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

Class FilterIterator

java.lang.Object

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

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

All Implemented Interfaces:

AutoCloseable, Iterator<BindingSet>, CloseableIteration<BindingSet>

public class FilterIterator
extends FilterIteration<BindingSet>

Constructor Summary

Constructors

Constructor	Description
FilterIterator(Filter filter, CloseableIteration<BindingSet> iter, QueryValueEvaluationStep condition, EvaluationStrategy strategy)

Method Summary

Modifier and Type	Method	Description
protected boolean	accept(BindingSet bindings)
protected void	handleClose()
static boolean	isPartOfSubQuery(QueryModelNode node)
static QueryEvaluationStep	supply(Filter filter, EvaluationStrategy strategy, QueryEvaluationContext context)

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

close, hasNext, next, remove

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

FilterIterator

public FilterIterator(Filter filter,
                      CloseableIteration<BindingSet> iter,
                      QueryValueEvaluationStep condition,
                      EvaluationStrategy strategy)
               throws QueryEvaluationException

Throws:

QueryEvaluationException

Method Detail

supply

public static QueryEvaluationStep supply(Filter filter,
                                         EvaluationStrategy strategy,
                                         QueryEvaluationContext context)

accept

protected boolean accept(BindingSet bindings)
                  throws QueryEvaluationException

Specified by:

accept in class FilterIteration<BindingSet>

Throws:

QueryEvaluationException

isPartOfSubQuery

public static boolean isPartOfSubQuery(QueryModelNode node)

handleClose

protected void handleClose()

Specified by:

handleClose in class FilterIteration<BindingSet>