📄 bookupdate.jsp
字号:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<%@ page import="java.sql.*"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'bookdate.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<%
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver")
.newInstance();
String url = "jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=bookshop";
Connection conn = DriverManager.getConnection(url, "sa", "");
Statement st = conn.createStatement();
String id ="";
String typeid = "";
String bookname = "";
String introduce = "";
String hit="";
String url1 = "select * from book where id="
+ request.getParameter("username") + "";
ResultSet rs = st.executeQuery(url1);
if (rs.next()) {
id = rs.getString("id");
typeid = rs.getString("typeid");
bookname = rs.getString("bookname");
introduce = rs.getString("introduce");
hit = rs.getString("hit");
}
rs.close();
%>
<form action="bookadd.jsp" method="post" >
编号：
<input type="text" name="txtid" value=<%=id%>>
<br>
类别号：
<input type="text" name="txttypeid" value=<%=typeid%>>
<br>
书名：
<input type="text" name="txtbookname" value=<%=bookname%>>
<br>
介绍：
<input type="text" name="txtintroduce" value=<%=introduce%>>
<br>
点击数：
<input type="text" name="txthit" value=<%=hit%>>
<br>
<input type="hidden" name="txtflag" value=<%=id%>>
<br>
<input type="submit" name="Submit" value="提交">
</form>
</body>
</html>
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