public class LabelTypeService extends FessAppService {

    @Resource
    protected LabelTypeBhv labelTypeBhv;

    @Resource
    protected FessConfig fessConfig;

    public List<LabelType> getLabelTypeList(final LabelTypePager labelTypePager) {

        final PagingResultBean<LabelType> labelTypeList = labelTypeBhv.selectPage(cb -> {
            cb.paging(labelTypePager.getPageSize(), labelTypePager.getCurrentPageNumber());

        }
        return labelTypeIds;
    }

    public void setLabelTypeIds(final String[] labelTypeIds) {
        this.labelTypeIds = labelTypeIds;
    }

    public List<LabelType> getLabelTypeList() {
        if (labelTypeList == null) {
            synchronized (this) {
                if (labelTypeList == null) {
                    final FessConfig fessConfig = ComponentUtil.getFessConfig();

        validateApi(body, messages -> {});
        final LabelTypePager pager = copyBeanToNewBean(body, LabelTypePager.class);
        final List<LabelType> list = labelTypeService.getLabelTypeList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))