Class CartesianFunction

Represents the Leviathan lfn:cartesian() function.

Inheritance

object

CartesianFunction

Implements

ISparqlExpression

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: VDS.RDF.Query.Expressions.Functions.Leviathan.Numeric

Assembly: dotNetRdf.dll

Syntax

public class CartesianFunction : ISparqlExpression

Constructors

CartesianFunction(ISparqlExpression, ISparqlExpression, ISparqlExpression, ISparqlExpression)

Creates a new 2D Cartesian Function.

Declaration

public CartesianFunction(ISparqlExpression x1, ISparqlExpression y1, ISparqlExpression x2, ISparqlExpression y2)

Parameters

Type	Name	Description
ISparqlExpression	x1	Expression for X Coordinate of 1st point.
ISparqlExpression	y1	Expression for Y Coordinate of 1st point.
ISparqlExpression	x2	Expression for X Coordinate of 2nd point.
ISparqlExpression	y2	Expression for Y Coordinate of 2nd point.

CartesianFunction(ISparqlExpression, ISparqlExpression, ISparqlExpression, ISparqlExpression, ISparqlExpression, ISparqlExpression)

Creates a new 3D Cartesian Function.

Declaration

public CartesianFunction(ISparqlExpression x1, ISparqlExpression y1, ISparqlExpression z1, ISparqlExpression x2, ISparqlExpression y2, ISparqlExpression z2)

Parameters

Type	Name	Description
ISparqlExpression	x1	Expression for X Coordinate of 1st point.
ISparqlExpression	y1	Expression for Y Coordinate of 1st point.
ISparqlExpression	z1	Expression for Z Coordinate of 1st point.
ISparqlExpression	x2	Expression for X Coordinate of 2nd point.
ISparqlExpression	y2	Expression for Y Coordinate of 2nd point.
ISparqlExpression	z2	Expression for Z Coordinate of 2nd point.

Properties

Arguments

Gets the Arguments of the Expression.

Declaration

public IEnumerable<ISparqlExpression> Arguments { get; }

Property Value

Type	Description
IEnumerable<ISparqlExpression>

CanParallelise

Gets whether an expression can safely be evaluated in parallel.

Declaration

public virtual bool CanParallelise { get; }

Property Value

Type	Description
bool

Functor

Gets the Functor of the Expression.

Declaration

public string Functor { get; }

Property Value

Type	Description
string

Is3D

Return true if the function has three dimensions, false if it has two.

Declaration

public bool Is3D { get; }

Property Value

Type	Description
bool

Type

Gets the Type of the Expression.

Declaration

public SparqlExpressionType Type { get; }

Property Value

Type	Description
SparqlExpressionType

Variables

Gets the Variables used in the function.

Declaration

public IEnumerable<string> Variables { get; }

Property Value

Type	Description
IEnumerable<string>

X1

The x-coordinate of the first point.

Declaration

public ISparqlExpression X1 { get; }

Property Value

Type	Description
ISparqlExpression

X2

The x-coordinate of the second point.

Declaration

public ISparqlExpression X2 { get; }

Property Value

Type	Description
ISparqlExpression

Y1

The y-coordinate of the first point.

Declaration

public ISparqlExpression Y1 { get; }

Property Value

Type	Description
ISparqlExpression

Y2

The y-coordinate of the second point.

Declaration

public ISparqlExpression Y2 { get; }

Property Value

Type	Description
ISparqlExpression

Z1

The z-coordinate of the first point. Null if the function is a 2D function.

Declaration

public ISparqlExpression Z1 { get; }

Property Value

Type	Description
ISparqlExpression

Z2

The z-coordinate of the second point. Null if the function is a 2D function.

Declaration

public ISparqlExpression Z2 { get; }

Property Value

Type	Description
ISparqlExpression

Methods

Accept<T>(ISparqlExpressionVisitor<T>)

Accept a ISparqlExpressionVisitor<T> by calling the appropriate method on its interface for this expression.

Declaration

public T Accept<T>(ISparqlExpressionVisitor<T> visitor)

Parameters

Type	Name	Description
ISparqlExpressionVisitor<T>	visitor	The visitor to be invoked.

Returns

Type	Description
T	The result of calling the method on the visitor.

Type Parameters

Name	Description
T	Type of result that the called method returns.

Accept<TResult, TContext, TBinding>(ISparqlExpressionProcessor<TResult, TContext, TBinding>, TContext, TBinding)

Accept a ISparqlExpressionProcessor<TResult, TContext, TBinding> by calling the appropriate method on its interface for this expression.

Declaration

public TResult Accept<TResult, TContext, TBinding>(ISparqlExpressionProcessor<TResult, TContext, TBinding> processor, TContext context, TBinding binding)

Parameters

Type	Name	Description
ISparqlExpressionProcessor<TResult, TContext, TBinding>	processor	The processor to be invoked.
TContext	context	The context object to use for processing.
TBinding	binding	The binding to be processed.

Returns

Type	Description
TResult

Type Parameters

Name	Description
TResult	Type of result that the process method returns.
TContext	The type of the context parameter to the process method.
TBinding	The type of the binding parameter of the process method.

ToString()

Gets the String representation of the function.

Declaration

public override string ToString()

Returns

Type	Description
string

Overrides

object.ToString()

Transform(IExpressionTransformer)

Transforms the Expression using the given Transformer.

Declaration

public ISparqlExpression Transform(IExpressionTransformer transformer)

Parameters

Type	Name	Description
IExpressionTransformer	transformer	Expression Transformer.

Returns

Type	Description
ISparqlExpression

Implements

ISparqlExpression

Extension Methods

Extensions.ToSafeString(object)

Extensions.AsEnumerable<T>(T)