APIMeter class

Meter is responsible for creating Instruments and recording metrics. The API prefix indicates that it's part of the API and not the SDK and generally should not be used since an API without an SDK is a noop. Use the Meter from the SDK instead.

Properties

attributes → Attributes?

Optional attributes associated with this meter

final

enabled → bool

Returns true if the meter is enabled and will create instruments.

no setter

hashCode → int

The hash code for this object.

no setter, override

name → String

Gets the name of the meter, usually of a library, package or module

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

schemaUrl → String?

Gets the schema URL of the meter

final

version → String?

Gets the version, usually of the instrumented library, package or module

final

Methods

createCounter<T extends num>({required String name, String? unit, String? description}) → APICounter<T>

Creates a Counter with the given name.

createGauge<T extends num>({required String name, String? unit, String? description}) → APIGauge<T>

Creates a Gauge with the given name.

createHistogram<T extends num>({required String name, String? unit, String? description, List<double>? boundaries}) → APIHistogram<T>

Creates a Histogram with the given name.

createObservableCounter<T extends num>({required String name, String? unit, String? description, ObservableCallback<T>? callback}) → APIObservableCounter<T>

Creates an ObservableCounter with the given name.

createObservableGauge<T extends num>({required String name, String? unit, String? description, ObservableCallback<T>? callback}) → APIObservableGauge<T>

Creates an ObservableGauge with the given name.

createObservableUpDownCounter<T extends num>({required String name, String? unit, String? description, ObservableCallback<T>? callback}) → APIObservableUpDownCounter<T>

Creates an ObservableUpDownCounter with the given name.

createUpDownCounter<T extends num>({required String name, String? unit, String? description}) → APIUpDownCounter<T>

Creates an UpDownCounter with the given name.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

override