📄 admintc2.jsp

📁 网上选课程序：a.使用JSP/Servlet开发
💻 JSP
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<%@ page language = "java" contentType = "text/html;charset=gb2312"%>
<%@ page import = "java.sql.*" %>
<jsp:useBean id="subject" scope="page" class="wsxk.ConDB"/>
<%! String trans(String chi)
{
               String result = null;
               byte temp [];
               try
                {
                      temp=chi.getBytes("iso-8859-1");
                      result = new String(temp, "gb2312");
                }
                catch(Exception e)
                {
                        System.out.println (e.toString());
                }
                return result;
}
%>



<%
	String strSQL1 = "select tcid from tc order by tcid asc";
	ResultSet rs2 = subject.executeQuery(strSQL1);
	String MaxID = new String();
	int id = 0;
	while(rs2.next())
	{
		id = rs2.getInt("tcid");
	}
	/*int k = 0;
	for (k = 0; k < 999999; k++)
	{
 	  if (id.equals(MaxID.valueOf(k)))
		break;
	}
	++k;
	if (k >= 999999)
		k = 1;
	id = MaxID.valueOf(k);*/
	id++;
	System.out.println("id" + id);
rs2.close();
%>




<%
//String couid = new String (request.getParameter("couid"));
String couname = new String (request.getParameter("select"));
String teaname = new String (request.getParameter("select2"));
//String coumark = new String (request.getParameter("coumark"));
//String couback = new String (request.getParameter("couback"));
//String stupsw = new String (request.getParameter("stupsw"));
System.out.println (couname);
couname=couname.trim();
System.out.println (couname);
couname=trans(couname);
System.out.println (couname);
teaname= teaname.trim();
teaname= trans(teaname);
String teaid = new String();
String couid = new String();
String sql = "select couid,couname from course where couname = '"+couname+"'";
ResultSet rs = subject.executeQuery(sql);
while(rs.next())
	{
		couid = rs.getString("couid");
	}
rs.close();
String sql2= "select teaid,teaname from teacher where teaname = '"+teaname+"'";
ResultSet rs1 = subject.executeQuery(sql2);
while(rs1.next())
	{
		teaid = rs1.getString("teaid");
	}
rs1.close();

System.out.println(couid);
System.out.println(teaid);
//String str = null;
//String str2 = "";
%>

<%	/*if (couid.trim().equals("")||couname.trim().equals("")||coumark.trim().equals(""))

	{response.sendRedirect("admincourseerr.htm");}*/
	String sql3 = "insert into tc(tcid, teaid, couid) values(" + id + ",'" + teaid + "','" + couid + "')";
	subject.executeUpdate(sql3);


%>

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta HTTP-EQUIV=REFRESH CONTENT="10; URL=admintc.jsp">
<link href="_notes/aaa.css" rel="stylesheet" type="text/css">
<style type="text/css">
<!--
@import url("_notes/ccc");
body,td,th {
	font-size: 12px;
	color: #FFFFFF;
	font-weight: bold;
}
.style1 {color: #000000}
-->
</style>
</HEAD>
<BODY BGCOLOR=#0D85A6 BACKGROUND="images/bg.gif" >
<div align="center">
  <p align="left">    <br>
  课程分配成功，本页将于10秒内自动<a href="admintc.jsp" class="style1">返回前页</a></p>
  <p><br>
    <img src="images/qa.jpg" width="640" height="427"></p>
</div>
</BODY>
</HTML>
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