📄 book_method.jsp
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<%@ page language="java" contentType="text/html; charset=gb2312" pageEncoding="gb2312"%>
<%@page import ="java.util.*"%>
<%@page import ="com.bookshop.dao.*"%>
<%request.setCharacterEncoding("GBK");%>
<%@page import ="com.bookshop.dto.*"%>
<jsp:useBean id="book" class="com.bookshop.dto.bookinfo_dto" scope="request"/>
<jsp:setProperty property="*" name="book"/>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<%
String action=request.getParameter("action");
manager_index_dao dao=new manager_index_dao();
//登陆
if(action!=null&&action.equals("login")){
admin_login_dao admin_login=new admin_login_dao();
String manager=request.getParameter("manager");
String pwd=request.getParameter("pwd");
boolean flag=false;
flag=admin_login.admin_login(manager,pwd);
if(flag==true)
{
out.print("<script>alert('登陆成功');window.location.href='ma_index.jsp';</script>");
session.setAttribute("admin",manager);
}
else
out.print("<script>alert('用户名或密码错误');window.location.href='ma_index.jsp';</script>");
}
//图书修改
if(action!=null&&action.equals("book_update")){
int n=dao.book_upd(book);
if(n>0)
out.print("<script>alert('修改成功');window.location.href='ma_index.jsp';</script>");
else
out.print("sorry");
}
//添加新书
if(action!=null&&action.equals("book_insert")){
int n=dao.book_insert(book);
if(n>0)
out.print("<script>alert('添加成功');window.location.href='ma_index.jsp';</script>");
else
out.print("sorry");
}
//删除信息
if(action!=null&&action.equals("book_delete")){
String isbn=request.getParameter("isbn");
int n=dao.book_delete(isbn);
if(n>0)
out.print("<script>alert('删除成功');window.location.href='ma_index.jsp';</script>");
else
out.print("sorry");
}
%>
</body>
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