Class StopRemainingExecutionsOnCloseIteration
- java.lang.Object
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- org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration<BindingSet>
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- org.eclipse.rdf4j.federated.evaluation.iterator.StopRemainingExecutionsOnCloseIteration
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- All Implemented Interfaces:
AutoCloseable,Iterator<BindingSet>,CloseableIteration<BindingSet>
public class StopRemainingExecutionsOnCloseIteration extends AbstractCloseableIteration<BindingSet>
A wrapping iteration that attempts to close all running scheduledFutures for the given query evaluation.This is required for instance if the resulting iteration is not fully consumed.
- Author:
- Andreas Schwarte
- See Also:
QueryInfo.close(),ParallelTask.cancel()
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Field Summary
Fields Modifier and Type Field Description protected CloseableIteration<? extends BindingSet>innerprotected QueryInfoqueryInfo
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Constructor Summary
Constructors Constructor Description StopRemainingExecutionsOnCloseIteration(CloseableIteration<? extends BindingSet> inner, QueryInfo queryInfo)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected voidhandleClose()Called byAbstractCloseableIteration.close()when it is called for the first time.booleanhasNext()BindingSetnext()voidremove()-
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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Field Detail
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inner
protected final CloseableIteration<? extends BindingSet> inner
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queryInfo
protected final QueryInfo queryInfo
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Constructor Detail
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StopRemainingExecutionsOnCloseIteration
public StopRemainingExecutionsOnCloseIteration(CloseableIteration<? extends BindingSet> inner, QueryInfo queryInfo)
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Method Detail
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hasNext
public boolean hasNext() throws QueryEvaluationException- Throws:
QueryEvaluationException
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next
public BindingSet next() throws QueryEvaluationException
- Throws:
QueryEvaluationException
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remove
public void remove() throws QueryEvaluationException- Throws:
QueryEvaluationException
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handleClose
protected 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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