com.codahale.metrics

Interface Reservoir

All Known Implementing Classes:

ExponentiallyDecayingReservoir, SlidingTimeWindowReservoir, SlidingWindowReservoir, UniformReservoir

public interface Reservoir

A statistically representative reservoir of a data stream.

Method Summary

Modifier and Type	Method and Description
Snapshot	getSnapshot() Returns a snapshot of the reservoir's values.
int	size() Returns the number of values recorded.
void	update(long value) Adds a new recorded value to the reservoir.

Method Detail

size

int size()

Returns the number of values recorded.

Returns:

the number of values recorded

update

void update(long value)

Adds a new recorded value to the reservoir.

Parameters:

value - a new recorded value

getSnapshot

Snapshot getSnapshot()

Returns a snapshot of the reservoir's values.

Returns:

a snapshot of the reservoir's values