return stream(user.getGroupNames())
                .get(stream -> stream.anyMatch(s1 -> stream(acceptedGroups).get(s3 -> s3.anyMatch(s2 -> s2.equals(s1)))));
    }

    public FessUser getFessUser() {
        return user;
    }

    public static FessUserBean empty() {
        return new FessUserBean(null) {
            private static final long serialVersionUID = 1L;

            @Override

            throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
            return null;
        });
        getUserBean().ifPresent(u -> {
            if (u.getFessUser() instanceof User && entity.getName().equals(u.getUserId())) {
                throwValidationErrorApi(messages -> messages.addErrorsCouldNotDeleteLoggedInUser(GLOBAL));
            }
        });
        try {

            throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
            return null;
        });
        getUserBean().ifPresent(u -> {
            if (u.getFessUser() instanceof User && entity.getName().equals(u.getUserId())) {
                throwValidationErrorApi(messages -> messages.addErrorsCouldNotDeleteLoggedInUser(GLOBAL));
            }
        });
        try {

        resolver.resolve(SamlCredential.class, credential -> OptionalEntity.of(credential.getUser()));
    }

    @Override
    public String logout(final FessUserBean user) {
        if (user.getFessUser() instanceof SamlUser) {
            return LaRequestUtil.getOptionalRequest().map(request -> {
                if (logger.isDebugEnabled()) {
                    logger.debug("Logging out with SAML Authenticator");

     */
    @Override
    public ActionResponse godHandPrologue(final ActionRuntime runtime) {
        fessLoginAssist.getSavedUserBean().ifPresent(u -> {
            final boolean result = u.getFessUser().refresh();
            if (logger.isDebugEnabled()) {
                logger.debug("Refreshed user info: result={}", result);
            }
        });

        verifyCrudMode(form.crudMode, CrudMode.DETAILS, this::asListHtml);
        validate(form, messages -> {}, this::asDetailsHtml);
        getUserBean().ifPresent(u -> {
            if (u.getFessUser() instanceof User && form.name.equals(u.getUserId())) {
                throwValidationError(messages -> messages.addErrorsCouldNotDeleteLoggedInUser(GLOBAL), this::asDetailsHtml);
            }
        });