delcarinfobyidservlet.java

网上订餐系统

package com.newer.dao;

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;

public class DelCarInfoByIDServlet extends HttpServlet {

	public DelCarInfoByIDServlet() {
		super();
	}

	public void destroy() {
		super.destroy(); 
		
	}

	
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request,response);
	}

	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		response.setCharacterEncoding("gbk");
		PrintWriter out = response.getWriter();
		
		String strCarid=(String)request.getParameter("carID");
		int carID=Integer.parseInt(strCarid);
		String rowindex=(String)request.getParameter("rowIndex");
		int rowIndex=Integer.parseInt(rowindex);
		BuycarDao bcd=new BuycarDao();
		boolean res = bcd.delBuycarInfoByCarID(carID);
		if(res){
			System.out.println("true,"+rowIndex);
			out.print("true,"+rowIndex);
		}else{
			System.out.println("商品删除失败！");
			out.println("false");
		}
		out.flush();
		out.close();
	}

	
	public void init() throws ServletException {
		
	}

}