org.apache.hadoop.hbase.metrics

Interface Timer

All Superinterfaces:

Metric

All Known Implementing Classes:

TimerImpl

@InterfaceAudience.LimitedPrivate(value="Coprocesssor")
 @InterfaceStability.Evolving
public interface Timer
extends Metric

A metric which encompasses a Histogram and Meter.

Method Summary

Modifier and Type	Method and Description
Histogram	getHistogram()
Meter	getMeter()
void	update(long duration, TimeUnit unit) Update the timer with the given duration in given time unit.
default void	updateMicros(long durationMicros) Update the timer with the given duration in microseconds
default void	updateMillis(long durationMillis) Update the timer with the given duration in milliseconds
default void	updateNanos(long durationNanos) Update the timer with the given duration in nanoseconds

Method Detail

update

void update(long duration,
            TimeUnit unit)

Update the timer with the given duration in given time unit.

Parameters:

duration - the duration of the event

unit - the time unit for the duration

updateMillis

default void updateMillis(long durationMillis)

Update the timer with the given duration in milliseconds

Parameters:

durationMillis - the duration of the event in ms

updateMicros

default void updateMicros(long durationMicros)

Update the timer with the given duration in microseconds

Parameters:

durationMicros - the duration of the event in microseconds

updateNanos

default void updateNanos(long durationNanos)

Update the timer with the given duration in nanoseconds

Parameters:

durationNanos - the duration of the event in ns

getHistogram

@InterfaceAudience.Private
Histogram getHistogram()

getMeter

@InterfaceAudience.Private
Meter getMeter()