/**
* @param WorkerInterface $worker
*
* @throws \LogicException if a worker with the name exists
*/
public function addWorker(WorkerInterface $worker)
{
$name = $worker->getName();
if (isset($this->workers[$name])) {
throw new \LogicException(sprintf('A worker named `%s` already exists', $name));
}
$this->workers[$name] = $worker;
}
/**
* @param WorkerInterface $worker
* @param int $delay Seconds to wait before pulling the queue again
*/
public function process($worker, $delay = 0)
{
while (true) {
if (!$this->isEmpty()) {
$worker->add($this->pull());
}
sleep($delay);
}
}
/**
* {@inheritdoc}
*/
public function add(WorkerInterface $worker)
{
try {
$this->setWorkerInstance($worker);
} catch (\Exception $e) {
$this->getOutput()->write('[x] Unable to set worker instance: ' . $e->getMessage());
}
$cmd1 = $worker->getProcess()->getCommand()->getCmd();
$cmd2 = $this->workerInstance->getProcess()->getCommand()->getCmd();
if ($cmd1 === $cmd2) {
$this->workers[] = $worker;
} else {
$msg = '$worker must be an instance of WorkerInterface and the same as';
throw new \Exception($msg . get_class($worker));
}
return $this;
}