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Order order=(Order)request.getAttribute("order");
if(order==null)
order=new Order();
%>
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<jsp:setProperty name="order" property="orderNo" value="123" [param="orderNo"] />
//µÃµ½ÊôÐÔÖµ
<jsp:getProperty name="order" property="orderNo" />
//ת·¢Ò³Ãæ
<jsp:forward page="index.html">
<jsp:param name="id" value="userId"/> //ÕâÀïÊÇ´«²ÎÊýµÄ
</jsp:forward>
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package com.lsf;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFCell;
import java.sql.*;
import java.io.*;
import java.util.ArrayList;
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type Exception report
message
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import="java.io.*,
java.util.*,
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