Class NegatedPropertySet

Represents a Negated Property Set in the SPARQL Algebra.
Inheritance
System.Object
NegatedPropertySet
Implements
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 class NegatedPropertySet : ISparqlAlgebra

Constructors

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NegatedPropertySet(PatternItem, PatternItem, IEnumerable<Property>)

Creates a new Negated Property Set.
Declaration
public NegatedPropertySet(PatternItem start, PatternItem end, IEnumerable<Property> properties)
Parameters
Type Name Description
PatternItem start Path Start.
PatternItem end Path End.
System.Collections.Generic.IEnumerable<Property> properties Negated Properties.
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NegatedPropertySet(PatternItem, PatternItem, IEnumerable<Property>, Boolean)

Creates a new Negated Property Set.
Declaration
public NegatedPropertySet(PatternItem start, PatternItem end, IEnumerable<Property> properties, bool inverse)
Parameters
Type Name Description
PatternItem start Path Start.
PatternItem end Path End.
System.Collections.Generic.IEnumerable<Property> properties Negated Properties.
System.Boolean inverse Whether this is a set of Inverse Negated Properties.

Properties

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FixedVariables

Gets the enumeration of fixed variables in the algebra i.e. variables that are guaranteed to have a bound value.
Declaration
public IEnumerable<string> FixedVariables { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<System.String>
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FloatingVariables

Gets the enumeration of floating variables in the algebra i.e. variables that are not guaranteed to have a bound value.
Declaration
public IEnumerable<string> FloatingVariables { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<System.String>
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Inverse

Gets whether this is a set of Inverse Negated Properties.
Declaration
public bool Inverse { get; }
Property Value
Type Description
System.Boolean
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PathEnd

Gets the Path End.
Declaration
public PatternItem PathEnd { get; }
Property Value
Type Description
PatternItem
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PathStart

Gets the Path Start.
Declaration
public PatternItem PathStart { get; }
Property Value
Type Description
PatternItem
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Properties

Gets the Negated Properties.
Declaration
public IEnumerable<INode> Properties { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<INode>
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Variables

Gets the Variables used in the Algebra.
Declaration
public IEnumerable<string> Variables { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<System.String>

Methods

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Evaluate(SparqlEvaluationContext)

Evaluates the Negated Property Set.
Declaration
public BaseMultiset Evaluate(SparqlEvaluationContext context)
Parameters
Type Name Description
SparqlEvaluationContext context SPARQL Evaluation Context.
Returns
Type Description
BaseMultiset
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ToGraphPattern()

Transforms the Algebra back into a Graph Pattern.
Declaration
public GraphPattern ToGraphPattern()
Returns
Type Description
GraphPattern
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ToQuery()

Transforms the Algebra back into a SPARQL QUery.
Declaration
public SparqlQuery ToQuery()
Returns
Type Description
SparqlQuery
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ToString()

Gets the String representation of the Algebra.
Declaration
public override string ToString()
Returns
Type Description
System.String
Overrides
System.Object.ToString()

Implements

Extension Methods