DefaultAggregationProviderTrait.php

<?php

declare (strict_types=1);
namespace OpenTelemetry\SDK\Metrics;

trait DefaultAggregationProviderTrait {
    public function defaultAggregation($instrumentType, array $advisory = []) : ?AggregationInterface {
        return match ($instrumentType) {    InstrumentType::COUNTER, InstrumentType::ASYNCHRONOUS_COUNTER => new Aggregation\SumAggregation(true),
            InstrumentType::UP_DOWN_COUNTER, InstrumentType::ASYNCHRONOUS_UP_DOWN_COUNTER => new Aggregation\SumAggregation(),
            InstrumentType::HISTOGRAM => new Aggregation\ExplicitBucketHistogramAggregation($advisory['ExplicitBucketBoundaries'] ?? [
                0,
                5,
                10,
                25,
                50,
                75,
                100,
                250,
                500,
                1000,
            ]),
            InstrumentType::GAUGE, InstrumentType::ASYNCHRONOUS_GAUGE => new Aggregation\LastValueAggregation(),
            default => null,
        
        };
    }

}