Log com JSF

public class MainFilter implements Filter {
    private String user = "/faces/view/user/";
    private String superUser = "/faces/view/superUser/";
    private String admin = "/faces/view/admin/";

    private String index = "/faces/view/index.jsp";
    private String main = "/faces/view/user/main.jsp";
    
    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        HttpServletRequest hreq = (HttpServletRequest) request;
        //HttpServletResponse hresp = (HttpServletResponse) response;
        
        String requestUri = hreq.getRequestURI();
        
        HttpSession session = hreq.getSession();        
        UsuarioVO usuarioVO = new UsuarioVO();
        //pega o usuário da sessão
        usuarioVO = (UsuarioVO)session.getAttribute("usuarioVO");
        
        if ((usuarioVO == null) || (usuarioVO.getPendente() == 1)) {  
            RequestDispatcher rd = request.getRequestDispatcher(index);    
            rd.forward(request, response);         
        }    
        else if (requestUri.contains(user)) { //conteúdo visto por todos logados
            chain.doFilter(request, response); 
        }      
        else if (requestUri.contains(superUser)) { //alteração de dados
            if (usuarioVO.getTipo_usuario() == 1 || usuarioVO.getTipo_usuario() == 2) {
                chain.doFilter(request, response);                 
            }
            else {
                RequestDispatcher rd = request.getRequestDispatcher(main);    
                rd.forward(request, response);                 
            }            
        }
        else if (requestUri.contains(admin)) { //admin
            if (usuarioVO.getTipo_usuario() == 2) {
                chain.doFilter(request, response);                 
            }
            else {
                RequestDispatcher rd = request.getRequestDispatcher(main);    
                rd.forward(request, response);                 
            }            
        }
        else {
            RequestDispatcher rd = request.getRequestDispatcher(index);    
            rd.forward(request, response);   
        }
        
    }

}