37 lines
861 B
PHP
37 lines
861 B
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace OpenTelemetry\Context\Propagation;
|
|
|
|
use OpenTelemetry\Context\Context;
|
|
use OpenTelemetry\Context\ContextInterface;
|
|
|
|
final class NoopTextMapPropagator implements TextMapPropagatorInterface
|
|
{
|
|
private static ?self $instance = null;
|
|
|
|
public static function getInstance(): self
|
|
{
|
|
if (null === self::$instance) {
|
|
self::$instance = new self();
|
|
}
|
|
|
|
return self::$instance;
|
|
}
|
|
|
|
public function fields(): array
|
|
{
|
|
return [];
|
|
}
|
|
|
|
public function extract($carrier, PropagationGetterInterface $getter = null, ContextInterface $context = null): ContextInterface
|
|
{
|
|
return $context ?? Context::getCurrent();
|
|
}
|
|
|
|
public function inject(&$carrier, PropagationSetterInterface $setter = null, ContextInterface $context = null): void
|
|
{
|
|
}
|
|
}
|