org.apache.hadoop.metrics2.lib

类 MetricMutableCounterLong

java.lang.Object

org.apache.hadoop.metrics2.lib.MetricMutable

org.apache.hadoop.metrics2.lib.MetricMutableCounter<Long>

org.apache.hadoop.metrics2.lib.MetricMutableCounterLong

public class MetricMutableCounterLong
extends MetricMutableCounter<Long>

A mutable long counter

字段概要

从类继承的字段 org.apache.hadoop.metrics2.lib.MetricMutable

description, name

构造器概要

构造器

构造器和说明
MetricMutableCounterLong(String name, String description, long initValue) Construct a mutable long counter

方法概要

方法

限定符和类型	方法和说明
void	incr() Increment the metric value by 1.
void	incr(long delta) Increment the value by a delta
void	snapshot(MetricsRecordBuilder builder, boolean all) Get a snapshot/snapshot of the metric

从类继承的方法 org.apache.hadoop.metrics2.lib.MetricMutable

changed, clearChanged, setChanged, snapshot

从类继承的方法 java.lang.Object

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

构造器详细资料

MetricMutableCounterLong

public MetricMutableCounterLong(String name,
                        String description,
                        long initValue)

Construct a mutable long counter

参数:

name - of the counter

description - of the counter

initValue - the initial value of the counter

方法详细资料

incr

public void incr()

从类复制的说明: MetricMutableCounter

Increment the metric value by 1.

指定者:

incr 在类中 MetricMutableCounter<Long>

incr

public void incr(long delta)

Increment the value by a delta

参数:

delta - of the increment

snapshot

public void snapshot(MetricsRecordBuilder builder,
            boolean all)

从类复制的说明: MetricMutable

Get a snapshot/snapshot of the metric

指定者:

snapshot 在类中 MetricMutable

参数:

builder - the metrics record builder

all - if true, snapshot unchanged metrics as well