Metabor\Observer\Subject

Complexity

Total Complexity

6

Size/Duplication

Total Lines	49
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	attach()	0	4	1
A	detach()	0	4	1
A	notify()	0	7	2
A	getObservers()	0	4	1

<?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;
    }
}