src/com/servlet/rukuServlet.java

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package com.servlet;

import java.io.IOException;
import java.io.PrintWriter;
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.bean.ruku;
import com.dao.rukuDao;
import com.util.DBO;


import java.util.List;
import java.sql.ResultSet;

public class rukuServlet extends HttpServlet  {
	public void service(HttpServletRequest request, HttpServletResponse response)
	throws ServletException, IOException {
		request.setCharacterEncoding("gb2312");
		System.out.println("method"+request.getParameter("method"));
		String method=(String)request.getParameter("method");
		if(method.equals("insert")){//入库添加
			insertM(request, response);
		}else if(method.equals("list")){//入库列表
			ListM(request, response);
		}else if(method.equals("delete")){//入库删除
			deleteM(request, response);
		}else if(method.equals("modifyindex")){//入库修改页面
			modifyIndex(request, response);
		}
		else if(method.equals("modify")){//入库修改
			modifyM(request, response);
		}else if(method.equals("detail")){//入库详细信息
			detailM(request, response);
		}else if(method.equals("Plist")){//入库列表信息
			PListM(request, response);
		}
	}
	private void insertM(HttpServletRequest request, HttpServletResponse response){//入库添加
		rukuDao dao=new rukuDao();
		ruku ruku=new ruku();
		ruku.setRkid((String)request.getParameter("keyid"));
ruku.setSp((String)request.getParameter("sp"));
ruku.setSl((String)request.getParameter("sl"));
ruku.setSj((String)request.getParameter("sj"));
ruku.setCzr((String)request.getParameter("czr"));
ruku.setBz((String)request.getParameter("bz"));

	response.setCharacterEncoding("gb2312");
		try {
			dao.insert(ruku);
			request.setAttribute("flag", "操作成功"); 
			
			DBO db=new DBO();
			db.open();
			String sql="update shangpin  set sl=sl+'"+(String)request.getParameter("sl")+"' where spid='"+(String)request.getParameter("sp")+"'";
			db.update(sql);