Package org.eclipse.rdf4j.query.algebra.evaluation.impl.evaluationsteps

Class IntersectionQueryEvaluationStep

java.lang.Object

org.eclipse.rdf4j.query.algebra.evaluation.impl.evaluationsteps.IntersectionQueryEvaluationStep

All Implemented Interfaces:

QueryEvaluationStep

public class IntersectionQueryEvaluationStep
extends Object
implements QueryEvaluationStep

A step that prepares the arguments of an Intersection operator before execution.

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.QueryEvaluationStep

QueryEvaluationStep.DelayedEvaluationIteration

Field Summary

Fields inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.QueryEvaluationStep

EMPTY, EMPTY_ITERATION

Constructor Summary

Constructors

Constructor	Description
IntersectionQueryEvaluationStep(QueryEvaluationStep leftArg, QueryEvaluationStep rightArg, Supplier<Set<BindingSet>> setMaker)

Method Summary

Modifier and Type	Method	Description
CloseableIteration<BindingSet,QueryEvaluationException>	evaluate(BindingSet bs)

Methods inherited from class java.lang.Object

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

Constructor Detail

IntersectionQueryEvaluationStep

public IntersectionQueryEvaluationStep(QueryEvaluationStep leftArg,
                                       QueryEvaluationStep rightArg,
                                       Supplier<Set<BindingSet>> setMaker)

Method Detail

evaluate

public CloseableIteration<BindingSet,QueryEvaluationException> evaluate(BindingSet bs)

Specified by:

evaluate in interface QueryEvaluationStep