finally_pg.java

在线考试系统

package com.gton.servlet.teach;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import com.gton.bean.*;

public class finally_pg extends HttpServlet{
	bean_pigai objpg=new bean_pigai ();
	int flag=1;
	public void doPost(HttpServletRequest req,HttpServletResponse res)throws ServletException ,IOException
	 {
		res.setContentType("text/html;charset=gb2312");
		PrintWriter out=res.getWriter();
		req.setCharacterEncoding("Gb2312");
		
		
	
		
		HttpSession session = req.getSession();
		String stu_id=(String)session.getAttribute("stu");
		
		int n=Integer.parseInt((String)session.getAttribute("amount"));
		
		int[] th=new int[100];
		float[] defen=new float[100];
		
		for(int i=0;i<n;i++)
		{th[i]=Integer.parseInt((String)session.getAttribute("th["+i+"]"));}
		
		for(int i=0;i<n;i++)
		{defen[i]=Float.parseFloat((String)req.getParameter("problem"+i));}
		
		for(int i=0;i<n;i++)
	    if(!objpg.update_mark(stu_id, th[i], defen[i]))
	    flag=0;
		
		 //客观题分数
		//objpg.p_keguan();
		
		//总分存储过程
		//objpg.p_zongfen(stu_id);
		
		if(flag==1)
			{
			//objpg.p_keguan();
			objpg.p_zongfen(stu_id);
			RequestDispatcher d = req.getRequestDispatcher("./teacher/success_fenshu.jsp");	
            d.forward(req, res);
			}
		else
		{
			RequestDispatcher d = req.getRequestDispatcher("./teacher/fail_fenshu.jsp");	
            d.forward(req, res);
	    }
     }
}