2 * Copyright (C) 2015 Roland Haeder
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.jshopeelib.beans.remote.basket;
19 import java.rmi.RemoteException;
21 import javax.ejb.Remote;
22 import org.mxchange.jshopcore.model.item.AddableBasketItem;
23 import org.mxchange.jshopeelib.beans.ShopBean;
26 * An interface for a basket bean
28 * @author Roland Haeder
31 public interface BasketSessionBeanRemote extends ShopBean {
33 * Adds given item instance to this basket
34 * @param item Item instance to add
35 * @throws java.rmi.RemoteException If something bad happens
37 public void addItem (final AddableBasketItem item) throws RemoteException;
40 * Adds given item instance to basket. Remember that the product instance
41 * itself is not added. Instead a AddableBasketItem is created which holds
42 * information about amoutn and item type.
44 * @param item Item instance
45 * @throws java.rmi.RemoteException If something bad happens
47 public void addToBasket (final AddableBasketItem item) throws RemoteException;
50 * Checks if the basket is empty
52 * @return Whether the basket is empty
53 * @throws java.rmi.RemoteException If something bad happens
55 public boolean isEmpty () throws RemoteException;
58 * Checks whether the given product as already been added. If the product's
59 * item id number was found in basket, the corresponding item instance will be set
61 * @param item Item instance to check
62 * @return Whether the given item has been found
63 * @throws java.rmi.RemoteException If something bad happens
65 public boolean isAdded (final AddableBasketItem item) throws RemoteException;
68 * Some "getter" for all entries in this basket
70 * @return Map on all basket items
71 * @throws java.rmi.RemoteException If something bad happens
73 public Map<Long, AddableBasketItem> getAll () throws RemoteException;
76 * Getter for last entry
78 * @return Last added item in basket
79 * @throws java.rmi.RemoteException If something bad happens
81 public AddableBasketItem getLast () throws RemoteException;
84 * Getter for last num rows
86 * @return Last num rows
88 public int getLastNumRows ();