public function getItemService()
    {
        if (is_null($this->itemService)) {
            $this->itemService = taoItems_models_classes_ItemsService::singleton();
        }
        return $this->itemService;
    }
public function getItemService()
    {
        if (is_null($this->itemService)) {
            $this->itemService = taoItems_models_classes_ItemsService::singleton();
        }
        return $this->itemService;
    }
public function getItemService ( ) { if ( is_null ( $ this -> itemService ) ) { $ this -> itemService = taoItems_models_classes_ItemsService :: singleton ( ) ; } return $ this -> itemService ; }
Service getter and initializer.

@return taoItems_models_classes_ItemsService the service
Service getter and initializer .