org.apache.hadoop.metrics2

类 MetricGauge<T extends Number>

java.lang.Object

org.apache.hadoop.metrics2.Metric

org.apache.hadoop.metrics2.MetricGauge<T>

类型参数:

T - value type of the metric

public abstract class MetricGauge<T extends Number>
extends Metric

A generic immutable gauge metric

字段概要

从类继承的字段 org.apache.hadoop.metrics2.Metric

NO_DESCRIPTION

构造器概要

构造器

构造器和说明
MetricGauge(String name, String description) Construct a gauge metric

方法概要

方法

限定符和类型	方法和说明
abstract T	value() Get the value of the metric

从类继承的方法 org.apache.hadoop.metrics2.Metric

description, equals, hashCode, name, toString, visit

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

MetricGauge

public MetricGauge(String name,
           String description)

Construct a gauge metric

参数:

name - of the metric

description - of the metric

方法详细资料

value

public abstract T value()

从类复制的说明: Metric

Get the value of the metric

指定者:

value 在类中 Metric

返回:

the value of the metric