forked from broadway/broadway
/
SimpleCommandBus.php
50 lines (42 loc) · 1.11 KB
/
SimpleCommandBus.php
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<?php
/*
* This file is part of the broadway/broadway package.
*
* (c) Qandidate.com <opensource@qandidate.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Broadway\CommandHandling;
/**
* Simple synchronous dispatching of commands.
*/
class SimpleCommandBus implements CommandBusInterface
{
private $commandHandlers = array();
private $queue = array();
private $isDispatching = false;
/**
* {@inheritDoc}
*/
public function subscribe(CommandHandlerInterface $handler)
{
$this->commandHandlers[] = $handler;
}
/**
* {@inheritDoc}
*/
public function dispatch($command)
{
$this->queue[] = $command;
if (! $this->isDispatching) {
$this->isDispatching = true;
while ($command = array_shift($this->queue)) {
foreach ($this->commandHandlers as $handler) {
$handler->handle($command);
}
}
$this->isDispatching = false;
}
}
}