GpsLab\Component\Query\Bus\HandlerLocatedQueryBus

Complexity

Total Complexity

3

Size/Duplication

Total Lines	31
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	handle()	0	10	2

<?php

/**
 * GpsLab component.
 *
 * @author    Peter Gribanov <info@peter-gribanov.ru>
 * @copyright Copyright (c) 2011, Peter Gribanov
 * @license   http://opensource.org/licenses/MIT
 */

namespace GpsLab\Component\Query\Bus;

use GpsLab\Component\Query\Exception\HandlerNotFoundException;
use GpsLab\Component\Query\Handler\Locator\QueryHandlerLocator;
use GpsLab\Component\Query\Handler\QueryHandler;
use GpsLab\Component\Query\Query;

class HandlerLocatedQueryBus implements QueryBus
{
    /**
     * @var QueryHandlerLocator
     */
    private $locator;

    /**
     * @param QueryHandlerLocator $locator
     */
    public function __construct(QueryHandlerLocator $locator)
    {
        $this->locator = $locator;
    }

    /**
     * @param Query $query
     *
     * @return mixed
     */
    public function handle(Query $query)
    {
        $handler = $this->locator->getQueryHandler($query);

        if (!($handler instanceof QueryHandler)) {
            throw HandlerNotFoundException::notFound($query);
        }

        return $handler->handle($query);
    }
}