public function registerObserver(Observer $observer) { $iterator = $this->ducks->iterator(); while ($iterator->hasNext()) { $duck = $iterator->next(); $duck->registerObserver($observer); } }
public function quack() { $iterator = $this->quackers->iterator(); while ($iterator->hasNext()) { $quacker = $iterator->next(); $quacker->quack(); } }
public function myPrint() { print "\n" . $this->getName(); println(", " . $this->getDescription()); println("---------------------"); $iterator = $this->menuComponents->iterator(); while ($iterator->hasNext()) { $menuComponent = $iterator->next(); $menuComponent->myPrint(); } }
public function printMenu(MyIterator $iterator = NULL) { if ($iterator == NULL) { $menuIterator = $this->menus->iterator(); while ($menuIterator->hasNext()) { $menu = $menuIterator->next(); printMenu($menu->createIterator()); } } else { while ($iterator->hasNext()) { $menuItem = $iterator->next(); print $menuItem->getName() . ", "; print $menuItem->getPrice() . " -- "; println($menuItem->getDescription()); } } }
public function getObservers() { return $this->observers->iterator(); }
public function createIterator() { return $this->menuItems->iterator(); }