Functional Interfaces

Atoti Common Library provides a list of functional interfaces used to define lambdas. When lambdas are defined with specialized interfaces, this allows you to find its usage and provides online documentation hints.

Here are the defined interfaces:

Generic interface	Specialized interface	Usage
BiFunction<ICanStartBuildingSchema, IDatastoreSchemaDescription, BuildableActivePivotSchemaDescriptionBuilder>	CubeBuilderFunction	All the beans with @Qualifier("Cube")
DoubleBinaryOperator	ShitScalingFunction	IInterpolationConfiguration::normalizationShiftOperator
BinaryOperator	PrePostFunction	IInterpolationConfiguration::getPreMarketDataInterpolationFunction
BinaryOperator	PrePostFunction	IInterpolationConfiguration::getPostMarketDataInterpolationFunction
BinaryOperator	PrePostFunction	IInterpolationConfiguration::getPreShiftDataInterpolationFunction
BinaryOperator	PrePostFunction	IInterpolationConfiguration::getPostShiftDataInterpolationFunction
DoubleBinaryOperator	AbsoluteToRelativeFunction	IInterpolationConfiguration::absoluteToRelativeMarketDataOperator
DoubleBinaryOperator	RelativeToAbsoluteFunction	IInterpolationConfiguration::relativeToAbsoluteMarketDataOperator
DoubleBinaryOperator	ShiftScalingFunction	IInterpolationConfiguration::normalizationShiftOperator
BiFunction<Double, ICorporateAction, Double>	CorporateActionOperator	IInterpolationConfiguration::corporateActionOperator
UnaryOperator<ICanBuildCommonCubeDescription>	QueryCubeAggregateProviderConfig	Bean with @Qualifier("MRCombinedCubeConfiguration")
UnaryOperator<ICanBuildCubeDescription>	AggregateProviderConfig	All the beans with the corresponding return signature
ICustomParameters.ILocationFunction	LocationFunction	ICustomParameters::getLeafCoordinatesFunction
BiConsumer<String, Collection<Object[]»	DatastorePublisher	A function with the behavior of ITransactionalWriter::addAll
Supplier	Constructor	Every time a constructor without arguments needs to be provided
Supplier	NotNullCacheSupplier	Supplier of function PostProcessorUtils::getInCacheOrComputeNeverNull
Supplier	NullableCacheSupplier	Supplier of function PostProcessorUtils::getInCacheOrCompute
BiFunction<ILocation, IQueryCache, List	LeafFunction	Return type of ICustomLeaf::apply
Function<Double, Pair<T, String»	DataRetrieverFunction	Parameter of IInterpolation::interpolation used to get the underlying data
UnaryOperator	SimpleNameConverter	Simple naming convention change, used for DirectQuery
BiPredicate<IPillar, IPillar>	EqualsFunction	ModifiedPillarSetOfPillar equals function
BiFunction<LocalDate, Boolean, LocalDate>	DateSearchStepper	Used in PostProcessorUtils::dateSearch to go to the next date
Function<LocalDate, T>	DateSearchRetriever	Used in PostProcessorUtils::dateSearch to get the value for a given date
UnaryOperator	AdjustmentConverterOperator	Used to define a basic operation for the adjustment
BiFunction<Map<String, Object>, List, U>	AdjustmentInputConverter	Convert the user request into a pre-processed input request for the adjustment
BiFunction<AdjustmentRequestDTO, SupportedAdjustmentDTO, Map<String, Object»	AdjustmentInputParser	Transform a user request into adjustment values
TriFunction<Object[], IStoreFormat, List, T>	AdjustmentInputRetriever	Pre-processing of a line before adjustment
TriFunction<String, String, String, Map<String, Object»	AdjustmentSourceTagger	Fills the source and tag fields for an adjustment row, based on an execution ID and the initial source and tag.
BiFunction<T, U, List>	AdjustmentStep<T, U, V>	One adjustment step to modify a store line
BiFunction<Map<String, Object>, List, Double>	DoubleAdjustmentInputConverter	Convert the user request into a pre-processed input request for the adjustment, assuming the data type to be Double.
TriFunction<Object[], IStoreFormat, List, Double>	DoubleAdjustmentInputRetriever	Pre-processing of a line before adjustment, assuming the data type to be Double.
BiFunction<Double, Double, List>	DoubleAdjustmentStep	One adjustment step to modify a store line, assuming the data type to be Double.
Consumer	DatastoreConfiguratorConsumer	Execute code in the IDatastoreConfigurator instance
Function<ICanStartBuildingMeasures, IHasAtLeastOneMeasure>	MeasureAdder	Intended to modify the cube builder to add an extra measure through the fluent API builder, resulting in an IHasAtLeastOneMeasure object