org.eclipse.rdf4j.query.algebra.evaluation.function

Interface TupleFunction

All Known Subinterfaces:

InverseMagicProperty, TransientTupleFunction

All Known Implementing Classes:

ConcatTupleFunction, ConstructTupleFunction, DistanceTupleFunction, For, ForEach, Index, Length, Member, QueryTupleFunction, SelectTupleFunction, SpinTupleFunction, Split, StrSplit

public interface TupleFunction

A function that can return a tuple of Values. This can be used to implement "property functions" or "magic properties".

Method Summary

Modifier and Type	Method and Description
CloseableIteration<? extends List<? extends Value>,QueryEvaluationException>	evaluate(ValueFactory valueFactory, Value... args)
String	getURI()

Method Detail

getURI

String getURI()

evaluate

CloseableIteration<? extends List<? extends Value>,QueryEvaluationException> evaluate(ValueFactory valueFactory,
                                                                                      Value... args)
                                                                               throws QueryEvaluationException

Throws:

QueryEvaluationException