productbiz.java

购物车系统

package com.estore.biz;

import java.util.*;

import com.estore.dao.ShoppingCartDao;
import com.estore.entity.Order;
import com.estore.entity.Product;
import com.estore.util.DaoFactory;

public class ProductBiz {
	
	private ShoppingCartDao dao = DaoFactory.getShoppingCartImpl();
	
	public List<Product> listProduct(){
		return (List<Product>) dao.listProducts();
	}
	public Product findProductById(Integer id){
		return dao.findProductById(id);
	}
	
	public int generateOrder(Order order){
		return dao.generateOrder(order);
	}
}