Class ServiceQueryEvaluationStep
- java.lang.Object
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- org.eclipse.rdf4j.query.algebra.evaluation.impl.evaluationsteps.ServiceQueryEvaluationStep
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- All Implemented Interfaces:
QueryEvaluationStep
public final class ServiceQueryEvaluationStep extends java.lang.Object implements QueryEvaluationStep
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Nested Class Summary
Nested Classes Modifier and Type Class Description private static class
ServiceQueryEvaluationStep.BoundVarVisitor
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Nested classes/interfaces inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.QueryEvaluationStep
QueryEvaluationStep.DelayedEvaluationIteration
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Field Summary
Fields Modifier and Type Field Description private Service
service
private Var
serviceRef
private FederatedServiceResolver
serviceResolver
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Fields inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.QueryEvaluationStep
EMPTY, EMPTY_ITERATION
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Constructor Summary
Constructors Constructor Description ServiceQueryEvaluationStep(Service service, Var serviceRef, FederatedServiceResolver serviceResolver)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description CloseableIteration<BindingSet,QueryEvaluationException>
evaluate(BindingSet bindings)
private java.util.Set<Var>
getBoundVariables(Service service)
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Field Detail
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service
private final Service service
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serviceRef
private final Var serviceRef
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serviceResolver
private final FederatedServiceResolver serviceResolver
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Constructor Detail
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ServiceQueryEvaluationStep
public ServiceQueryEvaluationStep(Service service, Var serviceRef, FederatedServiceResolver serviceResolver)
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Method Detail
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evaluate
public CloseableIteration<BindingSet,QueryEvaluationException> evaluate(BindingSet bindings)
- Specified by:
evaluate
in interfaceQueryEvaluationStep
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