Package org.deidentifier.arx.aggregates

Klasse AggregateFunction<T>

java.lang.Object

org.deidentifier.arx.aggregates.AggregateFunction<T>

Typparameter:

T -

Alle implementierten Schnittstellen:

Serializable

Bekannte direkte Unterklassen:

AggregateFunction.AggregateFunctionWithParameter, AggregateFunction.GenericArithmeticMean, AggregateFunction.GenericArithmeticMeanOfBounds, AggregateFunction.GenericBounds, AggregateFunction.GenericGeometricMean, AggregateFunction.GenericGeometricMeanOfBounds, AggregateFunction.GenericInterval, AggregateFunction.GenericSet

public abstract class AggregateFunction<T>
extends Object
implements Serializable

This abstract class represents an aggregate function.

Siehe auch:

• Serialisierte Form

Verschachtelte Klassen - Übersicht

Verschachtelte Klassen

Modifizierer und Typ	Klasse	Beschreibung
static class	AggregateFunction.AggregateFunctionBuilder<T>	A builder for aggregate functions.
static class	AggregateFunction.AggregateFunctionWithParameter<T>	An aggregate function that has a parameter.
static class	AggregateFunction.GenericArithmeticMean<T>	An aggregate function that returns the arithmetic mean, if it may be computed, "NULL" otherwise.
static class	AggregateFunction.GenericArithmeticMeanOfBounds<T>	An aggregate function that returns the arithmetic mean of min Ungültige Eingabe: "&" max, if it may be computed, "NULL" otherwise.
static class	AggregateFunction.GenericBounds<T>	An aggregate function that returns an interval consisting of the first and the last element following the predefined order .
static class	AggregateFunction.GenericCommonPrefix<T>	An aggregate function that returns a common prefix.
static class	AggregateFunction.GenericConstant<T>	An aggregate function that returns a constant value.
static class	AggregateFunction.GenericGeometricMean<T>	An aggregate function that returns the geometric mean, if it may be computed, "NULL" otherwise.
static class	AggregateFunction.GenericGeometricMeanOfBounds<T>	An aggregate function that returns the geometric mean of min Ungültige Eingabe: "&" max, if it may be computed, "NULL" otherwise.
static class	AggregateFunction.GenericInterval<T>	An aggregate function that returns an interval [min, max] .
static class	AggregateFunction.GenericSet<T>	An aggregate function that returns a set of all data values.
static class	AggregateFunction.GenericSetOfPrefixes<T>	An aggregate function that returns a set of the prefixes of the data values.

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
abstract String	aggregate(String[] values)	This function returns an aggregate value.
static <T> AggregateFunction.AggregateFunctionBuilder<T>	forType(DataType<T> type)	Returns a builder for the given data type.
boolean	hasParameter()	Returns whether the function accepts a parameter.
abstract String	toLabel()	Returns a label.
abstract String	toString()

Von Klasse geerbte Methoden java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methodendetails

forType

public static <T>
AggregateFunction.AggregateFunctionBuilder<T> forType(DataType<T> type)

Returns a builder for the given data type.

Typparameter:

T -

Parameter:

type -

Gibt zurück:

aggregate

public abstract String aggregate(String[] values)

This function returns an aggregate value.

Parameter:

values -

Gibt zurück:

hasParameter

public boolean hasParameter()

Returns whether the function accepts a parameter.

Gibt zurück:

toLabel

public abstract String toLabel()

Returns a label.

Gibt zurück:

toString

public abstract String toString()

Setzt außer Kraft:

toString in Klasse Object