Bee4\Events\DispatcherAwareTrait

Complexity

Total Complexity

6

Size/Duplication

Total Lines	52
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes	5
Bugs	1	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	setDispatcher()	0	4	1
A	getDispatcher()	0	4	1
A	hasDispatcher()	0	6	2
A	dispatch()	0	8	2

<?php
/**
 * This file is part of the bee4/events package.
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @copyright Bee4 2014
 * @author Stephane HULARD <s.hulard@chstudio.fr>
 * @package Bee4\Events
 */

namespace Bee4\Events;

/**
 * Trait implementation of the DispatcherAwareInterface
 * @package Bee4\Event
 */
trait DispatcherAwareTrait
{
    /**
     * The linked dispatcher instance
     * @var DispatcherInterface
     */
    private $dispatcher;

    /**
     * Dependency injection
     * @param DispatcherInterface $dispatcher
     */
    public function setDispatcher(DispatcherInterface $dispatcher)
    {
        $this->dispatcher = $dispatcher;
    }

    /**
     * Access to the current dispatcher
     * @return DispatcherInterface|null
     */
    final public function getDispatcher()
    {
        return $this->dispatcher;
    }

    /**
     * Check if a dispatcher has been injected or not
     * @return boolean
     */
    final public function hasDispatcher()
    {
        return
            $this->dispatcher !== null &&
            $this->dispatcher instanceof DispatcherInterface;
    }

    /**
     * Dispatch an event if the dispatcher is loaded
     * @param string $name event name to dispatch
     * @param EventInterface $event
     * @return boolean
     */
    final public function dispatch($name, EventInterface $event)
    {
        if ($this->hasDispatcher()) {
            $this->getDispatcher()->dispatch($name, $event);
            return true;
        }
        return false;
    }
}