/**
* {@inheritdoc}
*/
protected function activate(array $watchers)
{
foreach ($watchers as $watcher) {
if (!isset($this->events[$id = $watcher->id])) {
switch ($watcher->type) {
case Watcher::READABLE:
$this->events[$id] = $this->handle->io($watcher->value, \Ev::READ, $this->ioCallback, $watcher);
break;
case Watcher::WRITABLE:
$this->events[$id] = $this->handle->io($watcher->value, \Ev::WRITE, $this->ioCallback, $watcher);
break;
case Watcher::DELAY:
case Watcher::REPEAT:
$interval = $watcher->value / self::MILLISEC_PER_SEC;
$this->events[$id] = $this->handle->timer($interval, $watcher->type & Watcher::REPEAT ? $interval : 0, $this->timerCallback, $watcher);
break;
case Watcher::SIGNAL:
$this->events[$id] = $this->handle->signal($watcher->value, $this->signalCallback, $watcher);
break;
default:
throw new \DomainException("Unknown watcher type");
}
} else {
$this->events[$id]->start();
}
}
}
/**
* @param resource $stream
* @param callable $listener
*/
public function addWriteStream($stream, callable $listener)
{
$callback = function () use($stream, $listener) {
call_user_func($listener, $stream, $this);
};
$event = $this->loop->io($stream, \Ev::WRITE, $callback);
$this->writeEvents[(int) $stream] = $event;
}
/**
* {@inheritdoc}
*/
protected function enableWriteWatcher(StreamWatcher $watcher)
{
if ($watcher->event === null) {
$watcher->event = $this->loop->io($watcher->stream, \Ev::WRITE, $this->streamCallback, $watcher);
} else {
$watcher->event->start();
}
}
/**
* {@inheritdoc}
*/
public function create($resource, callable $callback) : SocketEventInterface
{
$id = (int) $resource;
if (isset($this->events[$id])) {
throw new ResourceBusyError('A poll has already been created for that resource.');
}
$socket = $this->factory->socket($this, $resource, $callback);
$event = $this->loop->io($resource, $this->type, $this->socketCallback, $socket);
$event->stop();
$this->events[$id] = $event;
return $socket;
}
/**
* {@inheritdoc}
*/
public function create($resource, callable $callback, bool $persistent = false) : Io
{
$id = (int) $resource;
if (isset($this->events[$id])) {
throw new ResourceBusyError();
}
$socket = new Io($this, $resource, $callback, $persistent);
$event = $this->loop->io($resource, $this->type, $this->socketCallback, $socket);
$event->stop();
$this->events[$id] = $event;
return $socket;
}
