| Line | Hits | Source |
|---|---|---|
| 1 | /******************************************************************************* | |
| 2 | * InternetCafe is a software solution that helps the management of Cybercafes | |
| 3 | * according with the ITALIAN DECREE LAW ON ANTI-TERROR MEASURES, 27 JULY 2005. | |
| 4 | * Copyright (C) 2006 Guido Angelo Ingenito | |
| 5 | 0 | |
| 6 | * This program is free software; you can redistribute it and/or | |
| 7 | * modify it under the terms of the GNU General Public License | |
| 8 | * as published by the Free Software Foundation; either version 2 | |
| 9 | * of the License, or (at your option) any later version. | |
| 10 | 0 | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | 0 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with this program; if not, write to the Free Software | |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
| 19 | 0 | *******************************************************************************/ |
| 20 | ||
| 21 | package base.network; | |
| 22 | ||
| 23 | import java.util.Observable; | |
| 24 | ||
| 25 | 26 | public class NetworkManager extends Observable { |
| 26 | ||
| 27 | 0 | private static NetworkManager instance; |
| 28 | 0 | |
| 29 | 0 | public static NetworkManager getInstance() { |
| 30 | 26 | return instance == null ? instance = new NetworkManager() : instance; |
| 31 | } | |
| 32 | ||
| 33 | 26 | private Network network = new Network(); |
| 34 | ||
| 35 | /** | |
| 36 | * @return Returns the network. | |
| 37 | */ | |
| 38 | public Network getNetwork() { | |
| 39 | 0 | return network; |
| 40 | 0 | } |
| 41 | ||
| 42 | 0 | /** |
| 43 | * @param network | |
| 44 | * The network to set. | |
| 45 | */ | |
| 46 | public void setNetwork(Network network) { | |
| 47 | 0 | this.setChanged(); |
| 48 | 0 | this.network = network; |
| 49 | 0 | this.notifyObservers(network); |
| 50 | 0 | } |
| 51 | ||
| 52 | 0 | /** |
| 53 | 0 | * This method simply builds a key string for an instance of Workstation. |
| 54 | 0 | * |
| 55 | 0 | * @param workstation |
| 56 | * The workstation from wich build the key. | |
| 57 | * @return A key rappresentation for the workstation. | |
| 58 | */ | |
| 59 | protected static String workstationKey(Workstation workstation) { | |
| 60 | 0 | String key = workstation.getId() + " " + workstation.getName() + " " |
| 61 | 0 | + workstation.getType() + " " + workstation.getAddress(); |
| 62 | 0 | return key; |
| 63 | } | |
| 64 | 0 | |
| 65 | 0 | /** |
| 66 | 0 | * This method simply adds a client workstation to the network. |
| 67 | 0 | * |
| 68 | * @param workstation | |
| 69 | * The client workstation to add to the network. | |
| 70 | */ | |
| 71 | public void addClientWorkstation(Workstation workstation) { | |
| 72 | 0 | this.setChanged(); |
| 73 | 0 | this.network.addClient(workstation); |
| 74 | 0 | this.notifyObservers(workstation); |
| 75 | 0 | } |
| 76 | ||
| 77 | /** | |
| 78 | * This method deletes a client workstation from the network. | |
| 79 | * | |
| 80 | * @param workstation | |
| 81 | * The workstation to delete. | |
| 82 | */ | |
| 83 | public void deleteWorkstation(Workstation workstation) { | |
| 84 | 0 | this.setChanged(); |
| 85 | 0 | this.network.deleteClient(workstationKey(workstation)); |
| 86 | 0 | this.notifyObservers(workstation); |
| 87 | 0 | } |
| 88 | } |
|
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