org.apache.solr.util.stats
Interface Sample

All Known Implementing Classes:

ExponentiallyDecayingSample, UniformSample

public interface Sample

A statistically representative sample of a data stream.

Method Summary

void	clear() Clears all recorded values.
Snapshot	getSnapshot() Returns a snapshot of the sample's values.
int	size() Returns the number of values recorded.
void	update(long value) Adds a new recorded value to the sample.

Method Detail

clear

void clear()

Clears all recorded values.

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 sample.

Parameters:

value - a new recorded value

getSnapshot

Snapshot getSnapshot()

Returns a snapshot of the sample's values.

Returns:

a snapshot of the sample's values