// update pager
            BeanUtil.copyBeanToBean(kuromojiList, kuromojiPager, option -> option.include(Constants.PAGER_CONVERSION_RULE));
            kuromojiList.setPageRangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
            kuromojiPager.setPageNumberList(kuromojiList.createPageNumberList());

            return (List<KuromojiItem>) kuromojiList;
        }).orElse(Collections.emptyList());
    }

    /**

        BeanUtil.copyBeanToBean(roleList, rolePager, option -> option.include(Constants.PAGER_CONVERSION_RULE));
        rolePager.setPageNumberList(roleList.pageRange(op -> {
            op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
        }).createPageNumberList());

        return roleList;
    }

    /**
     * Gets a role by its ID.
     * @param id The ID of the role.
     * @return An optional entity of the role.

        relatedContentPager.setPageNumberList(
                relatedContentList.pageRange(op -> op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger())).createPageNumberList());

        return relatedContentList;
    }

    /**
     * Retrieves a specific related content entity by its ID.
     *

        BeanUtil.copyBeanToBean(groupList, groupPager, option -> option.include(Constants.PAGER_CONVERSION_RULE));
        groupPager.setPageNumberList(groupList.pageRange(op -> {
            op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
        }).createPageNumberList());

        return groupList;
    }

    /**
     * Retrieves a specific group by its ID and applies LDAP manager settings.
     *

        accessTokenPager.setPageNumberList(
                accessTokenList.pageRange(op -> op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger())).createPageNumberList());

        return accessTokenList;
    }

    /**
     * Get the access token.
     * @param id The ID of the access token.
     * @return The access token.
     */

        relatedQueryPager.setPageNumberList(
                relatedQueryList.pageRange(op -> op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger())).createPageNumberList());

        return relatedQueryList;
    }

    /**
     * Retrieves a specific related query by its unique identifier.
     *

        roleTypePager.setPageNumberList(roleTypeList.pageRange(op -> {
            op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
        }).createPageNumberList());

        return roleTypeList;
    }

    /**
     * Gets a role type by its ID.
     * @param id The ID of the role type.

        boostDocumentRulePager.setPageNumberList(
                boostDocumentRuleList.pageRange(op -> op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger())).createPageNumberList());

        return boostDocumentRuleList;
    }

    /**
     * Gets a boost document rule by its ID.
     * @param id The boost document rule ID.

        pathMappingPager.setPageNumberList(pathMappingList.pageRange(op -> {
            op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
        }).createPageNumberList());

        return pathMappingList;
    }

    /**
     * Gets a path mapping by ID.
     *
     * @param id the path mapping ID

        labelTypePager.setPageNumberList(labelTypeList.pageRange(op -> {
            op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger());
        }).createPageNumberList());

        return labelTypeList;
    }

    /**
     * Delete a label type.
     *
     * @param labelType The label type to delete.
     */