final String code = Arrays.stream(langFields)
                .map(s -> "ctx._source['" + s + "_'+ctx._source." + langField + "]=ctx._source." + s)
                .collect(Collectors.joining(";"));
        if (logger.isDebugEnabled()) {
            logger.debug("reindex script: {}", code);
        }
        return "if(ctx._source." + langField + "!=null){" + code + "}";
    }

        final Set<String> excludeFields = Arrays.stream(fessConfig.getIndexExportExcludeFields().split(","))
                .map(String::trim)
                .filter(s -> !s.isEmpty())
                .collect(Collectors.toSet());
        final int scrollSize = fessConfig.getIndexExportScrollSizeAsInteger();

        final IndexExportFormatter resolvedFormatter =

        final List<DuplicateHost> list = duplicateHostService.getDuplicateHostList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())
                        .status(ApiResult.Status.OK)
                        .result());
    }

                    final String nq =
                            split(eq, " ").get(s -> s.filter(StringUtil::isNotBlank).map(q -> "NOT " + q).collect(Collectors.joining(" ")));
                    queryBuf.append(' ').append(nq);
                }));
        stream(conditions.get(SearchRequestParams.AS_FILETYPE))

        final List<BoostDocumentRule> list = boostDocumentRuleService.getBoostDocumentRuleList(pager);
        return asJson(new ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                .total(pager.getAllRecordCount())
                .status(Status.OK)
                .result());
    }

    /**
     * Retrieves a specific boost document rule setting by ID.

        final List<Group> list = groupService.getGroupList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())
                        .status(ApiResult.Status.OK)
                        .result());
    }

    // GET /api/admin/group/setting/{id}

        if (highlightedQuerySet != null) {
            assertEquals(highlightedQuerySet.stream().sorted().collect(Collectors.joining("\n")),
                    set.stream().sorted().collect(Collectors.joining("\n")));
        }
        set.clear();
    }

    private void assertFieldLogs(Map<String, List<String>> fieldLogMap) {
        @SuppressWarnings("unchecked")

        final List<RequestHeader> list = reqHeaderService.getRequestHeaderList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())
                        .status(ApiResult.Status.OK)
                        .result());
    }

    /**

        final List<WebAuthentication> list = webAuthService.getWebAuthenticationList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())
                        .status(ApiResult.Status.OK)
                        .result());
    }

    /**

        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final Map<String, List<LogNotificationEvent>> eventsByLevel =
                events.stream().collect(Collectors.groupingBy(LogNotificationEvent::getLevel));

        for (final Map.Entry<String, List<LogNotificationEvent>> entry : eventsByLevel.entrySet()) {
            final String level = entry.getKey();