com.lightbend.cinnamon.metric

Interface MetricFactory

public interface MetricFactory

MetricFactory interface to create metrics for an instrumented entity.

Field Summary

Fields

Modifier and Type	Field and Description
static MetricFactory	NONE Empty no-op MetricFactory.

Method Summary

Modifier and Type	Method and Description
Counter	createCounter(Descriptor descriptor) Create a Counter metric.
GaugeDouble	createGaugeDouble(Descriptor descriptor) Create a GaugeDouble metric.
GaugeLong	createGaugeLong(Descriptor descriptor) Create a GaugeLong metric.
ProvidingGaugeDouble	createProvidingGaugeDouble(Descriptor descriptor, DoubleValueProvider doubleValueProvider) Create a ProvidingGaugeDouble metric.
ProvidingGaugeLong	createProvidingGaugeLong(Descriptor descriptor, LongValueProvider longValueProvider) Create a ProvidingGaugeLong metric.
Rate	createRate(Descriptor descriptor) Create a Rate metric.
Recorder	createRecorder(Descriptor descriptor) Create a Recorder metric.

Field Detail

NONE

static final MetricFactory NONE

Empty no-op MetricFactory.

Method Detail

createCounter

Counter createCounter(Descriptor descriptor)

Create a Counter metric.

Parameters:

descriptor - metric descriptor for this Counter

Returns:

new Counter for instrumented entity and given descriptor

createGaugeLong

GaugeLong createGaugeLong(Descriptor descriptor)

Create a GaugeLong metric.

Parameters:

descriptor - metric descriptor for this GaugeLong

Returns:

new GaugeLong for instrumented entity and given descriptor

createGaugeDouble

GaugeDouble createGaugeDouble(Descriptor descriptor)

Create a GaugeDouble metric.

Parameters:

descriptor - metric descriptor for this GaugeDouble

Returns:

new GaugeDouble for instrumented entity and given descriptor

createProvidingGaugeLong

ProvidingGaugeLong createProvidingGaugeLong(Descriptor descriptor,
                                            LongValueProvider longValueProvider)

Create a ProvidingGaugeLong metric.

Parameters:

descriptor - metric descriptor for this ProvidingGaugeLong

longValueProvider - LongValueProvider that will be called to get the current value

Returns:

new ProvidingGaugeLong for instrumented entity and given descriptor and value provider

createProvidingGaugeDouble

ProvidingGaugeDouble createProvidingGaugeDouble(Descriptor descriptor,
                                                DoubleValueProvider doubleValueProvider)

Create a ProvidingGaugeDouble metric.

Parameters:

descriptor - metric descriptor for this ProvidingGaugeDouble

doubleValueProvider - DoubleValueProvider that will be called to get the current value

Returns:

new ProvidingGaugeDouble for instrumented entity and given descriptor and value provider

createRate

Rate createRate(Descriptor descriptor)

Create a Rate metric.

Parameters:

descriptor - metric descriptor for this Rate

Returns:

new Rate for instrumented entity and given descriptor

createRecorder

Recorder createRecorder(Descriptor descriptor)

Create a Recorder metric.

Parameters:

descriptor - metric descriptor for this Recorder

Returns:

new Recorder for instrumented entity and given descriptor