src/servlet/cheliang_servlet.java

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package servlet;

import java.io.IOException;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import model.TCheLiang;
import model.TLeiXing;

import db.DB;

public class cheliang_servlet extends HttpServlet
{
	public void service(HttpServletRequest req,HttpServletResponse res)throws ServletException, IOException 
	{
        String type=req.getParameter("type");
		
        if(type.endsWith("clAdd"))
        {
        	clAdd(req, res);
        }
		if(type.endsWith("clToAdd"))
		{
			clToAdd(req, res);
		}
		if(type.endsWith("clMana"))
		{
			clMana(req, res);
		}
		if(type.endsWith("clDel"))
		{
			clDel(req, res);
		}
	}
	
	
	public void clAdd(HttpServletRequest req,HttpServletResponse res)
	{
		String chepai=req.getParameter("chepai");
		String lx=req.getParameter("lx");
		String yanse=req.getParameter("yanse");
		String pinpai=req.getParameter("pinpai");
		String pailiang=req.getParameter("pailiang");
		String goumairiqi=req.getParameter("goumairiqi");
		String fadongjihao=req.getParameter("fadongjihao");
		String feiyong=req.getParameter("feiyong");
		
		String del="no";
		
		String sql="insert into t_cheliang values(?,?,?,?,?,?,?,?,?,?)";
		Object[] params={chepai,lx,feiyong,del,0,yanse,pinpai,pailiang,goumairiqi,fadongjihao};
		DB mydb=new DB();