}

    public boolean hasGroup(final String group) {
        return stream(user.getGroupNames()).get(stream -> stream.anyMatch(s -> s.equals(group)));
    }

    public boolean hasGroups(final String[] acceptedGroups) {
        return stream(user.getGroupNames())
                .get(stream -> stream.anyMatch(s1 -> stream(acceptedGroups).get(s3 -> s3.anyMatch(s2 -> s2.equals(s1)))));
    }

     * @return Array of role names.
     */
    String[] getRoleNames();

    /**
     * Gets the user's assigned group names.
     * @return Array of group names.
     */
    String[] getGroupNames();

    /**
     * Gets the user's permissions.
     * @return Array of permission strings.
     */
    String[] getPermissions();

    /**
     * Determines if the user's information can be edited.

    }

    @Override
    public String[] getRoleNames() {
        return stream(getRoles()).get(stream -> stream.map(this::decode).toArray(n -> new String[n]));
    }

    @Override
    public String[] getGroupNames() {
        return stream(getGroups()).get(stream -> stream.map(this::decode).toArray(n -> new String[n]));
    }

    private String decode(final String value) {

            return name;
        }

        @Override
        public String[] getRoleNames() {
            return roles;
        }

        @Override
        public String[] getGroupNames() {
            return groups;
        }

        @Override
        public String[] getPermissions() {
            if (permissions == null) {

                .map(s -> s.substring(1))
                .toArray(n -> new String[n]));
    }

    @Override
    public String[] getGroupNames() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return stream(getPermissions()).get(stream -> stream.filter(s -> s.startsWith(fessConfig.getRoleSearchGroupPrefix()))

        }

        @Override
        public String[] getRoleNames() {
            return roles;
        }

        @Override
        public String[] getGroupNames() {
            return groups;
        }

        @Override
        public String[] getPermissions() {
            if (permissions == null) {

            return nameId;
        }

        @Override
        public String[] getRoleNames() {
            return roles;
        }

        @Override
        public String[] getGroupNames() {
            return groups;
        }

        @Override
        public String[] getPermissions() {
            if (permissions == null) {