1
0
mirror of https://github.com/danog/parallel.git synced 2024-11-27 04:44:56 +01:00
parallel/lib/Sync/Channel.php
2017-03-16 17:03:59 -05:00

36 lines
1.2 KiB
PHP

<?php
namespace Amp\Parallel\Sync;
use Amp\Promise;
/**
* Interface for sending messages between execution contexts.
*/
interface Channel {
/**
* @return \Amp\Promise<mixed>
*
* @throws \Amp\Parallel\StatusError Thrown if the context has not been started.
* @throws \Amp\Parallel\SynchronizationError If the context has not been started or the context
* unexpectedly ends.
* @throws \Amp\Parallel\ChannelException If receiving from the channel fails.
* @throws \Amp\Parallel\SerializationException If unserializing the data fails.
*/
public function receive(): Promise;
/**
* @param mixed $data
*
* @return \Amp\Promise<int> Resolves with the number of bytes sent on the channel.
*
* @throws \Amp\Parallel\StatusError Thrown if the context has not been started.
* @throws \Amp\Parallel\SynchronizationError If the context has not been started or the context
* unexpectedly ends.
* @throws \Amp\Parallel\ChannelException If sending on the channel fails.
* @throws \Error If an ExitResult object is given.
* @throws \Amp\Parallel\SerializationException If serializing the data fails.
*/
public function send($data): Promise;
}