Class GroupIterator
- java.lang.Object
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- org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration<E>
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- org.eclipse.rdf4j.common.iteration.AbstractCloseableIteratorIteration<BindingSet>
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- org.eclipse.rdf4j.query.algebra.evaluation.iterator.GroupIterator
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- All Implemented Interfaces:
AutoCloseable,Iterator<BindingSet>,CloseableIteration<BindingSet>
public class GroupIterator extends AbstractCloseableIteratorIteration<BindingSet>
- Author:
- David Huynh, Arjohn Kampman, Jeen Broekstra, James Leigh, Jerven Bolleman, Tomas Kovachev
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Constructor Summary
Constructors Constructor Description GroupIterator(EvaluationStrategy strategy, Group group, BindingSet parentBindings, long iterationCacheSyncThreshold, QueryEvaluationContext context)Deprecated.GroupIterator(EvaluationStrategy strategy, Group group, BindingSet parentBindings, long iterationCacheSyncThreshold, QueryEvaluationContext context, ValueFactory vf, CollectionFactory cf)GroupIterator(EvaluationStrategy strategy, Group group, BindingSet parentBindings, QueryEvaluationContext context)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Iterator<BindingSet>getIterator()voidhandleClose()Called byAbstractCloseableIteration.close()when it is called for the first time.-
Methods inherited from class org.eclipse.rdf4j.common.iteration.AbstractCloseableIteratorIteration
hasNext, next, remove
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Methods inherited from class org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration
close, isClosed
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.eclipse.rdf4j.common.iteration.CloseableIteration
stream
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Methods inherited from interface java.util.Iterator
forEachRemaining
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Constructor Detail
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GroupIterator
public GroupIterator(EvaluationStrategy strategy, Group group, BindingSet parentBindings, QueryEvaluationContext context) throws QueryEvaluationException
- Throws:
QueryEvaluationException
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GroupIterator
@Deprecated public GroupIterator(EvaluationStrategy strategy, Group group, BindingSet parentBindings, long iterationCacheSyncThreshold, QueryEvaluationContext context) throws QueryEvaluationException
Deprecated.- Throws:
QueryEvaluationException
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GroupIterator
public GroupIterator(EvaluationStrategy strategy, Group group, BindingSet parentBindings, long iterationCacheSyncThreshold, QueryEvaluationContext context, ValueFactory vf, CollectionFactory cf) throws QueryEvaluationException
- Throws:
QueryEvaluationException
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Method Detail
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handleClose
public void handleClose() throws QueryEvaluationExceptionDescription copied from class:AbstractCloseableIterationCalled byAbstractCloseableIteration.close()when it is called for the first time. This method is only called once on each iteration. By default, this method does nothing.- Specified by:
handleClosein classAbstractCloseableIteration<BindingSet>- Throws:
QueryEvaluationException
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getIterator
protected Iterator<BindingSet> getIterator() throws QueryEvaluationException
- Specified by:
getIteratorin classAbstractCloseableIteratorIteration<BindingSet>- Throws:
QueryEvaluationException
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