用例图: reader借 书续 借还 书图 书 查 询admin个人信息查 询借 阅信息查 询管理读者信息管理图 书 信息 时序图: 读者登录: readeruser_login.jspuser_index.jspLoginUServlet : UserBLM : UserDAO : DBPool1: 2: doPost()9: 3: loginUser( )8: 4: loginUser( )7: 5: getConnection( )6: 管理员登录: adminadmin_login.jspadmin_index.jspLoginAServlet : AdminBLm : AdminDAO : DBPool1: 2: doPost()9: 3: loginAdmin( )8: 4: loginAdmin( )7: 5: getConnection( )6: 1 . 借书 adminborrow.jspresult.jsp : BorrowServlet : BorrowBean : BorrowBLM : BorrowDAO : DBPool1: 3: borrow()4: addBorrow()5: getConnection( )6: 7: 8: 9: 10: 11: 2: dopost( ) 2. 续借 adminxborrow.jspresult.jsp : BorrowServlet : BorrowBean : BorrowBLM : BorrowDAO : DBPool1: 2: dopost( )3: xborrow()4: xBorrow()5: getConnection( )6: 7: 8: 9: 10: 11: 3. 还书 adminrtborrow.jspresult.jsp : RtborrowServlet : BorrowBean : BorrowBLM : BorrowDAO : DBPool1: 3: rtborrow()4: rtBorrow()5: getConnection( )6: 7: 8: 9: 10: 11: 2: dopost() 4. 查询借书信息 adminquery.jspresult.jsp : QueryServlet : BorrowBean : BorrowBLM : BorrowDAO : DBPool1: 2: dopost( )3: query()4: borrow()5: getConnection( )6: 7: 8: 9: 10: 11: 5. 添加图书 adminbook/addbook.jspbresult.jsp : AddServlet : BookBean : BookBLM : BookDAO : DBPool1: 3: addbook( )11: 9: 4: addBook( )8: 10: 7: 2: doPost( )5: getConnection( )6: 6. 删除图书 adminbook/delete.jspbresult.jsp : DeleteServlet : BookBean : BookBLM : BookDAO : DBPool1: 3: deleteBook( )11: 9: 4: deleteBook( )8: 10: 7: 2: doPost( )5: getConnection( )6: 7 . 查询图书 admin/readerbook/query.jspbresult.jsp : QueryServlet : BookBean : BookBLM : BookDAO : DBPool1: 3: queryBook( )11: 9: 4: queryBynameBook( )8: 10: 7: 2: doPost( )5: getConnection( )6: 8. 更新图书信息 adminbook/update.jspbresult.jspupdate1Ser...