NoopSpanProcessor.php

<?php

declare (strict_types=1);
namespace OpenTelemetry\SDK\Trace\SpanProcessor;

use OpenTelemetry\Context\ContextInterface;
use OpenTelemetry\SDK\Common\Future\CancellationInterface;
use OpenTelemetry\SDK\Trace\ReadableSpanInterface;
use OpenTelemetry\SDK\Trace\ReadWriteSpanInterface;
use OpenTelemetry\SDK\Trace\SpanProcessorInterface;
class NoopSpanProcessor implements SpanProcessorInterface {
    private static ?SpanProcessorInterface $instance = null;
    public static function getInstance() : SpanProcessorInterface {
        if (null === self::$instance) {
            self::$instance = new self();
        }
        return self::$instance;
    }
    
    /** @inheritDoc */
    public function onStart(ReadWriteSpanInterface $span, ContextInterface $parentContext) : void {
    }
    
    //@codeCoverageIgnore
    
    /** @inheritDoc */
    public function onEnd(ReadableSpanInterface $span) : void {
    }
    
    //@codeCoverageIgnore
    
    /** @inheritDoc */
    public function forceFlush(?CancellationInterface $cancellation = null) : bool {
        return true;
    }
    
    /** @inheritDoc */
    public function shutdown(?CancellationInterface $cancellation = null) : bool {
        return $this->forceFlush();
    }

}