📄 admin_changebook_post.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@ include file="../ch.jsp" %>
<jsp:useBean id="changebook" class="conndb.DbConnBean" scope="request" />
<!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=gb2312">
<title>修改图书信息</title>
</head>
<body><%
String ids=request.getParameter("ids");
String bookname=request.getParameter("bookname");//String tbookname=addbook.chStr(bookname);//解决中文乱码问题
String bookid=request.getParameter("bookid");
String booktype=request.getParameter("booktype");//String tbooktype=addbook.chStr(booktype);
int bookquantity=Integer.parseInt(request.getParameter("bookquantity"));
String sql="update book set title='"+bookname+"',bookId='"+bookid+"',type='"+booktype+"',quantity="+bookquantity+" where id="+ids;
int temp=-2;
temp=changebook.update(sql);
if(temp>0){%>
<script language="javascript">alert("当前图书信息已修改!");</script>
<a href="admin_viewallbooks.jsp">图书列表</a>
<a href="admin_main.jsp">返回管理首页</a>
<%
}else{
session.setAttribute("error","请检查你的输入.请确保你输入的信息的正确性!");
response.sendRedirect("../errorpage.jsp");
} %>
</body>
</html>
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