60 lines
1.5 KiB
PHP
60 lines
1.5 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
declare(strict_types=1);
|
||
|
|
|
||
|
|
namespace OpenTelemetry\API\Trace;
|
||
|
|
|
||
|
|
use OpenTelemetry\Context\Context;
|
||
|
|
use OpenTelemetry\Context\ContextInterface;
|
||
|
|
use OpenTelemetry\Context\ContextKeys;
|
||
|
|
use OpenTelemetry\Context\ScopeInterface;
|
||
|
|
|
||
|
|
abstract class Span implements SpanInterface
|
||
|
|
{
|
||
|
|
private static ?self $invalidSpan = null;
|
||
|
|
|
||
|
|
/** @inheritDoc */
|
||
|
|
final public static function fromContext(ContextInterface $context): SpanInterface
|
||
|
|
{
|
||
|
|
return $context->get(ContextKeys::span()) ?? self::getInvalid();
|
||
|
|
}
|
||
|
|
|
||
|
|
/** @inheritDoc */
|
||
|
|
final public static function getCurrent(): SpanInterface
|
||
|
|
{
|
||
|
|
return self::fromContext(Context::getCurrent());
|
||
|
|
}
|
||
|
|
|
||
|
|
/** @inheritDoc */
|
||
|
|
final public static function getInvalid(): SpanInterface
|
||
|
|
{
|
||
|
|
if (null === self::$invalidSpan) {
|
||
|
|
self::$invalidSpan = new NonRecordingSpan(SpanContext::getInvalid());
|
||
|
|
}
|
||
|
|
|
||
|
|
return self::$invalidSpan;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** @inheritDoc */
|
||
|
|
final public static function wrap(SpanContextInterface $spanContext): SpanInterface
|
||
|
|
{
|
||
|
|
if (!$spanContext->isValid()) {
|
||
|
|
return self::getInvalid();
|
||
|
|
}
|
||
|
|
|
||
|
|
return new NonRecordingSpan($spanContext);
|
||
|
|
}
|
||
|
|
|
||
|
|
/** @inheritDoc */
|
||
|
|
final public function activate(): ScopeInterface
|
||
|
|
{
|
||
|
|
return Context::getCurrent()->withContextValue($this)->activate();
|
||
|
|
}
|
||
|
|
|
||
|
|
/** @inheritDoc */
|
||
|
|
final public function storeInContext(ContextInterface $context): ContextInterface
|
||
|
|
{
|
||
|
|
return $context->with(ContextKeys::span(), $this);
|
||
|
|
}
|
||
|
|
}
|