public void setExistPrevPage(final boolean existPrevPage) {
        this.existPrevPage = existPrevPage;
    }

    public void setCurrentStartRecordNumber(final long currentStartRecordNumber) {
        this.currentStartRecordNumber = currentStartRecordNumber;
    }

    public void setCurrentEndRecordNumber(final long currentEndRecordNumber) {
        this.currentEndRecordNumber = currentEndRecordNumber;
    }

            // collapsing
            existNextPage = false;
            allPageCount = currentPageNumber;
        }
        currentStartRecordNumber = allRecordCount != 0 ? start + 1 : 0;
        currentEndRecordNumber = currentStartRecordNumber + pageSize - 1;
        currentEndRecordNumber = allRecordCount < currentEndRecordNumber ? allRecordCount : currentEndRecordNumber;

        final int pageRangeSize = 5;

            RenderDataUtil.register(data, "existNextPage", existNextPage);
            RenderDataUtil.register(data, "existPrevPage", existPrevPage);
            RenderDataUtil.register(data, "currentStartRecordNumber", currentStartRecordNumber);
            RenderDataUtil.register(data, "currentEndRecordNumber", currentEndRecordNumber);
            RenderDataUtil.register(data, "pageNumberList", pageNumberList);

            RenderDataUtil.register(data, "existNextPage", existNextPage);
            RenderDataUtil.register(data, "existPrevPage", existPrevPage);
            RenderDataUtil.register(data, "currentStartRecordNumber", currentStartRecordNumber);
            RenderDataUtil.register(data, "currentEndRecordNumber", currentEndRecordNumber);
            RenderDataUtil.register(data, "pageNumberList", pageNumberList);