org.openrdf.query.algebra.evaluation.limited.iterator

Class LimitedSizeOrderIteration

java.lang.Object

info.aduna.iteration.CloseableIterationBase<E,X>

info.aduna.iteration.DelayedIteration<BindingSet,QueryEvaluationException>

org.openrdf.query.algebra.evaluation.iterator.OrderIterator

org.openrdf.query.algebra.evaluation.limited.iterator.LimitedSizeOrderIteration

All Implemented Interfaces:

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

public class LimitedSizeOrderIteration
extends OrderIterator

Author:

Jerven Bolleman, SIB Swiss Institute of Bioinformatics

Constructor Summary

Constructors

Constructor and Description
LimitedSizeOrderIteration(CloseableIteration<BindingSet,QueryEvaluationException> iter, Comparator<BindingSet> comparator, AtomicLong used, long maxSize)
LimitedSizeOrderIteration(CloseableIteration<BindingSet,QueryEvaluationException> iter, Comparator<BindingSet> comparator, long limit, boolean distinct, AtomicLong used, long maxSize)

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	add(BindingSet next, Collection<BindingSet> list)
protected Collection<BindingSet>	put(Map<BindingSet,Collection<BindingSet>> map, BindingSet next, Collection<BindingSet> list)
protected Collection<BindingSet>	remove(NavigableMap<BindingSet,Collection<BindingSet>> map, BindingSet lastKey)
protected void	removeLast(Collection<BindingSet> lastResults)

Methods inherited from class org.openrdf.query.algebra.evaluation.iterator.OrderIterator

createIteration, handleClose, makeList, makeOrderedMap, makeOrderedSet, remove

Methods inherited from class info.aduna.iteration.DelayedIteration

hasNext, next

Methods inherited from class info.aduna.iteration.CloseableIterationBase

close, isClosed

Methods inherited from class java.lang.Object

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

Constructor Detail

LimitedSizeOrderIteration

public LimitedSizeOrderIteration(CloseableIteration<BindingSet,QueryEvaluationException> iter,
                         Comparator<BindingSet> comparator,
                         AtomicLong used,
                         long maxSize)

Parameters:

iter -

comparator -

LimitedSizeOrderIteration

public LimitedSizeOrderIteration(CloseableIteration<BindingSet,QueryEvaluationException> iter,
                         Comparator<BindingSet> comparator,
                         long limit,
                         boolean distinct,
                         AtomicLong used,
                         long maxSize)

Method Detail

removeLast

protected void removeLast(Collection<BindingSet> lastResults)

Overrides:

removeLast in class OrderIterator

remove

protected Collection<BindingSet> remove(NavigableMap<BindingSet,Collection<BindingSet>> map,
                            BindingSet lastKey)

Overrides:

remove in class OrderIterator

add

protected boolean add(BindingSet next,
          Collection<BindingSet> list)
               throws QueryEvaluationException

Overrides:

add in class OrderIterator

Throws:

QueryEvaluationException

put

protected Collection<BindingSet> put(Map<BindingSet,Collection<BindingSet>> map,
                         BindingSet next,
                         Collection<BindingSet> list)
                              throws QueryEvaluationException

Overrides:

put in class OrderIterator

Throws:

QueryEvaluationException