org.apache.samza.metrics

Interface Reservoir

All Known Implementing Classes:

SlidingTimeWindowReservoir

public interface Reservoir

A reservoir interface to store, update and display values

Method Summary

Modifier and Type	Method and Description
Snapshot	getSnapshot() Return a Snapshot of this reservoir
int	size() Return the number of values in this reservoir
void	update(long value) Update the reservoir with the new value

Method Detail

size

int size()

Return the number of values in this reservoir

Returns:

the number of values;

update

void update(long value)

Update the reservoir with the new value

Parameters:

value - a value to update

getSnapshot

Snapshot getSnapshot()

Return a Snapshot of this reservoir

Returns:

a statistical snapshot of this reservoir