Class FederatedDescribeIteration
java.lang.Object
org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration<E,X>
org.eclipse.rdf4j.common.iteration.LookAheadIteration<BindingSet,QueryEvaluationException>
org.eclipse.rdf4j.query.algebra.evaluation.iterator.DescribeIteration
org.eclipse.rdf4j.federated.evaluation.iterator.FederatedDescribeIteration
- All Implemented Interfaces:
AutoCloseable,CloseableIteration<BindingSet,,QueryEvaluationException> Iteration<BindingSet,QueryEvaluationException>
Deprecated.
Specialized
DescribeIteration for evaluation of DESCRIBE queries in the federation. ‚- Author:
- Andreas Schwarte
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Field Summary
Fields inherited from class org.eclipse.rdf4j.query.algebra.evaluation.iterator.DescribeIteration
parentBindings, VARNAME_OBJECT, VARNAME_PREDICATE, VARNAME_SUBJECT -
Constructor Summary
ConstructorsConstructorDescriptionFederatedDescribeIteration(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. -
Method Summary
Modifier and TypeMethodDescriptionprotected CloseableIteration<BindingSet,QueryEvaluationException> createNextIteration(Value subject, Value object) Deprecated.protected voidDeprecated.Called byAbstractCloseableIteration.close()when it is called for the first time.Methods inherited from class org.eclipse.rdf4j.query.algebra.evaluation.iterator.DescribeIteration
getNextElementMethods inherited from class org.eclipse.rdf4j.common.iteration.LookAheadIteration
hasNext, next, removeMethods inherited from class org.eclipse.rdf4j.common.iteration.AbstractCloseableIteration
close, isClosedMethods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface org.eclipse.rdf4j.common.iteration.CloseableIteration
stream
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Constructor Details
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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 Details
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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
Deprecated.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 classDescribeIteration- Throws:
QueryEvaluationException
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