📄 user_modify_display.jsp
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<%@ page language="java" import="java.sql.*" contentType="text/html;charset=gb2312"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'user_modify_db.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>
<jsp:useBean id="test1" scope="application" class="test.Connect_db" />
<%
String sql1="select * from student where s_id=?";
String sql2="select * from teacher where t_id=?";
String sql3="select * from administrator where id=?";
String user_class=request.getParameter("user_class");
Connection con=test1.getConnection();%>
<FORM action="administrator/user_modify_db.jsp" method="POST">
<% if(user_class.equals("student")){
PreparedStatement ps=con.prepareStatement(sql1);
ps.setString(1,request.getParameter("user_id"));
ResultSet rs=ps.executeQuery();
while(rs.next()){ %><P> </P>
<P>
</P>
<INPUT type="hidden" name="h_user_id" value="<%=request.getParameter("user_id")%>" >
<P>
</P><P> 学号:<INPUT type="text" name="user_id" value="<%=rs.getString(1)%>"><BR></P><P>
密码: <INPUT type="password" name="password" value="<%=rs.getString(2)%>"> </P><P>
姓名: <INPUT type="text" name="name" value="<%=rs.getString(3)%>"> </P><P>
性别: <INPUT type="text" name="sex" value="<%=rs.getString(4)%>"> </P><P>
学期: <INPUT type="text" name="semester" value="<%=rs.getString(5)%>"> </P><P>
专业: <INPUT type="text" name="major" value="<%=rs.getString(6)%>"> </P><P>
电话: <INPUT type="text" name="phone" value="<%=rs.getString(7)%>"> </P><P>
学分数: <INPUT type="text" name="credit_hour" value="<%=rs.getInt(8)%>"> </P><P>
年龄: <INPUT type="text" name="age" value="<%=rs.getInt(9)%>"> </P><P>
政治面貌: <INPUT type="text" name="political" value="<%=rs.getInt(10)%>"> </P><P>
<INPUT type="Submit" name="button1" value="修改">
<INPUT type="reset" value="重置"></P><P>
</P>
<P>
</P>
<P> </P><%}//while() %>
<INPUT type="hidden" name="user_class" value="student">
<% } else if(user_class.equals("teacher")){
PreparedStatement ps=con.prepareStatement(sql2);
ps.setString(1,request.getParameter("user_id"));
ResultSet rs=ps.executeQuery();
while(rs.next()){ %><P> </P>
<P>
</P>
<INPUT type="hidden" name="h_user_id" value="<%=request.getParameter("user_id")%>" >
<P>
</P><P> 教师号:<INPUT type="text" name="user_id" value="<%=rs.getString(1)%>"><BR>
密码: <INPUT type="password" name="password" value="<%=rs.getString(2)%>"> </P><P>
姓名: <INPUT type="text" name="name" value="<%=rs.getString(3)%>"> </P><P>
部门: <INPUT type="text" name="dept" value="<%=rs.getString(4)%>"> </P><P>
电话: <INPUT type="text" name="phone" value="<%=rs.getString(5)%>"> </P><P>
<INPUT type="Submit" name="button1" value="修改">
<INPUT type="reset" value="重置"></P><P>
</P>
<P>
</P>
<P> </P><%}//while() %>
<INPUT type="hidden" name="user_class" value="teacher">
<% }else {PreparedStatement ps=con.prepareStatement(sql3);
ps.setString(1,request.getParameter("user_id"));
ResultSet rs=ps.executeQuery();
while(rs.next()){ %><P> </P>
<P>
</P>
<INPUT type="hidden" name="h_user_id" value="<%=request.getParameter("user_id")%>" >
<P>
</P><P> 帐号:<INPUT type="text" name="user_id" value="<%=rs.getString(1)%>"><BR>
密码: <INPUT type="password" name="password" value="<%=rs.getString(2)%>"> </P><P>
年龄: <INPUT type="text" name="age" value="<%=rs.getInt(3)%>"> </P><P>
电话: <INPUT type="text" name="phone" value="<%=rs.getString(4)%>"> </P><P>
姓名： <INPUT type="text" name="name" value="<%=rs.getString(5)%>"> </P><P>
<INPUT type="Submit" name="button1" value="修改">
<INPUT type="reset" value="重置"></P><P>
</P>
<P>
</P>
<P> </P><%}//while() %>
<INPUT type="hidden" name="user_class" value="administrator">
<% }%>
</FORM>
<% con.close(); %>
</body>
</html>
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