Package trade.invision.indicators.indicators.bb

Class BollingerBands

java.lang.Object

trade.invision.indicators.indicators.Indicator<BollingerBandsResult>

trade.invision.indicators.indicators.bb.BollingerBands

public class BollingerBands
extends Indicator<BollingerBandsResult>

BollingerBands is a Num Indicator to provide the Bollinger Bands (BB) over a length of values.

See Also:

• Investopedia

Nested Class Summary

Nested classes/interfaces inherited from class trade.invision.indicators.indicators.Indicator

Indicator.CacheSeries

Field Summary

Fields inherited from class trade.invision.indicators.indicators.Indicator

cachedAddCallCount, cachedIndex, cachedValue, cacheSeries, minimumStableIndex, series

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BollingerBands(Indicator<Num> indicator, Set<BollingerBandsResultType> resultTypes, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)

Method Summary

Modifier and Type	Method	Description
static BollingerBands	bb(Indicator<Num> indicator, Set<BollingerBandsResultType> resultTypes, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)
static Indicator<Num>	bbBandwidth(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)
static Indicator<Num>	bbLowerBand(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)
static Indicator<Num>	bbMiddleBand(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)
static Indicator<Num>	bbPercentB(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)
static Indicator<Num>	bbUpperBand(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)
static BollingerBands	bollingerBands(Indicator<Num> indicator, Set<BollingerBandsResultType> resultTypes, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)	Gets a BollingerBands.
static Indicator<Num>	bollingerBandsBandwidth(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)	Gets BollingerBandsResult.getBandwidth() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).
static Indicator<Num>	bollingerBandsLowerBand(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)	Gets BollingerBandsResult.getLowerBand() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).
static Indicator<Num>	bollingerBandsMiddleBand(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)	Gets BollingerBandsResult.getMiddleBand() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).
static Indicator<Num>	bollingerBandsPercentB(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)	Gets BollingerBandsResult.getPercentB() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).
static Indicator<Num>	bollingerBandsUpperBand(Indicator<Num> indicator, int length, Num multiplier, MovingAverageSupplier movingAverageSupplier, boolean unbiased)	Gets BollingerBandsResult.getUpperBand() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).
protected BollingerBandsResult	calculate(long index)	Performs the calculation of this Indicator at the given index.

Methods inherited from class trade.invision.indicators.indicators.Indicator

caching, getMinimumStableIndex, getSeries, getValue, isCaching, numOf, numOf, numOf, numOf, numOfEight, numOfFive, numOfFour, numOfHalf, numOfHundred, numOfHundredth, numOfNegativeOne, numOfNine, numOfOne, numOfSeven, numOfSix, numOfTen, numOfTenth, numOfThousand, numOfThousandth, numOfThree, numOfTwo, numOfZero, purgeCache

Methods inherited from class java.lang.Object

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

Constructor Details

BollingerBands

protected BollingerBands(Indicator<Num> indicator,
 Set<BollingerBandsResultType> resultTypes,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

Method Details

bbMiddleBand

public static Indicator<Num> bbMiddleBand(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

See Also:

• bollingerBandsMiddleBand(Indicator, int, Num, MovingAverageSupplier, boolean)

bollingerBandsMiddleBand

public static Indicator<Num> bollingerBandsMiddleBand(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

Gets BollingerBandsResult.getMiddleBand() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).

bbUpperBand

public static Indicator<Num> bbUpperBand(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

See Also:

• bollingerBandsUpperBand(Indicator, int, Num, MovingAverageSupplier, boolean)

bollingerBandsUpperBand

public static Indicator<Num> bollingerBandsUpperBand(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

Gets BollingerBandsResult.getUpperBand() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).

bbLowerBand

public static Indicator<Num> bbLowerBand(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

See Also:

• bollingerBandsLowerBand(Indicator, int, Num, MovingAverageSupplier, boolean)

bollingerBandsLowerBand

public static Indicator<Num> bollingerBandsLowerBand(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

Gets BollingerBandsResult.getLowerBand() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).

bbBandwidth

public static Indicator<Num> bbBandwidth(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

See Also:

• bollingerBandsBandwidth(Indicator, int, Num, MovingAverageSupplier, boolean)

bollingerBandsBandwidth

public static Indicator<Num> bollingerBandsBandwidth(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

Gets BollingerBandsResult.getBandwidth() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).

bbPercentB

public static Indicator<Num> bbPercentB(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

See Also:

• bollingerBandsPercentB(Indicator, int, Num, MovingAverageSupplier, boolean)

bollingerBandsPercentB

public static Indicator<Num> bollingerBandsPercentB(Indicator<Num> indicator,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

Gets BollingerBandsResult.getPercentB() from bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean).

bb

public static BollingerBands bb(Indicator<Num> indicator,
 Set<BollingerBandsResultType> resultTypes,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

See Also:

• bollingerBands(Indicator, Set, int, Num, MovingAverageSupplier, boolean)

bollingerBands

public static BollingerBands bollingerBands(Indicator<Num> indicator,
 Set<BollingerBandsResultType> resultTypes,
 int length,
 Num multiplier,
 MovingAverageSupplier movingAverageSupplier,
 boolean unbiased)

Gets a BollingerBands.

Parameters:

indicator - the Indicator

resultTypes - the BollingerBandsResultType Set

length - the number of values to look back at

multiplier - the multiplier (typically 2)

movingAverageSupplier - the MovingAverageSupplier

unbiased - true to use n - 1 (unbiased) for the divisor in the standard deviation calculation, false to use n (biased)

calculate

protected BollingerBandsResult calculate(long index)

Description copied from class: Indicator

Performs the calculation of this Indicator at the given index.

Specified by:

calculate in class Indicator<BollingerBandsResult>

Parameters:

index - the index

Returns:

the result (never null)