Class FedXZeroLengthPathEvaluationStep
java.lang.Object
org.eclipse.rdf4j.federated.evaluation.FedXZeroLengthPathEvaluationStep
- All Implemented Interfaces:
QueryEvaluationStep
An evaluation step used for
FedXZeroLengthPath.- See Also:
-
Nested Class Summary
Nested classes/interfaces inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.QueryEvaluationStep
QueryEvaluationStep.DelayedEvaluationIteration -
Field Summary
Fields inherited from interface org.eclipse.rdf4j.query.algebra.evaluation.QueryEvaluationStep
EMPTY, EMPTY_ITERATION -
Constructor Summary
ConstructorsConstructorDescriptionFedXZeroLengthPathEvaluationStep(Var subjectVar, Var objVar, Var contextVar, QueryValueEvaluationStep subPrep, QueryValueEvaluationStep objPrep, EvaluationStrategy strategy, QueryEvaluationContext context, Supplier<List<StatementSource>> statementSources, Supplier<QueryInfo> queryInfo) -
Method Summary
Modifier and TypeMethodDescriptionevaluate(BindingSet bindings) protected FedXZeroLengthPathIterationgetZeroLengthPathIterator(BindingSet bindings, Var subjectVar, Var objVar, Var contextVar, Value subj, Value obj, QueryEvaluationContext context)
-
Constructor Details
-
FedXZeroLengthPathEvaluationStep
public FedXZeroLengthPathEvaluationStep(Var subjectVar, Var objVar, Var contextVar, QueryValueEvaluationStep subPrep, QueryValueEvaluationStep objPrep, EvaluationStrategy strategy, QueryEvaluationContext context, Supplier<List<StatementSource>> statementSources, Supplier<QueryInfo> queryInfo)
-
-
Method Details
-
evaluate
- Specified by:
evaluatein interfaceQueryEvaluationStep
-
getZeroLengthPathIterator
protected FedXZeroLengthPathIteration getZeroLengthPathIterator(BindingSet bindings, Var subjectVar, Var objVar, Var contextVar, Value subj, Value obj, QueryEvaluationContext context)
-