com.alibaba.csp.sentinel.slots.statistic.base

Class LeapArray<T>

java.lang.Object

com.alibaba.csp.sentinel.slots.statistic.base.LeapArray<T>

Type Parameters:

T - type of data wrapper

Direct Known Subclasses:

WindowLeapArray

public abstract class LeapArray<T>
extends Object

Author:

jialiang.linjl, Eric Zhao

Field Summary

Fields

Modifier and Type	Field and Description
protected AtomicReferenceArray<WindowWrap<T>>	array
protected int	intervalInMs
protected int	sampleCount
protected int	windowLength

Constructor Summary

Constructors

Constructor and Description
LeapArray(int windowLength, int intervalInSec)

Method Summary

Modifier and Type	Method and Description
WindowWrap<T>	currentWindow()
abstract WindowWrap<T>	currentWindow(long time) Get window at provided timestamp.
WindowWrap<T>	getPreviousWindow()
WindowWrap<T>	getPreviousWindow(long time)
T	getWindowValue(long time)
List<WindowWrap<T>>	list()
List<T>	values()

Methods inherited from class java.lang.Object

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

Field Detail

windowLength

protected int windowLength

sampleCount

protected int sampleCount

intervalInMs

protected int intervalInMs

array

protected AtomicReferenceArray<WindowWrap<T>> array

Constructor Detail

LeapArray

public LeapArray(int windowLength,
                 int intervalInSec)

Method Detail

currentWindow

public WindowWrap<T> currentWindow()

currentWindow

public abstract WindowWrap<T> currentWindow(long time)

Get window at provided timestamp.

Parameters:

time - a valid timestamp

Returns:

the window at provided timestamp

getPreviousWindow

public WindowWrap<T> getPreviousWindow(long time)

getPreviousWindow

public WindowWrap<T> getPreviousWindow()

getWindowValue

public T getWindowValue(long time)

list

public List<WindowWrap<T>> list()

values

public List<T> values()