@Override
            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());

        assertTrue(crawlinginfopage.isExistNextPage());
        crawlinginfopage.setPageSize(0);
        assertEquals(25, crawlinginfopage.getPageSize());
        crawlinginfopage.setPageSize(999);
        assertEquals(999, crawlinginfopage.getPageSize());
        crawlinginfopage.setCurrentPageNumber(0);
        assertEquals(1, crawlinginfopage.getCurrentPageNumber());
        crawlinginfopage.setCurrentPageNumber(999);

        boostdocpager.setExistNextPage(true);
        assertTrue(boostdocpager.isExistNextPage());
        boostdocpager.setPageSize(0);
        assertEquals(25, boostdocpager.getPageSize());
        boostdocpager.setPageSize(999);
        assertEquals(999, boostdocpager.getPageSize());
        boostdocpager.setCurrentPageNumber(0);
        assertEquals(1, boostdocpager.getCurrentPageNumber());
        boostdocpager.setCurrentPageNumber(999);

        assertEquals(20, itemList1.getPageSize());

        final PagingList<SynonymItem> itemList2 = synonymFile.selectList(4, 2);
        assertEquals(1, itemList2.size());
        assertEquals(5, itemList2.getAllRecordCount());
        assertEquals(3, itemList2.getCurrentPageNumber());
        assertEquals(2, itemList2.getPageSize());

        assertEquals(0, synonymFile.selectList(5, 5).size());

    public boolean isExistNextPage() {
        return existNextPage;
    }

    public void setExistNextPage(final boolean existNextPage) {
        this.existNextPage = existNextPage;
    }

    public int getPageSize() {
        if (pageSize <= 0) {
            pageSize = getDefaultPageSize();
        }
        return pageSize;
    }

    public void setPageSize(final int pageSize) {
        this.pageSize = pageSize;

    public List<SynonymItem> getSynonymList(final String dictId, final SynonymPager synonymPager) {
        return getSynonymFile(dictId).map(file -> {
            final int pageSize = synonymPager.getPageSize();
            final PagingList<SynonymItem> synonymList = file.selectList((synonymPager.getCurrentPageNumber() - 1) * pageSize, pageSize);

            // update pager

    public List<KeyMatch> getKeyMatchList(final KeyMatchPager keyMatchPager) {

        final PagingResultBean<KeyMatch> keyMatchList = keyMatchBhv.selectPage(cb -> {
            cb.paging(keyMatchPager.getPageSize(), keyMatchPager.getCurrentPageNumber());
            setupListCondition(cb, keyMatchPager);
        });

        // update pager

        return existNextPage;
    }

    public void setExistNextPage(final boolean existNextPage) {
        this.existNextPage = existNextPage;
    }

    public int getPageSize() {
        if (pageSize <= 0) {
            pageSize = getDefaultPageSize();
        }
        return pageSize;
    }

    public void setPageSize(final int pageSize) {
        this.pageSize = pageSize;

        return existNextPage;
    }

    public void setExistNextPage(final boolean existNextPage) {
        this.existNextPage = existNextPage;
    }

    public int getPageSize() {
        if (pageSize <= 0) {
            pageSize = getDefaultPageSize();
        }
        return pageSize;
    }

    public void setPageSize(final int pageSize) {
        this.pageSize = pageSize;

    public List<RoleType> getRoleTypeList(final RoleTypePager roleTypePager) {

        final PagingResultBean<RoleType> roleTypeList = roleTypeBhv.selectPage(cb -> {
            cb.paging(roleTypePager.getPageSize(), roleTypePager.getCurrentPageNumber());
            setupListCondition(cb, roleTypePager);
        });

        // update pager