application/city/classes/factories/manager/class_ManagerFactory.php

   1 <?php
   2 // Own namespace
   3 namespace Org\Mxchange\City\Factory\Manager;
   4
   5 // Import framework stuff
   6 use Org\Mxchange\CoreFramework\Factory\ObjectFactory;
   7 use Org\Mxchange\CoreFramework\Registry\Registry;
   8
   9 /**
  10  * A factory class for managers
  11  *
  12  * @author              Roland Haeder <webmaster@ship-simu.org>
  13  * @version             0.0.0
  14  * @copyright   Copyright (c) 2015, 2016 City Developer Team
  15  * @license             GNU GPL 3.0 or any newer version
  16  * @link                http://www.ship-simu.org
  17  *
  18  * This program is free software: you can redistribute it and/or modify
  19  * it under the terms of the GNU General Public License as published by
  20  * the Free Software Foundation, either version 3 of the License, or
  21  * (at your option) any later version.
  22  *
  23  * This program is distributed in the hope that it will be useful,
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  26  * GNU General Public License for more details.
  27  *
  28  * You should have received a copy of the GNU General Public License
  29  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  30  */
  31 class ManagerFactory extends ObjectFactory {
  32         /**
  33          * Protected constructor
  34          *
  35          * @return      void
  36          */
  37         protected function __construct () {
  38                 // Call parent constructor
  39                 parent::__construct(__CLASS__);
  40         }
  41
  42         /**
  43          * Returns a singleton (registry-based) ManageableFoo instance
  44          *
  45          * @param       $type                           Type of manager to return
  46          * @return      $managerInstance        An instance of a ManageableFoo class
  47          */
  48         public static final function createManagerByType ($type) {
  49                 // Get new factory instance
  50                 $factoryInstance = new ManagerFactory();
  51
  52                 // Generate key
  53                 $key = $type . '_manager';
  54
  55                 // If there is no handler?
  56                 if (Registry::getRegistry()->instanceExists($key)) {
  57                         // Get handler from registry
  58                         $managerInstance = Registry::getRegistry()->getInstance($key);
  59                 } else {
  60                         // Get the proper manager instance
  61                         $managerInstance = ObjectFactory::createObjectByConfiguredName($key . '_class');
  62
  63                         // Add it to the registry
  64                         Registry::getRegistry()->addInstance($key, $managerInstance);
  65                 }
  66
  67                 // Return the instance
  68                 return $managerInstance;
  69         }
  70 }