/** * Retrieve PluginLoader * * @return Zend_Loader_PluginLoader */ public static function getPluginLoader() { if (null === self::$_pluginLoader) { self::$_pluginLoader = new Centurion_Loader_PluginLoader(array('Centurion_Signal' => 'Centurion/Signal/'), 'Signal'); } return self::$_pluginLoader; }