/** *******************图书继借********************** */
private void bookrenew(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// 查询读者信息
readerForm.setBarcode(request.getParameter("barcode"));
ReaderForm reader = (ReaderForm) readerDAO.queryM(readerForm);
request.setAttribute("readerinfo", reader);
// 查询读者的借阅信息
request.setAttribute("borrowinfo", borrowDAO.borrowinfo(request.getParameter("barcode")));
if (request.getParameter("id") != null) {
int id = Integer.parseInt(request.getParameter("id"));
if (id > 0) { // 执行继借操作
int ret = borrowDAO.renew(id);
if (ret == 0) {
request.setAttribute("error", "图书继借失败!");
request.getRequestDispatcher("error.jsp").forward(request, response);
} else {
request.setAttribute("bar", request.getParameter("barcode"));
request.getRequestDispatcher("bookRenew_ok.jsp").forward(request, response);
}
}
} else {
request.getRequestDispatcher("bookRenew.jsp").forward(request, response);
}
}
