org.apache.hadoop.hbase.util

类 SimpleMovingAverage

java.lang.Object

org.apache.hadoop.hbase.util.MovingAverage

org.apache.hadoop.hbase.util.SimpleMovingAverage

@InterfaceAudience.Private
public class SimpleMovingAverage
extends MovingAverage

SMA measure the overall average execution time of a specific method.

字段概要

字段

限定符和类型	字段和说明
protected long	count

从类继承的字段 org.apache.hadoop.hbase.util.MovingAverage

label

构造器概要

构造器

构造器和说明
SimpleMovingAverage(String label)

方法概要

限定符和类型	方法和说明
double	getAverageTime() Get average execution time of the measured method.
void	updateMostRecentTime(long elapsed) Update the most recent data.

从类继承的方法 org.apache.hadoop.hbase.util.MovingAverage

measure, start, stop

从类继承的方法 java.lang.Object

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

字段详细资料

count

protected long count

构造器详细资料

SimpleMovingAverage

public SimpleMovingAverage(String label)

方法详细资料

updateMostRecentTime

public void updateMostRecentTime(long elapsed)

从类复制的说明: MovingAverage

Update the most recent data.

指定者:

updateMostRecentTime 在类中 MovingAverage

参数:

elapsed - elapsed time of the most recent measurement

getAverageTime

public double getAverageTime()

从类复制的说明: MovingAverage

Get average execution time of the measured method.

指定者:

getAverageTime 在类中 MovingAverage

返回:

average time in ns