src/com/action/buyAction.java

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package com.action;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.apache.struts2.ServletActionContext;

import com.dao.TGoodsDAO;
import com.dao.TMingxiDAO;
import com.dao.TOrderDAO;
import com.model.TGoods;
import com.model.THuiyuan;
import com.model.TMingxi;
import com.model.TOrder;
import com.opensymphony.xwork2.ActionSupport;
import com.util.Cart;

public class buyAction extends ActionSupport
{
	private TGoodsDAO goodsDAO;
	private TOrderDAO orderDAO;
	private TMingxiDAO mingxiDAO;
	
	private String message;
	private String path;
	
	public String addToCart()
	{
		HttpServletRequest request=ServletActionContext.getRequest();
		HttpSession session=request.getSession();
		
		int goodsId=Integer.parseInt(request.getParameter("goodsId"));
		int shuliang=Integer.parseInt(request.getParameter("shuliang"));
		
		TGoods goods=goodsDAO.findById(goodsId);
		TMingxi mingxi=new TMingxi();
		mingxi.setGoods(goods);
		mingxi.setGoodsShuliang(shuliang);
		
		Cart cart = (Cart)session.getAttribute("cart");
		cart.addGoods(goodsId, mingxi);
		session.setAttribute("cart",cart);
		
		this.setMessage("成功购物");
		this.setPath("myCart.action");
		return "succeed";
	}
	
	
	
	public String myCart()
	{
		return ActionSupport.SUCCESS;
	}