onSubmit(userData: any): void {
    this.user = new UserData(userData);
    this.services.getAccess(this.user).subscribe();
}

getAccess(user: UserData): any {
    let headers = new Headers();
    let client_id = 'fge432358768979fgwefg34f34';
    let credentials = 'grant_type=password&client_id=' + client_id + '&client_secret=' + user.secretKey + '&username=' + user.email + '&password=' + user.password;
    headers.append('Content-Type', 'application/x-www-form-urlencoded');

    return this.http.post(
        this.baseApiUrl + '/oauth/access_token',
        credentials,
        {
            headers: headers
        }
    )
        .map(this.handleSuccess)
        .catch(this.handleError);
}

handleError(error: Response | any) {
    console.log('error');
    swal("Oops...", 'The informations you’ve entered doesn’t match any account. ', "error");
    return Observable.throw(error);
}

handleSuccess(res: Response) {
    if (res.status === 200) {
        swal(
            {
                title: "Good job!",
                text: "You have successfully logged in.",
                timer: 2000,
                type: "success",
                showConfirmButton: false
            }
        );
        this.setCookie(res.json().access_token)
    }
}

setCookie(accessToken: string): void {
    this.cookie.setForOneHour(accessToken);
}

.map(data => this.handleSuccess(data))