application/hub/classes/factories/resolver/class_ProtocolResolverFactory.php

   1 <?php
   2 /**
   3  * A factory class for ProtocolResolver
   4  *
   5  * @author              Roland Haeder <webmaster@ship-simu.org>
   6  * @version             0.0.0
   7  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2015 Hub Developer Team
   8  * @license             GNU GPL 3.0 or any newer version
   9  * @link                http://www.ship-simu.org
  10  *
  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.
  15  *
  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.
  20  *
  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/>.
  23  */
  24 class ProtocolResolverFactory extends ObjectFactory {
  25         /**
  26          * Protected constructor
  27          *
  28          * @return      void
  29          */
  30         protected function __construct () {
  31                 // Call parent constructor
  32                 parent::__construct(__CLASS__);
  33         }
  34
  35         /**
  36          * Returns a singleton (registry-based) ProtocolResolver instance
  37          *
  38          * @return      $resolverInstance       An instance of a ProtocolResolver class
  39          */
  40         public static final function createResolverFromConfiguredProtocol () {
  41                 // Get the configured protocol
  42                 $protocolName = FrameworkConfiguration::getSelfInstance()->getConfigEntry('hub_communication_protocol_type');
  43
  44                 // If there is no handler?
  45                 if (Registry::getRegistry()->instanceExists($protocolName . '_protocol_resolver')) {
  46                         // Get handler from registry
  47                         $resolverInstance = Registry::getRegistry()->getInstance($protocolName . '_protocol_resolver');
  48                 } else {
  49                         // Get the handler instance
  50                         $resolverInstance = self::createObjectByConfiguredName($protocolName . '_protocol_resolver_class');
  51
  52                         // Add it to the registry
  53                         Registry::getRegistry()->addInstance($protocolName . '_protocol_resolver', $resolverInstance);
  54                 }
  55
  56                 // Return the instance
  57                 return $resolverInstance;
  58         }
  59 }
  60
  61 // [EOF]
  62 ?>