org.eclipse.rdf4j.query.algebra.evaluation.limited.iterator

Class LimitedSizeZeroLengthPathIteration

java.lang.Object

org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration<E,X>

org.eclipse.rdf4j.common.iteration.LookAheadIteration<BindingSet,QueryEvaluationException>

org.eclipse.rdf4j.query.algebra.evaluation.iterator.ZeroLengthPathIteration

org.eclipse.rdf4j.query.algebra.evaluation.limited.iterator.LimitedSizeZeroLengthPathIteration

All Implemented Interfaces:

AutoCloseable, CloseableIteration<BindingSet,QueryEvaluationException>, Iteration<BindingSet,QueryEvaluationException>

public class LimitedSizeZeroLengthPathIteration
extends ZeroLengthPathIteration

Author:

Jerven Bolleman, SIB Swiss Institute of Bioinformatics

Constructor Summary

Constructors

Constructor and Description
LimitedSizeZeroLengthPathIteration(EvaluationStrategy evaluationStrategyImpl, Var subjectVar, Var objVar, org.eclipse.rdf4j.model.Value subj, org.eclipse.rdf4j.model.Value obj, Var contextVar, BindingSet bindings, AtomicLong used, long maxSize)

Method Summary

Modifier and Type	Method and Description
protected boolean	add(Set<org.eclipse.rdf4j.model.Value> reportedValues2, org.eclipse.rdf4j.model.Value v) add param v to the set reportedValues2

Methods inherited from class org.eclipse.rdf4j.query.algebra.evaluation.iterator.ZeroLengthPathIteration

createAnonVar, getNextElement

Methods inherited from class org.eclipse.rdf4j.common.iteration.LookAheadIteration

handleClose, hasNext, next, remove

Methods inherited from class org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration

close, isClosed

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.rdf4j.common.iteration.Iteration

stream

Constructor Detail

LimitedSizeZeroLengthPathIteration

public LimitedSizeZeroLengthPathIteration(EvaluationStrategy evaluationStrategyImpl,
                                          Var subjectVar,
                                          Var objVar,
                                          org.eclipse.rdf4j.model.Value subj,
                                          org.eclipse.rdf4j.model.Value obj,
                                          Var contextVar,
                                          BindingSet bindings,
                                          AtomicLong used,
                                          long maxSize)

Parameters:

evaluationStrategyImpl -

subjectVar -

objVar -

subj -

obj -

contextVar -

bindings -

Method Detail

add

protected boolean add(Set<org.eclipse.rdf4j.model.Value> reportedValues2,
                      org.eclipse.rdf4j.model.Value v)
               throws QueryEvaluationException

Description copied from class: ZeroLengthPathIteration

add param v to the set reportedValues2

Overrides:

add in class ZeroLengthPathIteration

Returns:

true if v added to set and not yet present

Throws:

QueryEvaluationException