public void verificaLogin() {
        context = FacesContext.getCurrentInstance();

        try {

            ClienteDAO dao = new ClienteDAO();

            loginB = dao.getLogin(usuario);

            if (loginB != null) {

                usuario.setPasta(loginB.getPasta());

                if (loginB.getNome().equals("Progat")) {

                    context.getExternalContext().redirect(""
                            + "/PortalBkup/faces/Administrador/Administrador.xhtml");
                } else {

                    if (usuario.getSenha().equals("123456")) {
                        context.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_INFO, "Login", "Senha 123456 "));

                    } else {
                        this.login = true;

                        context.getExternalContext().redirect(""
                                + "/PortalBkup/faces/Cliente/Cliente.xhtml");
                    }
                }
            } else {

                context.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_INFO, "Login", "Usario ou senha errados.... "));
            }

            this.usuario = new ClienteBeans();

        } catch (Exception e) {
            e.printStackTrace();
            context.addMessage(null, new FacesMessage(FacesMessage.SEVERITY_ERROR, "Login", e.getMessage()));
        }
    }