Package io.camunda.zeebe.logstreams.impl.flowcontrol

Class RateMeasurement

java.lang.Object

io.camunda.zeebe.logstreams.impl.flowcontrol.RateMeasurement

@ThreadSafe
public final class RateMeasurement
extends Object

Measures the rate of change for monotonically increasing values.

Constructor Summary

Constructors

Constructor	Description
RateMeasurement(LongSupplier clock, Duration observationWindow, Duration resolution)

Method Summary

Modifier and Type	Method	Description
boolean	observe(long value)	Updates the rate measurement with the given value.
long	rate()

Methods inherited from class java.lang.Object

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

Constructor Details

RateMeasurement

public RateMeasurement(LongSupplier clock,
 Duration observationWindow,
 Duration resolution)

Method Details

observe

public boolean observe(long value)

Updates the rate measurement with the given value.

The new observation will be ignored if it is not the first or measured after the previous at least by the resolution time.

Parameters:

value - to update the rate measurement with.

Returns:

true if the observation was added, false if the observation was skipped.

rate

public long rate()