Top Description Inners Fields Constructors Methods
io.opentelemetry.api.metrics

pack-priv Class DefaultMeter

extends Object
implements Meter
Class Inheritance
All Implemented Interfaces
io.opentelemetry.api.metrics.Meter
Annotations
@ThreadSafe
Imports
io.opentelemetry.api.common.Attributes, io.opentelemetry.context.Context, java.util.function.Consumer, javax.annotation.concurrent.ThreadSafe
No-op implementation of Meter.

This implementation should induce as close to zero overhead as possible.

Nested and Inner Type Summary

Modifier and TypeClass and Description
private static class
DefaultMeter.NoopDoubleCounter

private static class
DefaultMeter.NoopDoubleCounterBuilder

private static class
DefaultMeter.NoopDoubleGauge

private static class
DefaultMeter.NoopDoubleGaugeBuilder

private static class
DefaultMeter.NoopDoubleHistogram

private static class
DefaultMeter.NoopDoubleHistogramBuilder

private static class
DefaultMeter.NoopDoubleUpDownCounter

private static class
DefaultMeter.NoopDoubleUpDownCounterBuilder

private static class
DefaultMeter.NoopLongCounter

private static class
DefaultMeter.NoopLongCounterBuilder

private static class
DefaultMeter.NoopLongGauge

private static class
DefaultMeter.NoopLongGaugeBuilder

private static class
DefaultMeter.NoopLongHistogram

private static class
DefaultMeter.NoopLongHistogramBuilder

private static class
DefaultMeter.NoopLongUpDownCounter

private static class
DefaultMeter.NoopLongUpDownCounterBuilder

private static class
DefaultMeter.NoopObservableDoubleMeasurement

private static class
DefaultMeter.NoopObservableLongMeasurement

Field Summary

Modifier and TypeField and Description
private static final Meter
INSTANCE

private static final BatchCallback
NOOP_BATCH_CALLBACK

private static final DoubleGaugeBuilder
NOOP_DOUBLE_GAUGE_BUILDER

private static final DoubleHistogramBuilder
NOOP_DOUBLE_HISTOGRAM_BUILDER

private static final LongCounterBuilder
NOOP_LONG_COUNTER_BUILDER

private static final LongUpDownCounterBuilder
NOOP_LONG_UP_DOWN_COUNTER_BUILDER

private static final ObservableDoubleMeasurement
NOOP_OBSERVABLE_DOUBLE_MEASUREMENT

private static final ObservableLongMeasurement
NOOP_OBSERVABLE_LONG_MEASUREMENT

Constructor Summary

AccessConstructor and Description
private
DefaultMeter()

Method Summary

Modifier and TypeMethod and Description
public BatchCallback
batchCallback(Runnable
a callback used to observe values on-demand.
callback, ObservableMeasurement
Instruments for which the callback may observe values.
observableMeasurement, ObservableMeasurement...
Instruments for which the callback may observe values.
additionalMeasurements)

Overrides default io.opentelemetry.api.metrics.Meter.batchCallback.

Constructs a batch callback.

public LongCounterBuilder
counterBuilder(String
the name of the Counter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, /, and start with a letter.
name)

Implements io.opentelemetry.api.metrics.Meter.counterBuilder.

Constructs a Counter instrument.

public DoubleGaugeBuilder
gaugeBuilder(String
the name of the Gauge. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, /, and start with a letter.
name)

Implements io.opentelemetry.api.metrics.Meter.gaugeBuilder.

Constructs an Asynchronous Gauge instrument.

pack-priv static Meter
getInstance()

public DoubleHistogramBuilder
histogramBuilder(String
the name of the Histogram. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, /, and start with a letter.
name)

Implements io.opentelemetry.api.metrics.Meter.histogramBuilder.

Constructs a Histogram instrument.

public LongUpDownCounterBuilder
upDownCounterBuilder(String
the name of the UpDownCounter. Instrument names must consist of 255 or fewer characters including alphanumeric, _, ., -, /, and start with a letter.
name)

Implements io.opentelemetry.api.metrics.Meter.upDownCounterBuilder.

Constructs an UpDownCounter instrument.

Inherited from java.lang.Object:
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