}

    @Override
    void reset() {
        super.reset();
        bufDataStart = 0;
        isPrimary = hasMore = true;
        parametersDone = dataDone = false;
    }

    @Override
    public boolean hasMoreElements() {
        return errorCode == 0 && hasMore;
    }

    @Override
    public Object nextElement() {
        if (isPrimary) {
            isPrimary = false;
        }

    }

    public String[] getGroups() {
        return user.getGroupNames();
    }

    public boolean isEditable() {
        return user.isEditable();
    }

    public boolean hasRole(final String role) {
        return stream(user.getRoleNames()).get(stream -> stream.anyMatch(s -> s.equals(role)));
    }

    public boolean hasRoles(final String[] acceptedRoles) {

        systemHelper.setupAdminHtmlData(this, runtime);

        final Boolean editable =
                getUserBean().map(user -> user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray()) || user.hasRole(getActionRole()))
                        .orElse(false);
        runtime.registerData("editable", editable);
        runtime.registerData("editableClass", editable ? StringUtil.EMPTY : "disabled");