org.apache.flink.metrics

Interface Meter

All Superinterfaces:

Metric

All Known Implementing Classes:

MeterView, TestMeter

public interface Meter
extends Metric

Metric for measuring throughput.

Method Summary

Methods

Modifier and Type	Method and Description
long	getCount() Get number of events marked on the meter.
double	getRate() Returns the current rate of events per second.
void	markEvent() Mark occurrence of an event.
void	markEvent(long n) Mark occurrence of multiple events.

Method Detail

markEvent

void markEvent()

Mark occurrence of an event.

markEvent

void markEvent(long n)

Mark occurrence of multiple events.

Parameters:

n - number of events occurred

getRate

double getRate()

Returns the current rate of events per second.

Returns:

current rate of events per second

getCount

long getCount()

Get number of events marked on the meter.

Returns:

number of events marked on the meter