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

Class MultiProjectionIterator

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.MultiProjectionIterator

All Implemented Interfaces:

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

public class MultiProjectionIterator
extends LookAheadIteration<BindingSet,QueryEvaluationException>

Author:

Arjohn Kampman, James Leigh

Constructor Summary

Constructors

Constructor and Description
MultiProjectionIterator(MultiProjection multiProjection, CloseableIteration<BindingSet,QueryEvaluationException> iter, BindingSet bindings)

Method Summary

Modifier and Type	Method and Description
protected BindingSet	getNextElement()
protected void	handleClose()

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

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

MultiProjectionIterator

public MultiProjectionIterator(MultiProjection multiProjection,
                               CloseableIteration<BindingSet,QueryEvaluationException> iter,
                               BindingSet bindings)

Method Detail

getNextElement

protected BindingSet getNextElement()
                             throws QueryEvaluationException

Specified by:

getNextElement in class LookAheadIteration<BindingSet,QueryEvaluationException>

Throws:

QueryEvaluationException

handleClose

protected void handleClose()
                    throws QueryEvaluationException

Overrides:

handleClose in class LookAheadIteration<BindingSet,QueryEvaluationException>

Throws:

QueryEvaluationException