assertEquals(0, searchRenderData.getCurrentPageNumber());

        // Test with positive values
        searchRenderData.setCurrentPageNumber(1);
        assertEquals(1, searchRenderData.getCurrentPageNumber());

        searchRenderData.setCurrentPageNumber(999);
        assertEquals(999, searchRenderData.getCurrentPageNumber());

        // Test with negative value

            public int size() {
                return 0;
            }
        };
        qrList.calculatePageInfo();
        assertEquals(20, qrList.getPageSize());
        assertEquals(1, qrList.getCurrentPageNumber());
        assertEquals(0, qrList.getAllRecordCount());
        assertEquals(1, qrList.getAllPageCount());
        assertEquals(false, qrList.isExistPrevPage());
        assertEquals(false, qrList.isExistNextPage());

        assertEquals(2, result.size());
        assertEquals(1, result.getCurrentPageNumber());
        assertEquals(2, result.getPageSize());
        assertEquals(5, result.getAllRecordCount());
        assertEquals(3, result.getAllPageCount());
        assertEquals(1, result.getCurrentPageNumber());
    }

    public void test_selectList_offsetOutOfBounds() {
        loadTestData();

     */
    public List<Role> getRoleList(final RolePager rolePager) {

        final PagingResultBean<Role> roleList = roleBhv.selectPage(cb -> {
            cb.paging(rolePager.getPageSize(), rolePager.getCurrentPageNumber());
            setupListCondition(cb, rolePager);
        });

        // update pager
        BeanUtil.copyBeanToBean(roleList, rolePager, option -> option.include(Constants.PAGER_CONVERSION_RULE));

        return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();
    }

    /**
     * Gets the current page number for search results.
     * @return The current page number.
     */
    public int getCurrentPageNumber() {
        if (page != null) {
            return page;
        }
        return Constants.DEFAULT_ADMIN_PAGE_NUMBER;
    }

        final PagingResultBean<RelatedContent> relatedContentList = relatedContentBhv.selectPage(cb -> {
            cb.paging(relatedContentPager.getPageSize(), relatedContentPager.getCurrentPageNumber());
            setupListCondition(cb, relatedContentPager);
        });

        // update pager

        this.pageSize = pageSize;
    }

    /**
     * Returns the current page number.
     *
     * @return The current page number.
     */
    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {
            currentPageNumber = getDefaultCurrentPageNumber();
        }
        return currentPageNumber;
    }

    /**

     */
    public List<Group> getGroupList(final GroupPager groupPager) {

        final PagingResultBean<Group> groupList = groupBhv.selectPage(cb -> {
            cb.paging(groupPager.getPageSize(), groupPager.getCurrentPageNumber());
            setupListCondition(cb, groupPager);
        });

        // update pager
        BeanUtil.copyBeanToBean(groupList, groupPager, option -> option.include(Constants.PAGER_CONVERSION_RULE));

        this.pageSize = pageSize;
    }

    /**
     * Gets the current page number.
     *
     * @return The current page number
     */
    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {
            currentPageNumber = getDefaultCurrentPageNumber();
        }
        return currentPageNumber;
    }

    /**

    /**
     * Gets the current page number being displayed.
     * If not set or invalid, returns the default current page number.
     *
     * @return the current page number
     */
    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {
            currentPageNumber = getDefaultCurrentPageNumber();
        }
        return currentPageNumber;
    }

    /**