<?php declare(strict_types=1); namespace OpenTelemetry\API\Metrics; interface Instrument { /** * Determine if the instrument is enabled. Instrumentation authors SHOULD call this API each time they record a measurement. * * MUST return false if: * - The MeterConfig of the Meter used to create the instrument has parameter disabled=true * - All resolved views for the instrument are configured with the Drop Aggregation * @experimental * @see https://opentelemetry.io/docs/specs/otel/metrics/sdk/#instrument-enabled */ public function isEnabled(): bool; }
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