com.netflix.concurrency.limits

Interface MetricRegistry

All Known Implementing Classes:

EmptyMetricRegistry

public interface MetricRegistry

Simple abstraction for tracking metrics in the limiters.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	MetricRegistry.SampleListener Listener to receive samples for a distribution

Method Summary

Modifier and Type	Method and Description
MetricRegistry.SampleListener	registerDistribution(java.lang.String id, java.lang.String... tagNameValuePairs) Register a sample distribution.
void	registerGuage(java.lang.String id, java.util.function.Supplier<java.lang.Number> supplier, java.lang.String... tagNameValuePairs) Register a guage using the provided supplier.

Method Detail

registerDistribution

MetricRegistry.SampleListener registerDistribution(java.lang.String id,
                                                   java.lang.String... tagNameValuePairs)

Register a sample distribution. Samples are added to the distribution via the returned MetricRegistry.SampleListener. Will reuse an existing MetricRegistry.SampleListener if the distribution already exists.

Parameters:

id -

tagNameValuePairs - Pairs of tag name and tag value. Number of parameters must be a multiple of 2.

Returns:

SampleListener for the caller to add samples

registerGuage

void registerGuage(java.lang.String id,
                   java.util.function.Supplier<java.lang.Number> supplier,
                   java.lang.String... tagNameValuePairs)

Register a guage using the provided supplier. The supplier will be polled whenever the guage value is flushed by the registry.

Parameters:

id -

tagNameValuePairs - Pairs of tag name and tag value. Number of parameters must be a multiple of 2.

supplier -