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<?php
namespace Metabor\Observer;
/**
* @author Oliver Tischlinger
*/
class Subject implements \SplSubject
{
* @var \SplObjectStorage
private $observers;
public function __construct()
$this->observers = new \SplObjectStorage();
}
* @see \SplSubject::attach()
public function attach(\SplObserver $observer)
$this->observers->attach($observer);
* @see \SplSubject::detach()
public function detach(\SplObserver $observer)
$this->observers->detach($observer);
* @see \SplSubject::notify()
public function notify()
/* @var $observer \SplObserver */
foreach ($this->observers as $observer) {
$observer->update($this);
* @return \Traversable
public function getObservers()
return $this->observers;
Metabor /
Statemachine
