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<?php
declare(strict_types=1);
namespace OpenTelemetry\SDK\Trace;
use OpenTelemetry\API\Trace as API;
final class SamplingResult
{
/**
* Span will not be recorded and all events and attributes will be dropped.
*/
public const DROP = 0;
/**
* Span will be recorded but SpanExporters will not receive this Span.
*/
public const RECORD_ONLY = 1;
/**
* Span will be recorder and exported.
*/
public const RECORD_AND_SAMPLE = 2;
/**
* @var int A sampling Decision.
*/
private int $decision;
/**
* @var iterable A set of span Attributes that will also be added to the Span.
*/
private iterable $attributes;
/**
* @var ?API\TraceStateInterface A Tracestate that will be associated with the Span through the new SpanContext.
*/
private ?API\TraceStateInterface $traceState;
public function __construct(int $decision, iterable $attributes = [], ?API\TraceStateInterface $traceState = null)
{
$this->decision = $decision;
$this->attributes = $attributes;
$this->traceState = $traceState;
}
/**
* Return sampling decision whether span should be recorded or not.
*/
public function getDecision(): int
{
return $this->decision;
}
/**
* Return attributes which will be attached to the span.
*/
public function getAttributes(): iterable
{
return $this->attributes;
}
/**
* Return a collection of links that will be associated with the Span to be created.
*/
public function getTraceState(): ?API\TraceStateInterface
{
return $this->traceState;
}
}
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