Borobudur\Cqrs\Bus\QueryBus

Complexity

Total Complexity

4

Size/Duplication

Total Lines	37
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	2

Importance

Changes	2
Bugs	1	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	getName()	0	4	1
A	dispatchNow()	0	17	3

<?php
/*
 * This file is part of the Borobudur-Cqrs package.
 *
 * (c) Hexacodelabs <http://hexacodelabs.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Borobudur\Cqrs\Bus;

use Borobudur\Bus\Bus;
use Borobudur\Bus\Message\MessageInterface;
use Borobudur\Cqrs\Collection;
use Borobudur\Cqrs\Exception\InvalidArgumentException;
use Borobudur\Cqrs\Message\QueryInterface;
use Borobudur\Cqrs\ReadModel\ReadModelInterface;

/**
 * @author      Iqbal Maulana <iq.bluejack@gmail.com>
 * @created     8/19/15
 */
class QueryBus extends Bus
{
    const BUS_NAME = 'bus.query';

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return QueryBus::BUS_NAME;
    }

    /**
     * {@inheritdoc}
     *
     * @return ReadModelInterface|Collection
     */
    public function dispatchNow(MessageInterface $query)
    {
        if (!$query instanceof QueryInterface) {
            throw new InvalidArgumentException(sprintf(
                'Query "%s" should implement \Borobudur\Cqrs\Message\QueryInterface',
                get_class($query)
            ));
        }

        $results = parent::dispatchNow($query);

        if (null === $results) {
            return null;
        }

        return $results;
    }


}