Class SparqlNodeComparer

Comparer class for implementing the SPARQL semantics for the relational operators.

Inheritance
System.Object
SparqlNodeComparer
SparqlOrderingComparer
Implements
Inherited Members
object.Equals(object)
object.Equals(object, object)
object.GetHashCode()
object.GetType()
object.MemberwiseClone()
object.ReferenceEquals(object, object)
object.ToString()
Namespace: VDS.RDF.Query
Assembly: dotNetRdf.dll
Syntax
public class SparqlNodeComparer : ISparqlNodeComparer

Constructors

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SparqlNodeComparer(CultureInfo, CompareOptions)

Create a new comparer that will use the specified culture and options when comparing string literals.

Declaration
public SparqlNodeComparer(CultureInfo culture, CompareOptions options)
Parameters
Type Name Description
System.Globalization.CultureInfo culture

The culture to use for string literal comparison.
System.Globalization.CompareOptions options

The options to apply to string literal comparison.

Properties

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Culture

Get the culture to use for string literal comparison.

Declaration
public CultureInfo Culture { get; }
Property Value
Type Description
System.Globalization.CultureInfo
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Options

Get the options to apply to string literal comparison.

Declaration
public CompareOptions Options { get; }
Property Value
Type Description
System.Globalization.CompareOptions

Methods

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BooleanCompare(INode, INode)

Declaration
protected virtual int BooleanCompare(INode x, INode y)
Parameters
Type Name Description
INode x
INode y
Returns
Type Description
int
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BooleanCompare(IValuedNode, IValuedNode)

Declaration
protected virtual int BooleanCompare(IValuedNode x, IValuedNode y)
Parameters
Type Name Description
IValuedNode x
IValuedNode y
Returns
Type Description
int
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Compare(INode, INode)

Compares two Nodes.

Declaration
[Obsolete("Replaced with bool TryCompare(INode, INode, out int)")]
public virtual int Compare(INode x, INode y)
Parameters
Type Name Description
INode x

Node.
INode y

Node.
Returns
Type Description
int
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Compare(IValuedNode, IValuedNode)

Compares two valued Nodes.

Declaration
[Obsolete("Replaced with bool TryCompare(IValuedNode, IValuedNode, out int)")]
public virtual int Compare(IValuedNode x, IValuedNode y)
Parameters
Type Name Description
IValuedNode x

Node.
IValuedNode y

Node.
Returns
Type Description
int
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DateCompare(INode, INode)

Compares two Dates for Date ordering.

Declaration
protected virtual int DateCompare(INode x, INode y)
Parameters
Type Name Description
INode x

Node.
INode y

Node.
Returns
Type Description
int
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DateCompare(IValuedNode, IValuedNode)

Compares two Dates for Date ordering.

Declaration
protected virtual int DateCompare(IValuedNode x, IValuedNode y)
Parameters
Type Name Description
IValuedNode x

Node.
IValuedNode y

Node.
Returns
Type Description
int
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DateTimeCompare(INode, INode)

Compares two Date Times for Date Time ordering.

Declaration
protected virtual int DateTimeCompare(INode x, INode y)
Parameters
Type Name Description
INode x

Node.
INode y

Node.
Returns
Type Description
int
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DateTimeCompare(IValuedNode, IValuedNode)

Compares two Date Times for Date Time ordering.

Declaration
protected virtual int DateTimeCompare(IValuedNode x, IValuedNode y)
Parameters
Type Name Description
IValuedNode x

Node.
IValuedNode y

Node.
Returns
Type Description
int
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NumericCompare(INode, INode, SparqlNumericType)

Compares two Nodes for Numeric Ordering.

Declaration
protected virtual int NumericCompare(INode x, INode y, SparqlNumericType type)
Parameters
Type Name Description
INode x

Node.
INode y

Node.
SparqlNumericType type

Numeric Type.
Returns
Type Description
int
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NumericCompare(IValuedNode, IValuedNode, SparqlNumericType)

Compares two Nodes for Numeric Ordering.

Declaration
protected virtual int NumericCompare(IValuedNode x, IValuedNode y, SparqlNumericType type)
Parameters
Type Name Description
IValuedNode x

Node.
IValuedNode y

Node.
SparqlNumericType type

Numeric Type.
Returns
Type Description
int
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TryCompare(INode, INode, out int)

Declaration
public bool TryCompare(INode x, INode y, out int result)
Parameters
Type Name Description
INode x
INode y
int result
Returns
Type Description
System.Boolean
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TryCompare(IValuedNode, IValuedNode, out int)

Declaration
public bool TryCompare(IValuedNode x, IValuedNode y, out int result)
Parameters
Type Name Description
IValuedNode x
IValuedNode y
int result
Returns
Type Description
System.Boolean

Implements

Extension Methods