/** *******************图书借阅********************** */
private void bookborrow(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")));
// 完成借阅
String f = request.getParameter("f");
String key = request.getParameter("inputkey");
if (key != null && !key.equals("")) {
String operator = request.getParameter("operator");
BookForm bookForm = bookDAO.queryB(f, key);
if (bookForm != null) {
int ret = borrowDAO.insertBorrow(reader, bookDAO.queryB(f, key), operator);
if (ret == 1) {
request.setAttribute("bar", request.getParameter("barcode"));
request.getRequestDispatcher("bookBorrow_ok.jsp").forward(request, response);
} else {
request.setAttribute("error", "添加借阅信息失败!");
request.getRequestDispatcher("error.jsp").forward(request, response);
}
} else {
request.setAttribute("error", "没有该图书!");
request.getRequestDispatcher("error.jsp").forward(request, response);
}
} else {
request.getRequestDispatcher("bookBorrow.jsp").forward(request, response);
}
}
/** *******************图书归还********************** */
private void bookback(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"));
String operator = request.getParameter("operator");
if (id > 0) { // 执行归还操作
int ret = borrowDAO.back(id, operator);
if (ret == 0) {
request.setAttribute("error", "图书归还失败!");
request.getRequestDispatcher("error.jsp").forward(request, response);
} else {
request.setAttribute("bar", request.getParameter("barcode"));
request.getRequestDispatcher("bookBack_ok.jsp").forward(request, response);
}
}
} else {
request.getRequestDispatcher("bookBack.jsp").forward(request, response);
}
}
