try {
            handshake();
        } catch (IOException ex) { }
        return connection.getContent(classes);
    }

    public Permission getPermission() throws IOException {
        return connection.getPermission();
    }

    public InputStream getInputStream() throws IOException {
        try {
            handshake();
        } catch (IOException ex) { }

        handshake();
        return this.connection.getContent(classes);
    }


    @Override
    public Permission getPermission () throws IOException {
        return this.connection.getPermission();
    }


    @Override
    public InputStream getInputStream () throws IOException {
        handshake();
        return this.connection.getInputStream();
    }

        return stream(getPermissions()).get(stream -> stream.filter(s -> s.startsWith(fessConfig.getRoleSearchRolePrefix()))
                .map(s -> s.substring(1)).toArray(n -> new String[n]));
    }

    @Override
    public String[] getGroupNames() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        valueMap.put("action", Action.LOGIN.name());
        valueMap.put("user", user.map(FessUserBean::getUserId).orElse("-"));
        valueMap.put("permissions",
                user.map(u -> stream(u.getPermissions()).get(stream -> stream.collect(Collectors.joining(permissionSeparator))))
                        .filter(StringUtil::isNotBlank).orElse("-"));
        log(valueMap);
    }

        return crawlingConfig.getId();
    }

    @Override
    public String getName() {
        return crawlingConfig.getName();
    }

    @Override
    public String[] getPermissions() {
        return crawlingConfig.getPermissions();
    }

    @Override
    public String[] getVirtualHosts() {
        return crawlingConfig.getVirtualHosts();
    }

    @Override
    public String getDocumentBoost() {

            return null;
        });

        final EditBody body = createEditBody(entity);
        final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();
        body.permissions = stream(entity.getPermissions()).get(stream -> stream.map(s -> permissionHelper.decode(s))
                .filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));

                    });
                    final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();
                    form.permissions = stream(entity.getPermissions()).get(stream -> stream.map(s -> permissionHelper.decode(s))
                            .filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));

        // setup condition
        cb.query().addOrderBy_Name_Asc();
        cb.query().addOrderBy_CreatedTime_Asc();

        // search

    }

    public OptionalEntity<Set<String>> getPermissions(final HttpServletRequest request) {
        final String token = ComponentUtil.getAccessTokenHelper().getAccessTokenFromRequest(request);
        if (StringUtil.isNotBlank(token)) {

            final LabelTypeItem item = new LabelTypeItem();
            item.setLabel(labelType.getName());
            item.setValue(labelType.getValue());
            item.setPermissions(labelType.getPermissions());
            item.setVirtualHost(labelType.getVirtualHost());
            item.setLocale(labelType.getLocale());
            itemList.add(item);
        }
        labelTypeItemList = itemList;
    }

    //                                                                            Accessor
    //                                                                            ========
    public String[] getPermissions() {
        return user.getPermissions();
    }

    public String[] getRoles() {
        return user.getRoleNames();
    }

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