Uses of Interface
com.wualabs.qtsurfer.engine.core.instrument.Instrument

Packages that use Instrument

Package	Description
com.wualabs.qtsurfer.engine.core
com.wualabs.qtsurfer.engine.core.instrument
com.wualabs.qtsurfer.engine.core.state	State management and sliding-window data structures.
com.wualabs.qtsurfer.engine.indicators.core	Core interfaces and abstract base classes for the RTIndicator framework.
com.wualabs.qtsurfer.engine.indicators.helpers.group	Multi-indicator containers and builders for managing groups of indicators per instrument.
com.wualabs.qtsurfer.engine.strategy
com.wualabs.qtsurfer.engine.strategy.backtest.simulation
com.wualabs.qtsurfer.engine.strategy.event.signal
com.wualabs.qtsurfer.engine.strategy.event.yield
com.wualabs.qtsurfer.engine.strategy.execution

Uses of Instrument in com.wualabs.qtsurfer.engine.core

Methods in com.wualabs.qtsurfer.engine.core that return Instrument

Modifier and Type	Method	Description
Instrument	Kline.getInstrument()
Instrument	FundingRate.instrument()	Returns the value of the instrument record component.
Instrument	KlineSnapshot.instrument()	Returns the value of the instrument record component.
Instrument	MarketSnapshot.instrument()
Instrument	Ticker.instrument()	Returns the value of the instrument record component.
Instrument	TickerSnapshot.instrument()	Returns the value of the instrument record component.
Instrument	Trade.instrument()	Returns the value of the instrument record component.

Methods in com.wualabs.qtsurfer.engine.core with parameters of type Instrument

Modifier and Type	Method	Description
Kline.KlineBuilder	Kline.KlineBuilder.instrument(Instrument instrument)

Constructors in com.wualabs.qtsurfer.engine.core with parameters of type Instrument

Modifier	Constructor	Description
	FundingRate(Instrument instrument, BigDecimal rate1h, BigDecimal rate8h, long effectiveMinutes, long timestamp)	Creates an instance of a FundingRate record class.
	KlineSnapshot(Instrument instrument, KlineInterval interval, long openTime, double open, double high, double low, double close, double volume, double quoteVolume, long closeTime, long numberOfTrades, boolean closed)	Creates an instance of a KlineSnapshot record class.
	Ticker(Instrument instrument, BigDecimal bid, BigDecimal bidSize, BigDecimal ask, BigDecimal askSize, BigDecimal open, BigDecimal high, BigDecimal low, BigDecimal last, BigDecimal vwap, BigDecimal volume, BigDecimal quoteVolume, BigDecimal percentageChange, long timestamp)	Creates an instance of a Ticker record class.
	TickerSnapshot(Instrument instrument, double bid, double bidSize, double ask, double askSize, double open, double high, double low, double close, double vwap, double volume, double quoteVolume, double percentageChange, long timestamp)	Creates an instance of a TickerSnapshot record class.
	Trade(String id, Instrument instrument, OrderSide side, BigDecimal amount, BigDecimal price, Asset feeCurrency, BigDecimal fee, long timestamp)	Creates an instance of a Trade record class.

Uses of Instrument in com.wualabs.qtsurfer.engine.core.instrument

Classes in com.wualabs.qtsurfer.engine.core.instrument that implement Instrument

Modifier and Type	Class	Description
final record	DatedFutureInstrument	A delivery contract that expires on a fixed date: BTC/USDT:USDT-240628.
final record	PerpetualInstrument	A perpetual contract — a derivative with no expiry: BTC/USDT:USDT when margined in the quote currency, BTC/USD:BTC when margined in the base.
final record	SpotInstrument	A spot pair, settled in nothing: BTC/USDT.

Methods in com.wualabs.qtsurfer.engine.core.instrument that return Instrument

Modifier and Type	Method	Description
static Instrument	Instrument.parse(String symbol)	Parses a CCXT symbol back into the variant it denotes.

Uses of Instrument in com.wualabs.qtsurfer.engine.core.state

Methods in com.wualabs.qtsurfer.engine.core.state with parameters of type Instrument

Modifier and Type	Method	Description
StateStore	StateStoreProvider.getStateStore(Instrument instrument)	Returns the state store for the given instrument.

Uses of Instrument in com.wualabs.qtsurfer.engine.indicators.core

Methods in com.wualabs.qtsurfer.engine.indicators.core that return Instrument

Modifier and Type	Method	Description
@NonNull Instrument	IndicatorNotice.instrument()	Returns the value of the instrument record component.

Methods in com.wualabs.qtsurfer.engine.indicators.core with parameters of type Instrument

Modifier and Type	Method	Description
static IndicatorNotice	IndicatorNotice.barDataOnTickerPath(@NonNull String indicatorName, @NonNull Instrument instrument)	Builds the IndicatorNotice.BAR_DATA_ON_TICKER_PATH notice.

Constructors in com.wualabs.qtsurfer.engine.indicators.core with parameters of type Instrument

Modifier	Constructor	Description
	IndicatorNotice(@NonNull Notice.Level level, @NonNull String code, @NonNull String indicatorName, @NonNull Instrument instrument, @NonNull String message)	Creates an instance of a IndicatorNotice record class.

Uses of Instrument in com.wualabs.qtsurfer.engine.indicators.helpers.group

Methods in com.wualabs.qtsurfer.engine.indicators.helpers.group that return Instrument

Modifier and Type	Method	Description
Instrument	InstrumentGroupRTIndicator.getInstrument()
Instrument	InstrumentMapRTIndicator.getInstrument()

Constructors in com.wualabs.qtsurfer.engine.indicators.helpers.group with parameters of type Instrument

Modifier	Constructor	Description
	InstrumentGroupRTIndicator(Instrument instrument)
	InstrumentMapFundingRateSourceRTIndicator(@NonNull Instrument instrument, @NonNull FundingRateValueSource valueSource)
	InstrumentMapFundingRateSourceRTIndicator(Instrument instrument)
	InstrumentMapKlineSourceRTIndicator(@NonNull Instrument instrument, @NonNull KlineValueSource valueSource)
	InstrumentMapKlineSourceRTIndicator(Instrument instrument)
	InstrumentMapRTIndicator(@NonNull Instrument instrument)
	InstrumentMapTickerSourceRTIndicator(@NonNull Instrument instrument, @NonNull TickerValueSource valueSource)
	InstrumentMapTickerSourceRTIndicator(Instrument instrument)

Uses of Instrument in com.wualabs.qtsurfer.engine.strategy

Fields in com.wualabs.qtsurfer.engine.strategy declared as Instrument

Modifier and Type	Field	Description
protected final Instrument	AbstractWindowListener.instrument

Methods in com.wualabs.qtsurfer.engine.strategy that return types with arguments of type Instrument

Modifier and Type	Method	Description
HashSet<Instrument>	AbstractStrategy.getInstruments()
Set<Instrument>	Strategy.getInstruments()

Methods in com.wualabs.qtsurfer.engine.strategy with parameters of type Instrument

Modifier and Type	Method	Description
boolean	AbstractFundingRateStrategy.acceptInstrument(Instrument instrument)
boolean	AbstractKlineStrategy.acceptInstrument(@NonNull Instrument instrument)
boolean	AbstractTickerStrategy.acceptInstrument(@NonNull Instrument instrument)
default boolean	KlineStrategy.acceptInstrument(@NonNull Instrument instrument)
boolean	SubscriptionStrategy.acceptInstrument(@NonNull Instrument instrument)
protected BuySignal	AbstractSubscriptionStrategy.createBuySignal(Instrument instrument, Number price)
InfoStrategySignal	AbstractSubscriptionStrategy.createInfoStrategySignal(Instrument instrument)
protected InstrumentGroupRTIndicator	AbstractFundingRateStrategy.createInstrumentGroupRTIndicator(Instrument instrument)
protected InstrumentGroupRTIndicator	AbstractKlineStrategy.createInstrumentGroupRTIndicator(Instrument instrument)
protected abstract InstrumentGroupRTIndicator	AbstractSubscriptionStrategy.createInstrumentGroupRTIndicator(Instrument instrument)
protected InstrumentGroupRTIndicator	AbstractTickerStrategy.createInstrumentGroupRTIndicator(Instrument instrument)
protected SellSignal	AbstractSubscriptionStrategy.createSellSignal(Instrument instrument, Number price)
protected void	AbstractSubscriptionStrategy.emitBuy(Instrument instrument, Number price)
protected void	AbstractSubscriptionStrategy.emitInfo(Instrument instrument)
protected void	AbstractSubscriptionStrategy.emitSell(Instrument instrument, Number price)
ExecutionMode	AbstractStrategy.getExecutionMode(Instrument instrument)
default ExecutionMode	Strategy.getExecutionMode(Instrument instrument)
protected InstrumentGroupRTIndicator	AbstractSubscriptionStrategy.getInstrumentIndicatorGroup(Instrument instrument)
protected Optional<RTIndicator>	AbstractSubscriptionStrategy.getRTIndicator(Instrument instrument, String key)
Optional<StateStore>	AbstractSubscriptionStrategy.getStateStore(@NonNull Instrument instrument)
default Optional<StateStore>	Strategy.getStateStore(@NonNull Instrument instrument)
void	AbstractStrategy.reset(@NonNull Instrument instrument)
void	AbstractSubscriptionStrategy.reset(@NonNull Instrument instrument)
void	Strategy.reset(@NonNull Instrument instrument)
protected InstrumentGroupRTIndicator	AbstractSubscriptionStrategy.setupInstrumentGroupRTIndicator(Instrument instrument)	Creates and configures the RT indicator group for an instrument, including backtest mode propagation and subclass-specific indicator setup.
protected InstrumentMapRTIndicator	AbstractSubscriptionStrategy.updateIndicators(Instrument instrument, T source)	Updates the RT indicator group for an instrument from the market data source, triggering recalculation of all indicators in the group.
protected void	AbstractSubscriptionStrategy.updateInstrument(@NonNull Instrument instrument, long timestamp)	Tracks an instrument update: registers the instrument, records the timestamp for backtesting, and increments the stats counter.

Uses of Instrument in com.wualabs.qtsurfer.engine.strategy.backtest.simulation

Methods in com.wualabs.qtsurfer.engine.strategy.backtest.simulation that return Instrument

Modifier and Type	Method	Description
Instrument	FeeContext.instrument()	Returns the value of the instrument record component.

Constructors in com.wualabs.qtsurfer.engine.strategy.backtest.simulation with parameters of type Instrument

Modifier	Constructor	Description
	FeeContext(OrderSide side, Liquidity liquidity, BigDecimal price, BigDecimal baseAmount, Instrument instrument)	Creates an instance of a FeeContext record class.

Uses of Instrument in com.wualabs.qtsurfer.engine.strategy.event.signal

Methods in com.wualabs.qtsurfer.engine.strategy.event.signal that return Instrument

Modifier and Type	Method	Description
Instrument	AbstractStrategySignal.getInstrument()
Instrument	StrategySignal.getInstrument()	Gets the instrument involved in this signal

Constructors in com.wualabs.qtsurfer.engine.strategy.event.signal with parameters of type Instrument

Modifier	Constructor	Description
	AbstractStrategySignal(@NonNull Strategy strategy, @NonNull StrategyEventType eventType, @NonNull Instrument instrument)
	BuySignal(Strategy strategy, Instrument instrument, Number price)
	EventTypeValueSignal(@NonNull Strategy strategy, @NonNull Instrument instrument, @NonNull StrategyEventType eventType, @NonNull String eventTypeValue)
	InfoStrategySignal(@NonNull Strategy strategy, @NonNull Instrument instrument)
	InfoStrategySignal(@NonNull Strategy strategy, @NonNull StrategyEventType eventType, @NonNull Instrument instrument)
	MarkerSignal(@NonNull Strategy strategy, @NonNull Instrument instrument)
protected	MarketHintSignal(@NonNull Strategy strategy, @NonNull MarketHintSignal.Kind hintKind, @NonNull Instrument instrument, @NonNull Number price)
	SellSignal(@NonNull Strategy strategy, @NonNull Instrument instrument, @NonNull Number price)

Uses of Instrument in com.wualabs.qtsurfer.engine.strategy.event.yield

Methods in com.wualabs.qtsurfer.engine.strategy.event.yield that return Instrument

Modifier and Type	Method	Description
Instrument	StrategyYield.getInstrument()	Gets the instrument involved in this yield

Uses of Instrument in com.wualabs.qtsurfer.engine.strategy.execution

Methods in com.wualabs.qtsurfer.engine.strategy.execution that return Instrument

Modifier and Type	Method	Description
Instrument	ExecutionResult.getInstrument()
Instrument	PositionSnapshot.getInstrument()

Methods in com.wualabs.qtsurfer.engine.strategy.execution with parameters of type Instrument

Modifier and Type	Method	Description
void	AbstractExecutionCallback.clear(Instrument instrument)
Optional<Amount>	AbstractExecutionCallback.getCompleteAmount(Instrument instrument)
Optional<ExecutionResult>	AbstractExecutionCallback.getFailedBuy(Instrument instrument)
Optional<ExecutionResult>	AbstractExecutionCallback.getFailedSell(Instrument instrument)
Optional<ExecutionResult>	AbstractExecutionCallback.getFilledBuy(Instrument instrument)
Optional<ExecutionResult>	AbstractExecutionCallback.getFilledSell(Instrument instrument)
List<ExecutionResult>	AbstractExecutionCallback.getPartialBuys(Instrument instrument)
List<ExecutionResult>	AbstractExecutionCallback.getPartialSells(Instrument instrument)
protected Optional<StateStore>	AbstractExecutionCallback.getStateStore(Instrument instrument)
void	AbstractExecutionCallback.onStopLossCancelled(Instrument instrument)
default void	ExecutionCallback.onStopLossCancelled(Instrument instrument)	Called when an active stop-loss order has been cancelled (e.g., before a manual sell).
void	AbstractExecutionCallback.onStopLossPlaced(Instrument instrument, String orderId, BigDecimal stopPrice)
default void	ExecutionCallback.onStopLossPlaced(Instrument instrument, String orderId, BigDecimal stopPrice)	Called when a stop-loss order has been successfully placed on the exchange.
void	AbstractExecutionCallback.onStopLossTriggered(Instrument instrument, ExecutionResult exitResult)
default void	ExecutionCallback.onStopLossTriggered(Instrument instrument, ExecutionResult exitResult)	Called when a stop-loss order has been triggered (filled) by the exchange.

Constructors in com.wualabs.qtsurfer.engine.strategy.execution with parameters of type Instrument

Modifier	Constructor	Description
	PositionSnapshot(@NonNull Instrument instrument, @NonNull BigDecimal totalBaseAmount, @NonNull BigDecimal totalCounterAmount, @NonNull BigDecimal totalFeeAmount, int entryCount, @NonNull List<ExecutionResult> enterResults)