Class FederatedDescribeIteration
- java.lang.Object
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- org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration<E,X>
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- org.eclipse.rdf4j.common.iteration.LookAheadIteration<BindingSet,QueryEvaluationException>
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- org.eclipse.rdf4j.query.algebra.evaluation.iterator.DescribeIteration
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- org.eclipse.rdf4j.federated.evaluation.iterator.FederatedDescribeIteration
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- All Implemented Interfaces:
AutoCloseable,CloseableIteration<BindingSet,QueryEvaluationException>,Iteration<BindingSet,QueryEvaluationException>
@Deprecated(since="4.1.0") public class FederatedDescribeIteration extends DescribeIteration
Deprecated.SpecializedDescribeIterationfor evaluation of DESCRIBE queries in the federation. ‚- Author:
- Andreas Schwarte
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Field Summary
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Fields inherited from class org.eclipse.rdf4j.query.algebra.evaluation.iterator.DescribeIteration
parentBindings, VARNAME_OBJECT, VARNAME_PREDICATE, VARNAME_SUBJECT
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Constructor Summary
Constructors Constructor Description FederatedDescribeIteration(Iteration<BindingSet,QueryEvaluationException> sourceIter, FederationEvalStrategy strategy, Set<String> describeExprNames, BindingSet parentBindings, QueryInfo queryInfo)Deprecated, for removal: This API element is subject to removal in a future version.
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Method Summary
All Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description protected CloseableIteration<BindingSet,QueryEvaluationException>createNextIteration(Value subject, Value object)Deprecated.protected voidhandleClose()Deprecated.Called byAbstractCloseableIteration.close()when it is called for the first time.-
Methods inherited from class org.eclipse.rdf4j.query.algebra.evaluation.iterator.DescribeIteration
getNextElement
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Methods inherited from class org.eclipse.rdf4j.common.iteration.LookAheadIteration
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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Constructor Detail
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FederatedDescribeIteration
@Deprecated(since="4.1.0", forRemoval=true) public FederatedDescribeIteration(Iteration<BindingSet,QueryEvaluationException> sourceIter, FederationEvalStrategy strategy, Set<String> describeExprNames, BindingSet parentBindings, QueryInfo queryInfo)
Deprecated, for removal: This API element is subject to removal in a future version.
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Method Detail
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createNextIteration
protected CloseableIteration<BindingSet,QueryEvaluationException> createNextIteration(Value subject, Value object) throws QueryEvaluationException
Deprecated.- Overrides:
createNextIterationin classDescribeIteration- Throws:
QueryEvaluationException
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handleClose
protected void handleClose() throws QueryEvaluationExceptionDeprecated.Description 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.- Overrides:
handleClosein classLookAheadIteration<BindingSet,QueryEvaluationException>- Throws:
QueryEvaluationException
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