Class BaseHashFunction

Abstract base class for Hash Functions.
Inheritance
System.Object
BaseUnaryExpression
BaseHashFunction
Sha1Function
MD5HashFunction
Sha256HashFunction
Sha1HashFunction
Sha384HashFunction
Sha512HashFunction
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.Functions.Sparql.Hash
Assembly: dotNetRDF.dll
Syntax
public abstract class BaseHashFunction : BaseUnaryExpression, ISparqlExpression

Constructors

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BaseHashFunction(ISparqlExpression, HashAlgorithm)

Creates a new Hash function.
Declaration
public BaseHashFunction(ISparqlExpression expr, HashAlgorithm hash)
Parameters
Type Name Description
ISparqlExpression expr Expression.
System.Security.Cryptography.HashAlgorithm hash Hash Algorithm to use.

Properties

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Type

Gets the Type of the Expression.
Declaration
public override SparqlExpressionType Type { get; }
Property Value
Type Description
SparqlExpressionType
Overrides

Methods

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Evaluate(SparqlEvaluationContext, Int32)

Gets the value of the function in the given Evaluation Context for the given Binding ID.
Declaration
public override IValuedNode Evaluate(SparqlEvaluationContext context, int bindingID)
Parameters
Type Name Description
SparqlEvaluationContext context Evaluation Context.
System.Int32 bindingID Binding ID.
Returns
Type Description
IValuedNode
Overrides
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Hash(String)

Computes Hashes.
Declaration
protected virtual string Hash(string input)
Parameters
Type Name Description
System.String input Input String.
Returns
Type Description
System.String
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ToString()

Gets the String representation of the function.
Declaration
public abstract override string ToString()
Returns
Type Description
System.String
Overrides

Implements

Extension Methods