com.facebook.buck.counters

Class SamplingCounter

java.lang.Object

com.facebook.buck.counters.Counter

com.facebook.buck.counters.SamplingCounter

public class SamplingCounter
extends Counter

Constructor Summary

Constructors

Constructor and Description
SamplingCounter(String category, String name, com.google.common.collect.ImmutableMap<String,String> tags)

Method Summary

Modifier and Type	Method and Description
void	addSample(long value)
Optional<CounterSnapshot>	flush() If the counter has no data, returns an absent value.
long	getAverage()
long	getCount()
long	getMax()
long	getMin()

Methods inherited from class com.facebook.buck.counters.Counter

equals, getCategory, getName, getTags, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SamplingCounter

public SamplingCounter(String category,
                       String name,
                       com.google.common.collect.ImmutableMap<String,String> tags)

Method Detail

getMin

public long getMin()

getMax

public long getMax()

getAverage

public long getAverage()

addSample

public void addSample(long value)

flush

public Optional<CounterSnapshot> flush()

Description copied from class: Counter

If the counter has no data, returns an absent value.

Otherwise, creates a snapshot of the current internal state of the counter builder, resets the counter, then returns the snapshot.

Specified by:

flush in class Counter

getCount

public long getCount()