cloud.metaapi.sdk.meta_api.reservoir

Class AvlTreeReservoir<T>

java.lang.Object

cloud.metaapi.sdk.meta_api.reservoir.AvlTree<AvlTreeReservoir.Node>

cloud.metaapi.sdk.meta_api.reservoir.AvlTreeReservoir<T>

Direct Known Subclasses:

NumberAvlTreeReservoir

public class AvlTreeReservoir<T>
extends AvlTree<AvlTreeReservoir.Node>

Statistical reservoir of a fixed size capable calculating percentile This reservoir taken from https://www.npmjs.com/package/reservoir This reservoir has been modified by avl tree (https://www.npmjs.com/package/avl-sorted-list) Array which contains all data was removed and instead of it add tree

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	AvlTreeReservoir.Algorithm
class	AvlTreeReservoir.Node
static interface	AvlTreeReservoir.RandomGenerator

Field Summary

Fields

Modifier and Type	Field and Description
static String	debug
static int	switchToAlgorithmZConstant
protected AvlTree<T>	valueTree

Fields inherited from class cloud.metaapi.sdk.meta_api.reservoir.AvlTree

root

Constructor Summary

Constructors

Constructor and Description
AvlTreeReservoir(Comparator<T> comparer, int reservoirSize)
AvlTreeReservoir(Comparator<T> comparer, int reservoirSize, Long storagePeriodInMilliseconds)
AvlTreeReservoir(Comparator<T> comparer, int reservoirSize, Long storagePeriodInMilliseconds, AvlTreeReservoir.RandomGenerator randomNumberGen)

Method Summary

Modifier and Type	Method and Description
int	fromObject(AvlTreeReservoir.Node value)
int	fromObject(List<AvlTreeReservoir.Node> values)
int	pushSome(List<T> values)
int	pushSome(T value)
void	removeOldRecords()
List<T>	toValueList()

Methods inherited from class cloud.metaapi.sdk.meta_api.reservoir.AvlTree

at, count, insert, lowerBound, max, min, remove, removeAt, size, toList, upperBound

Methods inherited from class java.lang.Object

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

Field Detail

switchToAlgorithmZConstant

public static int switchToAlgorithmZConstant

debug

public static String debug

valueTree

protected AvlTree<T> valueTree

Constructor Detail

AvlTreeReservoir

public AvlTreeReservoir(Comparator<T> comparer,
                        int reservoirSize)

AvlTreeReservoir

public AvlTreeReservoir(Comparator<T> comparer,
                        int reservoirSize,
                        Long storagePeriodInMilliseconds)

AvlTreeReservoir

public AvlTreeReservoir(Comparator<T> comparer,
                        int reservoirSize,
                        Long storagePeriodInMilliseconds,
                        AvlTreeReservoir.RandomGenerator randomNumberGen)

Method Detail

removeOldRecords

public void removeOldRecords()

pushSome

public int pushSome(T value)

pushSome

public int pushSome(List<T> values)

fromObject

public int fromObject(AvlTreeReservoir.Node value)

fromObject

public int fromObject(List<AvlTreeReservoir.Node> values)

toValueList

public List<T> toValueList()