* @version 0.0.0 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2015 Hub Developer Team * @license GNU GPL 3.0 or any newer version * @link http://www.shipsimu.org * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ class UnitSourceFactory extends ObjectFactory { /** * Protected constructor * * @return void */ protected function __construct () { // Call parent constructor parent::__construct(__CLASS__); } /** * Creates an instance of a configurable and singleton unit source * * @param $unitType Type of the unit source * @return $sourceInstance A UnitSource class instance */ public static final function createUnitSourceInstance ($unitType) { // Do we have cache? if (!Registry::getRegistry()->instanceExists($unitType . '_unit_source')) { // Then construct the class' configuraton entry $className = '' . $unitType . '_unit_source_class'; // Get a class from that configuration entry $sourceInstance = self::createObjectByConfiguredName($className); // Add it to the registry Registry::getRegistry()->addInstance($unitType . '_unit_source', $sourceInstance); } else { // Get it from registry $sourceInstance = Registry::getRegistry()->getInstance($unitType . '_unit_source'); } // For any purposes, return the source instance return $sourceInstance; } } // [EOF] ?>