Class FixedBlankNodePattern

Pattern which matches the Blank Node with the given Internal ID regardless of the Graph the nodes come from.

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

Constructors

| Edit this page View Source

FixedBlankNodePattern(string)

Creates a new Fixed Blank Node Pattern.

Declaration
public FixedBlankNodePattern(string id)
Parameters
Type Name Description
string id

ID.

Properties

| Edit this page View Source

InternalID

Gets the Blank Node ID.

Declaration
public string InternalID { get; }
Property Value
Type Description
string
| Edit this page View Source

IsFixed

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

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

Methods

| Edit this page View Source

Accepts(IPatternEvaluationContext, INode, ISet)

Checks whether the pattern accepts the given Node.

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

SPARQL Evaluation Context.
INode obj

Node to test.
ISet s
Returns
Type Description
bool
Overrides
| Edit this page View Source

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
| Edit this page View Source

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
| Edit this page View Source

Construct(ConstructContext)

Returns a Blank Node with a fixed ID scoped to whichever graph is provided.

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

Construct Context.
Returns
Type Description
INode
Overrides
| Edit this page View Source

ToString()

Gets the String representation of the Pattern Item.

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

Extension Methods