Class NodeMatchPattern

Pattern which matches specific Nodes.

Inheritance
object
PatternItem
NodeMatchPattern
Inherited Members
Namespace: VDS.RDF.Query.Patterns
Assembly: dotNetRdf.dll
Syntax
public class NodeMatchPattern : PatternItem

Constructors

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NodeMatchPattern(INode)

Creates a new Node Match Pattern.

Declaration
public NodeMatchPattern(INode n)
Parameters
Type Name Description
INode n

Exact Node to match.
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NodeMatchPattern(INode, bool)

Creates a new Node Match Pattern.

Declaration
public NodeMatchPattern(INode n, bool rigorousEvaluation)
Parameters
Type Name Description
INode n

Exact Node to match.
bool rigorousEvaluation

Whether to force rigorous evaluation regardless of the global setting.

Properties

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IsFixed

Return true if this pattern item contains no variables, false otherwise.

Declaration
public override bool IsFixed { get; }
Property Value
Type Description
bool
Overrides
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Node

Gets the Node that this Pattern matches.

Declaration
public INode Node { get; }
Property Value
Type Description
INode

Methods

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Accepts(IPatternEvaluationContext, INode, ISet)

Checks whether the given Node matches the Node this pattern was instantiated with.

Declaration
public override bool Accepts(IPatternEvaluationContext context, INode obj, ISet s)
Parameters
Type Name Description
IPatternEvaluationContext context

Evaluation Context.
INode obj

Node to test.
ISet s
Returns
Type Description
bool
Overrides
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AddBindings(INode, ISet)

Returns the variable bindings created when this pattern item accepts the given node to the specified set.

Declaration
public override void AddBindings(INode forNode, ISet toSet)
Parameters
Type Name Description
INode forNode
ISet toSet
Overrides
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Bind(ISet)

Returns a node created by applying the variable bindings in the input set to this pattern item.

Declaration
public override INode Bind(ISet variableBindings)
Parameters
Type Name Description
ISet variableBindings
Returns
Type Description
INode

A node binding for the pattern item or null if no binding is possible with the provide set.
Overrides
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Construct(ConstructContext)

Constructs a Node based on the given Set.

Declaration
public override INode Construct(ConstructContext context)
Parameters
Type Name Description
ConstructContext context

Construct Context.
Returns
Type Description
INode
Overrides
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ToString()

Gets a String representation of the Node.

Declaration
public override string ToString()
Returns
Type Description
string
Overrides

Extension Methods