org.apache.dubbo.metrics.aggregate

Class TimeWindowCounter

java.lang.Object

org.apache.dubbo.metrics.aggregate.TimeWindowCounter

public class TimeWindowCounter
extends Object

Wrapper around Counter like Long and Integer.

Maintains a ring buffer of Counter to provide count over a sliding windows of time.

Constructor Summary

Constructors

Constructor and Description
TimeWindowCounter(int bucketNum, int timeWindowSeconds)

Method Summary

Modifier and Type	Method and Description
long	bucketLivedSeconds()
void	decrement()
void	decrement(Long step)
double	get()
void	increment()
void	increment(Long step)

Methods inherited from class java.lang.Object

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

Constructor Detail

TimeWindowCounter

public TimeWindowCounter(int bucketNum,
                         int timeWindowSeconds)

Method Detail

get

public double get()

bucketLivedSeconds

public long bucketLivedSeconds()

increment

public void increment()

increment

public void increment(Long step)

decrement

public void decrement()

decrement

public void decrement(Long step)