BSP\CommandBus\CommandBus

Complexity

Total Complexity

2

Size/Duplication

Total Lines	17
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Test Coverage

Coverage

100%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	execute()	0	8	2

<?php
declare(strict_types=1);

namespace BSP\CommandBus;

/**
 * CommandBus execute Command by handling it with the right CommandHandler.
 *
 * In order to do so, CommandBus::handlers needs to be filled with handler in its constructor:
 *
 * Exemple:
 * public function __constructor(DomainCommandHandler $domainCommandHandler) {
 *     $this->handlers[DomainCommand::class] = $domainCommandHandler;
 * }
 */
abstract class CommandBus
{
    /** @var CommandHandler[] */
    protected $handlers = [];

    /**
     * @throws CommandBusException
     */
    public function execute(Command $command): void
    {
        if (!isset($this->handlers[get_class($command)])) {
            throw new CommandBusException(sprintf('This Commandbus cannot handle command "%s".', get_class($command)));
        }

        $this->handlers[get_class($command)]->handle($command);
    }
}