function StreamTransport::send

Overrides TransportInterface::send

File

vendor/open-telemetry/sdk/Common/Export/Stream/StreamTransport.php, line 46

Class

StreamTransport

@internal

Namespace

OpenTelemetry\SDK\Common\Export\Stream

Code

public function send(string $payload, ?CancellationInterface $cancellation = null) : FutureInterface {
    if (!$this->stream) {
        return new ErrorFuture(new BadMethodCallException('Transport closed'));
    }
    set_error_handler(static function (int $errno, string $errstr, string $errfile, int $errline) : bool {
        throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
    });
    try {
        $bytesWritten = fwrite($this->stream, $payload);
    } catch (Throwable $e) {
        return new ErrorFuture($e);
    } finally {
        restore_error_handler();
    }
    if ($bytesWritten !== strlen($payload)) {
        return new ErrorFuture(new RuntimeException(sprintf('Write failure, wrote %d of %d bytes', $bytesWritten, strlen($payload))));
    }
    return new CompletedFuture(null);
}