package com.estore.struts.service;import java.util.Collection;import java.util.List;import java.util.Map;import com.estore.struts.Globals;import com.estore.struts.dao.OrderDao;import com.estore.struts.entity.Order;import com.estore.struts.entity.OrderItem;import com.estore.struts.entity.Product;import com.estore.struts.entity.User;import com.estore.struts.utils.DaoFactory;import com.estore.struts.utils.StoreException;public class OrderService {	private OrderDao orderDao = (OrderDao) DaoFactory.getInstance().getDao(			Globals.ORDER_DAO);	public void saveOrder(Order order) {		orderDao.saveOrder(order);	}	public Collection<Order> getOrdersByUser(User user) {		return orderDao.getOrdersByUser(user);	}	public Order getOrderById(Integer id) {		return orderDao.getOrderById(id);	}	public Collection<OrderItem> getOrderItems(Order order) {		return orderDao.getOrderItems(order);	}	public void deleteOrder(Order order) {		orderDao.deleteOrder(order);	}	public Collection findAllUser(){		return orderDao.findAllUser();	}}