Class BaseUnaryExpression

Abstract base class for Unary Expressions.
Inheritance
System.Object
BaseUnaryExpression
MinusExpression
NotExpression
BNodeFunction
LocalNameFunction
NamespaceFunction
CubeFunction
EFunction
FactorialFunction
LeviathanNaturalLogFunction
ReciprocalFunction
SquareFunction
SquareRootFunction
TenFunction
BaseTrigonometricFunction
DegreesToRadiansFunction
RadiansToDegreesFunction
BoundFunction
IsBlankFunction
IsIriFunction
IsLiteralFunction
IsNumericFunction
BNodeFunction
IriFunction
TZFunction
BaseHashFunction
DataTypeFunction
LangFunction
StrFunction
BooleanFunction
BaseUnaryDateTimeFunction
AbsFunction
CeilingFunction
FloorFunction
RoundFunction
RoundHalfToEvenFunction
AggregateTerm
Implements
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: VDS.RDF.Query.Expressions
Assembly: dotNetRDF.dll
Syntax
public abstract class BaseUnaryExpression : ISparqlExpression

Constructors

| Improve this Doc View Source

BaseUnaryExpression(ISparqlExpression)

Creates a new Base Unary Expression.
Declaration
public BaseUnaryExpression(ISparqlExpression expr)
Parameters
Type Name Description
ISparqlExpression expr Expression.

Fields

| Improve this Doc View Source

_expr

The sub-expression of this Expression.
Declaration
protected ISparqlExpression _expr
Field Value
Type Description
ISparqlExpression

Properties

| Improve this Doc View Source

Arguments

Gets the Arguments of the Expression.
Declaration
public virtual IEnumerable<ISparqlExpression> Arguments { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<ISparqlExpression>
| Improve this Doc View Source

CanParallelise

Gets whether an expression can safely be evaluated in parallel.
Declaration
public virtual bool CanParallelise { get; }
Property Value
Type Description
System.Boolean
| Improve this Doc View Source

Functor

Gets the Functor of the Expression.
Declaration
public abstract string Functor { get; }
Property Value
Type Description
System.String
| Improve this Doc View Source

Type

Gets the Type of the Expression.
Declaration
public abstract SparqlExpressionType Type { get; }
Property Value
Type Description
SparqlExpressionType
| Improve this Doc View Source

Variables

Gets an enumeration of all the Variables used in this expression.
Declaration
public virtual IEnumerable<string> Variables { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<System.String>

Methods

| Improve this Doc View Source

Evaluate(SparqlEvaluationContext, Int32)

Evaluates the expression.
Declaration
public abstract IValuedNode Evaluate(SparqlEvaluationContext context, int bindingID)
Parameters
Type Name Description
SparqlEvaluationContext context Evaluuation Context.
System.Int32 bindingID Binding ID.
Returns
Type Description
IValuedNode
| Improve this Doc View Source

ToString()

Gets the String representation of the Expression.
Declaration
public abstract override string ToString()
Returns
Type Description
System.String
Overrides
System.Object.ToString()
| Improve this Doc View Source

Transform(IExpressionTransformer)

Transforms the arguments of the expression using the given transformer.
Declaration
public abstract ISparqlExpression Transform(IExpressionTransformer transformer)
Parameters
Type Name Description
IExpressionTransformer transformer Expression Transformer.
Returns
Type Description
ISparqlExpression

Implements

Extension Methods