bookdelete.jsp

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JSP
39
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<%@ 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 'bookdelete.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", "123");
			
			Statement st = conn.createStatement();
			String url1 = "delete from book where id='"
					+ request.getParameter("username") + "'";
			st.executeUpdate(url1);
			out.println("<script language='javascript'>alert('删除成功');window.location.href='book.jsp';</script>");
		%>
  </body>
</html>

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