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

Class AsyncIteratorBuffer

java.lang.Object

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

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

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

All Implemented Interfaces:

AutoCloseable, Iterator<BindingSet>, CloseableIteration<BindingSet>

@Experimental
public class AsyncIteratorBuffer
extends LookAheadIteration<BindingSet>

Author:

Håvard M. Ottestad

Constructor Summary

Constructors

Constructor	Description
AsyncIteratorBuffer(CloseableIteration<BindingSet> iteration)

Method Summary

Modifier and Type	Method	Description
static CloseableIteration<BindingSet>	getInstance(QueryEvaluationStep iterationPrepared, BindingSet bindings, QueryEvaluationContext context)
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.CloseableIteration

stream

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

AsyncIteratorBuffer

public AsyncIteratorBuffer(CloseableIteration<BindingSet> iteration)
                    throws QueryEvaluationException

Throws:

QueryEvaluationException

Method Detail

getInstance

public static CloseableIteration<BindingSet> getInstance(QueryEvaluationStep iterationPrepared,
                                                         BindingSet bindings,
                                                         QueryEvaluationContext context)

getNextElement

protected BindingSet getNextElement()
                             throws QueryEvaluationException

Specified by:

getNextElement in class LookAheadIteration<BindingSet>

Throws:

QueryEvaluationException

handleClose

protected void handleClose()
                    throws QueryEvaluationException

Specified by:

handleClose in class AbstractCloseableIteration<BindingSet>

Throws:

QueryEvaluationException