public void refreshBookList() {
        tBook.setRowCount(0);
        List rsdata = oDB.getList("select book.Name as name,count(page.id) as cc,book.ID as id,book.URL as url,book.isEnd as isend from Book left join page on book.id=page.bookid group by book.id order by book.DisOrder ;");
        Iterator itr = rsdata.iterator();
        while (itr.hasNext()) {
            HashMap item = (HashMap) itr.next();
            tBook.addRow(new Object[]{item.get("name"), item.get("cc"), item.get("id"), item.get("url")});
        }
    }