test.java

DAO模式写的购物车程序

package org.test;
import org.basket.Product;
import org. interfaceclass.productDao;
import org.item.Item;
import org.shoppingCart.ShoppingCart;
import org.factory.factory;

import java.util.HashMap;

public class test{
	public static void main (String[] args) {
	Product cola=new Product("001","cocola",2.0F);	
	Product fbm=new Product("002","ksf",2.0F);	

	productDao aa=factory.getInstance();
	
	System.out.println("放入购物车商品：可乐两瓶，方便面10包\n");
	aa.add(cola,2);
	aa.add(fbm,10);
    aa.print();
    
     System.out.println("向购物车添加可乐五瓶\n");
    aa.add(cola,5);
    aa.print();
    
     System.out.println("从购物车取出方便面5包\n");
    aa.modify(fbm,5);
    aa.print();
	
}
}