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  1. Drupal Core 11.1.x
  2. ObservableCounterInterface.php

interface ObservableCounterInterface

Hierarchy

  • interface \OpenTelemetry\API\Metrics\Instrument
    • interface \OpenTelemetry\API\Metrics\AsynchronousInstrument extends \OpenTelemetry\API\Metrics\Instrument
      • interface \OpenTelemetry\API\Metrics\ObservableCounterInterface extends \OpenTelemetry\API\Metrics\AsynchronousInstrument

Expanded class hierarchy of ObservableCounterInterface

All classes that implement ObservableCounterInterface

4 files declare their use of ObservableCounterInterface
Meter.php in vendor/open-telemetry/sdk/Metrics/Meter.php
NoopMeter.php in vendor/open-telemetry/api/Metrics/Noop/NoopMeter.php
NoopObservableCounter.php in vendor/open-telemetry/api/Metrics/Noop/NoopObservableCounter.php
ObservableCounter.php in vendor/open-telemetry/sdk/Metrics/ObservableCounter.php

File

vendor/open-telemetry/api/Metrics/ObservableCounterInterface.php, line 7

Namespace

OpenTelemetry\API\Metrics
View source
interface ObservableCounterInterface extends AsynchronousInstrument {
    
    /**
     * @param callable(ObserverInterface): void $callback function responsible for
     *        reporting the measurements (as absolute values)
     * @return ObservableCallbackInterface token to detach callback
     */
    public function observe(callable $callback) : ObservableCallbackInterface;

}

Members

Title Sort descending Modifiers Object type Summary Overrides
ObservableCounterInterface::observe public function 1

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