-
-
Notifications
You must be signed in to change notification settings - Fork 69
/
BoundedSender.php
66 lines (56 loc) · 1.45 KB
/
BoundedSender.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
<?php
declare(strict_types=1);
namespace Psl\Channel\Internal;
use Psl\Channel\Exception;
use Psl\Channel\SenderInterface;
use Revolt\EventLoop;
use Revolt\EventLoop\Suspension;
/**
* @template T
*
* @implements SenderInterface<T>
*/
final class BoundedSender implements SenderInterface
{
/**
* @use ChannelSideTrait<BoundedChannelState<T>>
*/
use ChannelSideTrait;
private null|Suspension $suspension = null;
/**
* @param BoundedChannelState<T> $state
*/
public function __construct(BoundedChannelState $state)
{
$this->state = $state;
}
/**
* {@inheritDoc}
*/
public function send(mixed $message): void
{
if ($this->suspension) {
$this->suspension = $suspension = EventLoop::getSuspension();
$this->state->waitForSpace($suspension);
$suspension->suspend();
}
try {
$this->state->send($message);
} catch (Exception\FullChannelException) {
$this->suspension = $suspension = EventLoop::getSuspension();
$this->state->waitForSpace($suspension);
$suspension->suspend();
/** @psalm-suppress MissingThrowsDocblock */
$this->state->send($message);
} finally {
$this->suspension = null;
}
}
/**
* {@inheritDoc}
*/
public function trySend(mixed $message): void
{
$this->state->send($message);
}
}