com.netflix.servo.publish

Class MetricTransformObserver

java.lang.Object

com.netflix.servo.publish.MetricTransformObserver

All Implemented Interfaces:

MetricObserver

public class MetricTransformObserver
extends java.lang.Object
implements MetricObserver

An observer that will transform the list of metrics using a given function.

Constructor Summary

Constructors

Constructor and Description
MetricTransformObserver(com.google.common.base.Function<Metric,Metric> transformer, MetricObserver observer) Create a new MetricTransformObserver using the given transfomer function.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getName() Name associated with an observer.
void	update(java.util.List<Metric> metrics) Invoked with the most recent values for a set of metrics.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MetricTransformObserver

public MetricTransformObserver(com.google.common.base.Function<Metric,Metric> transformer,
                               MetricObserver observer)

Create a new MetricTransformObserver using the given transfomer function.

Parameters:

transformer - The function used to transform metrics.

observer - The MetricObserver that will receive the transfomed metrics.

Method Detail

update

public void update(java.util.List<Metric> metrics)

Description copied from interface: MetricObserver

Invoked with the most recent values for a set of metrics.

Specified by:

update in interface MetricObserver

getName

public java.lang.String getName()

Description copied from interface: MetricObserver

Name associated with an observer. Mostly used to make log messages more informative.

Specified by:

getName in interface MetricObserver