📄 book.jsp
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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 'book.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>
<a href="middle.jsp">返回中间页</a><br>
<%
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 = "select * from book ";
ResultSet rs = st.executeQuery(url1);
ResultSetMetaData resultSetMetaData = rs.getMetaData();
int columnCount = resultSetMetaData.getColumnCount();
out.print("<table width='1024' border='1'>");
out.print("<tr>");
for (int i = 1; i <= columnCount; i++) {
out.print("<td>");
out.print(resultSetMetaData.getColumnName(i));
out.print("</td>");
}
out.println("</tr>");
while (rs.next()) {
out.print("<tr>");
for (int i = 1; i <= columnCount; i++) {
out.print("<td>" + rs.getString(i) + "</td>");
}
out.print("<td>" + "<a href='bookupdate.jsp?username="
+ rs.getString(resultSetMetaData.getColumnName(1))
+ "'>修改</a>" + "</td>");
out.print("<td>" + "<a href='bookdelete.jsp?username="
+ rs.getString(resultSetMetaData.getColumnName(1))
+ "'>删除</a>" + "</td>");
out.println("</tr>");
}
out.print("<tr>");
out.print("<td colspan='13'>" + "<a href='bookupdate.jsp'>添加</a>"
+ "</td>");
out.println("</tr>");
out.print("</table>");
%>
</body>
</html>
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