📄 stu_mn_pie_chart.jsp
字号:
<%@ page contentType="text/html; charset=gb2312" language="java" %>
<%@ page import = "jinghua.chart.servlet.WebHitChart" %>
<%@ page import = "jinghua.chart.servlet.WebHitDataSet" %>
<%@ page import = "java.io.PrintWriter" %>
<%@ page import = "java.text.SimpleDateFormat" %>
<%@ page import = "java.text.ParseException" %>
<%@ page import = "java.util.ArrayList" %>
<%@ page import = "java.util.Date" %>
<%@ page import = "java.util.Iterator" %>
<%@ page import = "java.util.Locale" %>
<%@ page import = "jinghua.*" %>
<%! boolean debug=false;%>
<%
//session.setMaxInactiveInterval(60*60*2);
String studentID=null;
String testDate=null;
try{
studentID=request.getParameter("stuID");
testDate=request.getParameter("testDate");
if(debug){
out.print("<br>stuID="+studentID+"<br>testDate="+testDate);
}
if( studentID==null )
throw new Exception("login error");
}catch(Exception e){
Tools.showalert("您还没有登录，或连接超时，请重新登录!",out);
Tools.showJS("window.open('../login.jsp','_self')",out);
}
//SimpleDateFormat sdf = new SimpleDateFormat("dd-MMM-yyyy",Locale.UK);
//String sDate = request.getParameter("hitDate");
//if (sDate == null) sDate = "All";
//Date dDate = null;
//try {
// dDate = sdf.parse(sDate);
//} catch (ParseException e) {
// Leave at null
// }
String filename = WebHitChart.generateStuMnPieChart(studentID,testDate, session, new PrintWriter(out));
String graphURL = request.getContextPath() + "/servlet/DisplayChart?filename=" + filename;
%>
<html>
<head>
<link rel="stylesheet" href="sample.css" type="text/css"/>
<title>Pie Chart Example</title>
<META http-equiv=Content-Type content="text/html; charset=gb2312">
</head>
<body>
<table border=0 align="center">
<tr>
<td align="center" valign="middle"> <img src="<%= graphURL %>" width=500 height=350 border=0 usemap="#<%= filename %>"></td>
</tr>
</table>
</body>
</html>
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