Class BaseArbitraryLengthPathOperator

Abstract Base Class for Arbitrary Length Path Operators.
Inheritance
System.Object
BasePathOperator
BaseArbitraryLengthPathOperator
OneOrMorePath
ZeroOrMorePath
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: VDS.RDF.Query.Algebra
Assembly: dotNetRDF.dll
Syntax
public abstract class BaseArbitraryLengthPathOperator : BasePathOperator, IPathOperator, ISparqlAlgebra

Constructors

| Improve this Doc View Source

BaseArbitraryLengthPathOperator(PatternItem, PatternItem, ISparqlPath)

Creates a new Arbitrary Lengh Path Operator.
Declaration
public BaseArbitraryLengthPathOperator(PatternItem start, PatternItem end, ISparqlPath path)
Parameters
Type Name Description
PatternItem start Path Start.
PatternItem end Path End.
ISparqlPath path Property Path.

Methods

| Improve this Doc View Source

EvaluateStep(SparqlEvaluationContext, List<INode>, Boolean)

Evaluates a setp of the Path.
Declaration
protected List<INode> EvaluateStep(SparqlEvaluationContext context, List<INode> path, bool reverse)
Parameters
Type Name Description
SparqlEvaluationContext context Context.
System.Collections.Generic.List<INode> path Paths.
System.Boolean reverse Whether to evaluate Paths in reverse.
Returns
Type Description
System.Collections.Generic.List<INode>
| Improve this Doc View Source

GetPathStarts(SparqlEvaluationContext, List<List<INode>>, Boolean)

Determines the starting points for Path evaluation.
Declaration
protected void GetPathStarts(SparqlEvaluationContext context, List<List<INode>> paths, bool reverse)
Parameters
Type Name Description
SparqlEvaluationContext context Evaluation Context.
System.Collections.Generic.List<System.Collections.Generic.List<INode>> paths Paths.
System.Boolean reverse Whether to evaluate Paths in reverse.

Implements

Extension Methods