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

Class ProjectionIterator

java.lang.Object

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

org.eclipse.rdf4j.common.iteration.ConvertingIteration<org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.QueryEvaluationException>

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

All Implemented Interfaces:

AutoCloseable, org.eclipse.rdf4j.common.iteration.CloseableIteration<org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.QueryEvaluationException>, org.eclipse.rdf4j.common.iteration.Iteration<org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.QueryEvaluationException>

public class ProjectionIterator
extends org.eclipse.rdf4j.common.iteration.ConvertingIteration<org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.QueryEvaluationException>

Constructor Summary

Constructors

Constructor and Description
ProjectionIterator(org.eclipse.rdf4j.query.algebra.Projection projection, org.eclipse.rdf4j.common.iteration.CloseableIteration<org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.QueryEvaluationException> iter, org.eclipse.rdf4j.query.BindingSet parentBindings)

Method Summary

Modifier and Type	Method and Description
protected org.eclipse.rdf4j.query.BindingSet	convert(org.eclipse.rdf4j.query.BindingSet sourceBindings)
static org.eclipse.rdf4j.query.BindingSet	project(org.eclipse.rdf4j.query.algebra.ProjectionElemList projElemList, org.eclipse.rdf4j.query.BindingSet sourceBindings, org.eclipse.rdf4j.query.BindingSet parentBindings)
static org.eclipse.rdf4j.query.BindingSet	project(org.eclipse.rdf4j.query.algebra.ProjectionElemList projElemList, org.eclipse.rdf4j.query.BindingSet sourceBindings, org.eclipse.rdf4j.query.BindingSet parentBindings, boolean includeAllParentBindings)

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

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

Constructor Detail

ProjectionIterator

public ProjectionIterator(org.eclipse.rdf4j.query.algebra.Projection projection,
                          org.eclipse.rdf4j.common.iteration.CloseableIteration<org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.QueryEvaluationException> iter,
                          org.eclipse.rdf4j.query.BindingSet parentBindings)
                   throws org.eclipse.rdf4j.query.QueryEvaluationException

Throws:

org.eclipse.rdf4j.query.QueryEvaluationException

Method Detail

convert

protected org.eclipse.rdf4j.query.BindingSet convert(org.eclipse.rdf4j.query.BindingSet sourceBindings)
                                              throws org.eclipse.rdf4j.query.QueryEvaluationException

Specified by:

convert in class org.eclipse.rdf4j.common.iteration.ConvertingIteration<org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.BindingSet,org.eclipse.rdf4j.query.QueryEvaluationException>

Throws:

org.eclipse.rdf4j.query.QueryEvaluationException

project

public static org.eclipse.rdf4j.query.BindingSet project(org.eclipse.rdf4j.query.algebra.ProjectionElemList projElemList,
                                                         org.eclipse.rdf4j.query.BindingSet sourceBindings,
                                                         org.eclipse.rdf4j.query.BindingSet parentBindings)

project

public static org.eclipse.rdf4j.query.BindingSet project(org.eclipse.rdf4j.query.algebra.ProjectionElemList projElemList,
                                                         org.eclipse.rdf4j.query.BindingSet sourceBindings,
                                                         org.eclipse.rdf4j.query.BindingSet parentBindings,
                                                         boolean includeAllParentBindings)