用户借书代码

@RequestMapping("addBookborrow"）

	public String addBookborrow(ModelMap model, Bookborrow bo

okborrow,HttpServletRequest request, Bookcard bookcard, 

HttpSession session,Books books)

int i = bookBorrowService.findBbCount(bookborrow);
int j = bookcardService.findts(bookcard1);
System.out.println("----------------------" + i);
books = booksService.findBookById(books);
System.out.println("---------图书剩余数量===" + books.getBookNum());
 if (j == 0) {
   model.put("error", "您还没有借书卡，请先申请借书卡才能借书！");
   System.out.println("未申请借书卡");
   return "boraddBookborrowrowerror";
}
if (j > 0) {
   if (bookcard1.getBcState() == 0) {
      model.put("error", "借书卡未激活，请联系管理员激活！");
      System.out.println("借书卡未激活，请联系管理员激活！");
      return "borrowerror";
   }else if (books.getBookNum() == 0) {
      model.put("error", "图书全被别人借走啦！下次早点来！");
      System.out.println("图书全被别人借走啦！下次早点来！");
      return "borrowerror";
   }  else if (user.getUserMoney() < 1) {
      model.put("error", "您好，您的账户余额不足，请先充值！");
      System.out.println("您好，您的账户余额不足，请先充值！");
      return "borrowerror";
   }
      else if (i >= 5) {
      System.out.println("每个人同时只能借 5 本书，请先归还!");
      model.put("error", "每个人同时只能借 5 本书，请先归还!");
      return "borrowerror";
   } else {
      System.out
            .println("条件全部符合，添加成功！");