getId());
                    ResultSet rs = st.executeQuery();
                    while(rs.next())
                    {
                        JOptionPane.showMessageDialog(null, "Nome: " + rs.getString("nome") + "\nCurso: " + rs.getString("curso"));
                    }
                    conexao.close();
                }
                catch(Exception e)
                {
                    JOptionPane.showMessageDialog(null, "Falha na Consulta");
                }
            }