org.apache.slider.server.appmaster.management

Class LongMetricFunction

java.lang.Object

org.apache.slider.server.appmaster.management.LongMetricFunction

All Implemented Interfaces:

com.codahale.metrics.Gauge<Long>, com.codahale.metrics.Metric

public class LongMetricFunction
extends Object
implements com.codahale.metrics.Metric, com.codahale.metrics.Gauge<Long>

A metric which takes a function to generate a long value. The function is evaluated whenever the metric is read.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	LongMetricFunction.Eval

Constructor Summary

Constructors

Constructor and Description
LongMetricFunction(LongMetricFunction.Eval function)

Method Summary

Methods

Modifier and Type	Method and Description
Long	getValue()

Methods inherited from class java.lang.Object

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

Constructor Detail

LongMetricFunction

public LongMetricFunction(LongMetricFunction.Eval function)

Method Detail

getValue

public Long getValue()

Specified by:

getValue in interface com.codahale.metrics.Gauge<Long>