Class BaseUnaryExpression

Abstract base class for Unary Expressions.

Inheritance

object

BaseUnaryExpression

MinusExpression

NotExpression

BNodeFunction

LocalNameFunction

NamespaceFunction

CubeFunction

EFunction

FactorialFunction

LeviathanNaturalLogFunction

ReciprocalFunction

SquareFunction

SquareRootFunction

TenFunction

BaseTrigonometricFunction

DegreesToRadiansFunction

RadiansToDegreesFunction

BoundFunction

IsBlankFunction

IsIriFunction

IsLiteralFunction

IsNumericFunction

IsTripleFunction

BNodeFunction

IriFunction

TZFunction

BaseHashFunction

DataTypeFunction

LangFunction

StrFunction

ObjectFunction

PredicateFunction

SubjectFunction

BooleanFunction

BaseUnaryDateTimeFunction

AbsFunction

CeilingFunction

FloorFunction

RoundFunction

RoundHalfToEvenFunction

AggregateTerm

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

Assembly: dotNetRdf.dll

Syntax

public abstract class BaseUnaryExpression : ISparqlExpression

Constructors

BaseUnaryExpression(ISparqlExpression)

Creates a new Base Unary Expression.

Declaration

public BaseUnaryExpression(ISparqlExpression expr)

Parameters

Type	Name	Description
ISparqlExpression	expr	Expression.

Properties

Arguments

Gets the Arguments of the Expression.

Declaration

public virtual 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 abstract string Functor { get; }

Property Value

Type	Description
string

InnerExpression

The sub-expression of this Expression.

Declaration

public ISparqlExpression InnerExpression { get; }

Property Value

Type	Description
ISparqlExpression

Type

Gets the Type of the Expression.

Declaration

public abstract SparqlExpressionType Type { get; }

Property Value

Type	Description
SparqlExpressionType

Variables

Gets an enumeration of all the Variables used in this expression.

Declaration

public virtual IEnumerable<string> Variables { get; }

Property Value

Type	Description
IEnumerable<string>

Methods

Accept<T>(ISparqlExpressionVisitor<T>)

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

Declaration

public abstract 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 abstract 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 Expression.

Declaration

public override abstract string ToString()

Returns

Type	Description
string

Overrides

object.ToString()

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

ISparqlExpression

Extension Methods

Extensions.ToSafeString(object)

Extensions.AsEnumerable<T>(T)