Class LeviathanFunctionFactory

Expression Factory which generates Leviathan Function expressions.

Inheritance

System.Object

LeviathanFunctionFactory

Implements

ISparqlCustomExpressionFactory

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.Expressions

Assembly: dotNetRdf.dll

Syntax

public class LeviathanFunctionFactory : ISparqlCustomExpressionFactory

Fields

All

Constants for Leviathan Boolean Aggregates.

Declaration

public const string All = "all"

Field Value

Type	Description
string

Any

Constants for Leviathan Boolean Aggregates.

Declaration

public const string Any = "any"

Field Value

Type	Description
string

Cartesian

Constants for Leviathan Numeric Functions.

Declaration

public const string Cartesian = "cartesian"

Field Value

Type	Description
string

Cube

Constants for Leviathan Numeric Functions.

Declaration

public const string Cube = "cube"

Field Value

Type	Description
string

DegreesToRadians

Constants for Leviathan Numeric Functions.

Declaration

public const string DegreesToRadians = "degrees-to-radians"

Field Value

Type	Description
string

E

Constants for Leviathan Numeric Functions.

Declaration

public const string E = "e"

Field Value

Type	Description
string

Factorial

Constants for Leviathan Numeric Functions.

Declaration

public const string Factorial = "factorial"

Field Value

Type	Description
string

LeviathanFunctionsNamespace

Leviathan Function Namespace.

Declaration

public const string LeviathanFunctionsNamespace = "http://www.dotnetrdf.org/leviathan#"

Field Value

Type	Description
string

Ln

Constants for Leviathan Numeric Functions.

Declaration

public const string Ln = "ln"

Field Value

Type	Description
string

Log

Constants for Leviathan Numeric Functions.

Declaration

public const string Log = "log"

Field Value

Type	Description
string

MD5Hash

Constants for Leviathan String Functions.

Declaration

public const string MD5Hash = "md5hash"

Field Value

Type	Description
string

Median

Constants for other Leviathan Aggregate.

Declaration

public const string Median = "median"

Field Value

Type	Description
string

Mode

Constants for other Leviathan Aggregate.

Declaration

public const string Mode = "mode"

Field Value

Type	Description
string

None

Constants for Leviathan Boolean Aggregates.

Declaration

public const string None = "none"

Field Value

Type	Description
string

NumericMax

Constants for Leviathan Numeric Aggregates.

Declaration

public const string NumericMax = "nmax"

Field Value

Type	Description
string

NumericMin

Constants for Leviathan Numeric Aggregates.

Declaration

public const string NumericMin = "nmin"

Field Value

Type	Description
string

Power

Constants for Leviathan Numeric Functions.

Declaration

public const string Power = "pow"

Field Value

Type	Description
string

Pythagoras

Constants for Leviathan Numeric Functions.

Declaration

public const string Pythagoras = "pythagoras"

Field Value

Type	Description
string

RadiansToDegrees

Constants for Leviathan Numeric Functions.

Declaration

public const string RadiansToDegrees = "radians-to-degrees"

Field Value

Type	Description
string

Random

Constants for Leviathan Numeric Functions.

Declaration

public const string Random = "rnd"

Field Value

Type	Description
string

Reciprocal

Constants for Leviathan Numeric Functions.

Declaration

public const string Reciprocal = "reciprocal"

Field Value

Type	Description
string

Root

Constants for Leviathan Numeric Functions.

Declaration

public const string Root = "root"

Field Value

Type	Description
string

Sha256Hash

Constants for Leviathan String Functions.

Declaration

public const string Sha256Hash = "sha256hash"

Field Value

Type	Description
string

Square

Constants for Leviathan Numeric Functions.

Declaration

public const string Square = "sq"

Field Value

Type	Description
string

SquareRoot

Constants for Leviathan Numeric Functions.

Declaration

public const string SquareRoot = "sqrt"

Field Value

Type	Description
string

Ten

Constants for Leviathan Numeric Functions.

Declaration

public const string Ten = "ten"

Field Value

Type	Description
string

TrigCos

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigCos = "cos"

Field Value

Type	Description
string

TrigCosec

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigCosec = "cosec"

Field Value

Type	Description
string

TrigCosecInv

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigCosecInv = "cosec-1"

Field Value

Type	Description
string

TrigCosInv

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigCosInv = "cos-1"

Field Value

Type	Description
string

TrigCotan

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigCotan = "cotan"

Field Value

Type	Description
string

TrigCotanInv

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigCotanInv = "cotan-1"

Field Value

Type	Description
string

TrigSec

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigSec = "sec"

Field Value

Type	Description
string

TrigSecInv

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigSecInv = "sec-1"

Field Value

Type	Description
string

TrigSin

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigSin = "sin"

Field Value

Type	Description
string

TrigSinInv

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigSinInv = "sin-1"

Field Value

Type	Description
string

TrigTan

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigTan = "tan"

Field Value

Type	Description
string

TrigTanInv

Constants for Leviathan Numeric Functions.

Declaration

public const string TrigTanInv = "tan-1"

Field Value

Type	Description
string

Properties

AvailableExtensionAggregates

Gets the Extension Aggregate URIs supported by this Factory.

Declaration

public IEnumerable<Uri> AvailableExtensionAggregates { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><System.Uri>

AvailableExtensionFunctions

Gets the Extension Function URIs supported by this Factory.

Declaration

public IEnumerable<Uri> AvailableExtensionFunctions { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><System.Uri>

Methods

TryCreateExpression(Uri, List<ISparqlExpression>, Dictionary<string, ISparqlExpression>, out ISparqlExpression)

Tries to create an Leviathan Function expression if the function Uri correseponds to a supported Leviathan Function.

Declaration

public bool TryCreateExpression(Uri u, List<ISparqlExpression> args, Dictionary<string, ISparqlExpression> scalarArgs, out ISparqlExpression expr)

Parameters

Type	Name	Description
System.Uri	u	Function Uri.
System.Collections.Generic.List<T><ISparqlExpression>	args	Function Arguments.
System.Collections.Generic.Dictionary<TKey, TValue><string, ISparqlExpression>	scalarArgs	Scalar Arguments.
ISparqlExpression	expr	Generated Expression.

Returns

Type	Description
System.Boolean	Whether an expression was successfully generated.

Implements

ISparqlCustomExpressionFactory

Extension Methods

Extensions.ToSafeString(object)

Extensions.AsEnumerable<T>(T)