Class QueryEvaluationStep.DelayedEvaluationIteration

java.lang.Object

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

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

org.eclipse.rdf4j.query.algebra.evaluation.QueryEvaluationStep.DelayedEvaluationIteration

All Implemented Interfaces:

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

Enclosing interface:

QueryEvaluationStep

@Deprecated(since="4.1.0",
            forRemoval=true)
public static class QueryEvaluationStep.DelayedEvaluationIteration
extends DelayedIteration<BindingSet, QueryEvaluationException>

Deprecated, for removal: This API element is subject to removal in a future version.

Utility class that removes code duplication and makes a precompiled QueryEvaluationStep available as an iteration that may be created and used later.

Constructor Summary

Constructors

Constructor	Description
DelayedEvaluationIteration(QueryEvaluationStep arg, BindingSet bs)	Deprecated, for removal: This API element is subject to removal in a future version.

Method Summary

Modifier and Type	Method	Description
protected CloseableIteration<? extends BindingSet, ? extends QueryEvaluationException>	createIteration()	Deprecated, for removal: This API element is subject to removal in a future version. Creates the iteration that should be iterated over.

Methods inherited from class DelayedIteration

handleClose, hasNext, next, remove

Methods inherited from class AbstractCloseableIteration

close, isClosed

Methods inherited from class Object

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

Methods inherited from interface CloseableIteration

stream

Constructor Details

DelayedEvaluationIteration

public DelayedEvaluationIteration(QueryEvaluationStep arg,
 BindingSet bs)

Deprecated, for removal: This API element is subject to removal in a future version.

Method Details

createIteration

protected CloseableIteration<? extends BindingSet, ? extends QueryEvaluationException> createIteration()
                                                                                                throws QueryEvaluationException

Deprecated, for removal: This API element is subject to removal in a future version.

Description copied from class: DelayedIteration

Creates the iteration that should be iterated over. This method is called only once, when the iteration is first needed.

Specified by:

createIteration in class DelayedIteration<BindingSet, QueryEvaluationException>

Throws:

QueryEvaluationException