assertEquals(999, badwordpager.getPageSize());
        badwordpager.setCurrentPageNumber(0);
        assertEquals(1, badwordpager.getCurrentPageNumber());
        badwordpager.setCurrentPageNumber(999);
        assertEquals(999, badwordpager.getCurrentPageNumber());
        List<Integer> pageNumberList = new ArrayList<Integer>(1);
        badwordpager.setPageNumberList(pageNumberList);

            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(100, list.getAllPageCount());
                assertEquals(10, list.getCurrentEndRecordNumber());
                assertEquals(1, list.getCurrentPageNumber());
                assertEquals(1, list.getCurrentStartRecordNumber());
                assertEquals(0, list.getOffset());
                assertEquals(10, list.getPageSize());

        assertEquals(999, dataconfigpager.getPageSize());
        dataconfigpager.setCurrentPageNumber(0);
        assertEquals(1, dataconfigpager.getCurrentPageNumber());
        dataconfigpager.setCurrentPageNumber(999);
        assertEquals(999, dataconfigpager.getCurrentPageNumber());
        List<Integer> pageNumberList = new ArrayList<Integer>(1);
        dataconfigpager.setPageNumberList(pageNumberList);

        assertEquals(999, charmappingpager.getPageSize());
        charmappingpager.setCurrentPageNumber(0);
        assertEquals(1, charmappingpager.getCurrentPageNumber());
        charmappingpager.setCurrentPageNumber(999);
        assertEquals(999, charmappingpager.getCurrentPageNumber());
        List<Integer> pageNumberList = new ArrayList<Integer>(1);
        charmappingpager.setPageNumberList(pageNumberList);

        assertEquals(999, accesstokenpager.getPageSize());
        accesstokenpager.setCurrentPageNumber(0);
        assertEquals(1, accesstokenpager.getCurrentPageNumber());
        accesstokenpager.setCurrentPageNumber(999);
        assertEquals(999, accesstokenpager.getCurrentPageNumber());
        List<Integer> pageNumberList = new ArrayList<Integer>(1);
        accesstokenpager.setPageNumberList(pageNumberList);

        assertEquals(999, boostdocpager.getPageSize());
        boostdocpager.setCurrentPageNumber(0);
        assertEquals(1, boostdocpager.getCurrentPageNumber());
        boostdocpager.setCurrentPageNumber(999);
        assertEquals(999, boostdocpager.getCurrentPageNumber());
        List<Integer> pageNumberList = new ArrayList<Integer>(1);
        boostdocpager.setPageNumberList(pageNumberList);

        assertEquals(999, crawlinginfopage.getPageSize());
        crawlinginfopage.setCurrentPageNumber(0);
        assertEquals(1, crawlinginfopage.getCurrentPageNumber());
        crawlinginfopage.setCurrentPageNumber(999);
        assertEquals(999, crawlinginfopage.getCurrentPageNumber());
        List<Integer> pageNumberList = new ArrayList<Integer>(1);
        crawlinginfopage.setPageNumberList(pageNumberList);

        assertEquals(999, duplicatehostpager.getPageSize());
        duplicatehostpager.setCurrentPageNumber(0);
        assertEquals(1, duplicatehostpager.getCurrentPageNumber());
        duplicatehostpager.setCurrentPageNumber(999);
        assertEquals(999, duplicatehostpager.getCurrentPageNumber());
        List<Integer> pageNumberList = new ArrayList<Integer>(1);
        duplicatehostpager.setPageNumberList(pageNumberList);

            pageSize = getDefaultPageSize();
        }
        return pageSize;
    }

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

    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {
            currentPageNumber = getDefaultCurrentPageNumber();
        }
        return currentPageNumber;
    }