3 * A format-upgrade class for LocalFileDatabase format version 01 to 02
5 * @author Roland Haeder <webmaster@ship-simu.org>
7 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2016 Core Developer Team
8 * @license GNU GPL 3.0 or any newer version
9 * @link http://www.ship-simu.org
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 class LocalFileDatabaseFormatVersion01To02Upgrade extends BaseFormatUpgrade implements UpgradeableDatabaseFormat {
26 * Protected constructor
30 protected function __construct () {
31 // Call parent constructor
32 parent::__construct(__CLASS__);
36 * Creates an instance of this UpgradeableDatabaseFormat class and prepares it for usage
38 * @return $upgradeInstance An instance of this UpgradeableDatabaseFormat class
40 public final static function createLocalFileDatabaseFormatVersion01To02Upgrade () {
42 $upgradeInstance = new LocalFileDatabaseFormatVersion01To02Upgrade();
44 // Return the prepared instance
45 return $upgradeInstance;