package com.tarena.shoppingcart.biz;

import java.util.Collection;
import com.tarena.shoppingcart.exception.DataAccessException;
import com.tarena.shoppingcart.model.Order;
import com.tarena.shoppingcart.model.User;

public interface ShoppingCartBiz {
	Collection listProducts() throws DataAccessException;
	User login(String name, String password) throws DataAccessException;
	int generateOrder(Order order) throws DataAccessException;
}