Class RegexValueEvaluationStepSupplier.ChangingRegexQueryValueEvaluationStep

java.lang.Object

org.eclipse.rdf4j.query.algebra.evaluation.impl.evaluationsteps.RegexValueEvaluationStepSupplier.ChangingRegexQueryValueEvaluationStep

All Implemented Interfaces:

QueryValueEvaluationStep

Enclosing class:

RegexValueEvaluationStepSupplier

private static final class RegexValueEvaluationStepSupplier.ChangingRegexQueryValueEvaluationStep
extends Object
implements QueryValueEvaluationStep

Returns value evaluation steps that determines whether the two operands match according to the regex operator.

If possible it will cache the Pattern and flags, and if everything is constant it will return a constant value.

Nested Class Summary

Nested classes/interfaces inherited from interface QueryValueEvaluationStep

QueryValueEvaluationStep.ApplyFunctionForEachBinding, QueryValueEvaluationStep.ConstantQueryValueEvaluationStep, QueryValueEvaluationStep.Fail, QueryValueEvaluationStep.Minimal

Field Summary

Fields

Modifier and Type	Field	Description
private final Regex	node
private final EvaluationStrategy	strategy

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ChangingRegexQueryValueEvaluationStep(Regex node, EvaluationStrategy strategy)

Method Summary

Modifier and Type	Method	Description
Value	evaluate(BindingSet bindings)

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface QueryValueEvaluationStep

isConstant

Field Details

node

private final Regex node

strategy

private final EvaluationStrategy strategy

Constructor Details

ChangingRegexQueryValueEvaluationStep

private ChangingRegexQueryValueEvaluationStep(Regex node,
 EvaluationStrategy strategy)

Method Details

evaluate

public Value evaluate(BindingSet bindings)
               throws QueryEvaluationException

Specified by:

evaluate in interface QueryValueEvaluationStep

Throws:

QueryEvaluationException