Spring Security + JSF2 nao consigo fazer a injeção

Estou tentando desenvolver uma area de login com SpringSecurity 3 mas estou com duvidas na hora de injetar o managed bean, axei um exemplo

[code]@Component
public class AuthenticationService {

@Autowired
@Qualifier("authenticationManager")
private AuthenticationManager authenticationManager;

public boolean login(String username, String password) {
    try {
        UsernamePasswordAuthenticationToken token =
                new UsernamePasswordAuthenticationToken(username, password);
        Authentication authenticate = authenticationManager.authenticate(token);
        if (authenticate.isAuthenticated()) {
            SecurityContextHolder.getContext().
                    setAuthentication(authenticate);
            return true;
        }
    } catch (AuthenticationException e) {
        e.printStackTrace();
    }
    return false;
}

public void logout() {
    SecurityContextHolder.getContext().setAuthentication(null);
    invalidateSession();
}

public Usuario getUsuarioLogado() {
    return (Usuario) SecurityContextHolder.getContext().
            getAuthentication().getPrincipal();
}

private void invalidateSession() {
    FacesContext fc = FacesContext.getCurrentInstance();
    HttpSession session = (HttpSession) fc.getExternalContext().getSession(false);
    session.invalidate();
}[/code]

[code]@Component(“userDetailsService”)
public class UserDetailsServiceImpl implements UserDetailsService {

@PersistenceContext
private EntityManager entityManager;

private Usuario findByUsername(String username) {
    try {
        return (Usuario) entityManager.createNamedQuery("Usuario.findByUsername").setParameter("username", username).getSingleResult();

    } catch (NoResultException e) {
        throw new UsernameNotFoundException("Usuario nao encontrado");
    }
}

public UserDetails loadUserByUsername(String string) throws UsernameNotFoundException, DataAccessException {
    return findByUsername(string);
}

}[/code]

[code]public class Usuario implements Serializable, UserDetails {

private static final long serialVersionUID = -8451679170281063697L;

private Long id;

@NotNull
private String username;

@NotNull
private String password;

private List<Role> roles;[/code]

[code]@ManagedBean
@RequestScoped
public class LoginBean {

@ManagedProperty(value = "#{authenticationService}")
private AuthenticationService authenticationService;
private String userName;
private String password;

public String login() {
    boolean success = authenticationService.login(userName, password);

    if (!success) {
        FacesMessage facesMessage =
                new FacesMessage(FacesMessage.SEVERITY_ERROR, "",
                "Login ou senha inválidos");
            FacesContext.getCurrentInstance().
                addMessage(null, facesMessage);
        return "falhaLogin";
    }

    return "sucessoLogin";
}

public String logout() {
    authenticationService.logout();
    return "login";
}

}[/code]

[code]<html xmlns=“http://www.w3.org/1999/xhtml
xmlns:h=“http://java.sun.com/jsf/html
xmlns:f=“http://java.sun.com/jsf/core
xmlns:ui=“http://java.sun.com/jsf/facelets
xmlns:p=“http://primefaces.prime.com.tr/ui”>

&lt;h:head&gt;
    &lt;title&gt;Spring Security + JSF + JPA&lt;/title&gt;
    &lt;meta http-equiv="content-type" content="text/xhtml; charset=UTF-8" /&gt;
    &lt;link href="style/default.css" type="text/css" rel="stylesheet" /&gt;
&lt;/h:head&gt;

&lt;body &gt;
    &lt;h:form prependId="false" &gt;

        &lt;p:growl id="growlMessage" showDetail="true" /&gt;

        &lt;p:panel header="Entre com o seu login e senha" 
                 style="width: 250px;margin: auto;"&gt; 

            &lt;h:panelGrid columns="3" &gt;

                &lt;h:outputLabel for="userName" value="Username: " /&gt;
                &lt;p:inputText id="userName" value="#{loginBean.userName}" /&gt;
                &lt;h:message  for="userName" errorClass="error"/&gt;

                &lt;h:outputLabel for="password" value="Password: " /&gt;
                &lt;p:password id="password" value="#{loginBean.password}" minLength="2"
                            feedback="false" /&gt;
                &lt;h:message for="password" errorClass="error"/&gt;

                &lt;h:outputText value="" /&gt;
                &lt;p:commandButton type="submit" id="login" 
                                 action="#{loginBean.login}" value="Ok" 
                                 update="growlMessage" /&gt;
            &lt;/h:panelGrid&gt;

        &lt;/p:panel&gt; 
    &lt;/h:form&gt;
&lt;/body&gt;

</html>[/code]

ao executar esta dando o seguinte problema

SEVERE: Error Rendering View[/login.xhtml] com.sun.faces.mgbean.ManagedBeanCreationException: Não foi possível criar o bean gerenciado loginBean. Os seguintes problemas foram encontrados: - A propriedade authenticationService para o bean gerenciado loginBean não existe. at com.sun.faces.mgbean.BeanManager.create(BeanManager.java:265) at com.sun.faces.el.ManagedBeanELResolver.resolveBean(ManagedBeanELResolver.java:244) at com.sun.faces.el.ManagedBeanELResolver.getValue(ManagedBeanELResolver.java:116) at com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176)

O que estou fazendo de errado, ou tem uma maneira melhor de fazer esse controle de usuario pelo SpringSecurity?

Obrigado

Amigo estou com o mesmo problema.
Conseguiu acha a solução?
Abraços.