ExpressionEvaluatorClass Class

Article
04/26/2013

This API supports the SQL Server 2012 infrastructure and is not intended to be used directly from your code.

Provides virtual properties and methods for IDTSExpressionEvaluator100 interface.

Inheritance Hierarchy

System.Object
Microsoft.SqlServer.Dts.Runtime.Wrapper.ExpressionEvaluatorClass

Namespace: Microsoft.SqlServer.Dts.Runtime.Wrapper
Assembly: Microsoft.SqlServer.DTSRuntimeWrap (in Microsoft.SqlServer.DTSRuntimeWrap.dll)

Syntax

'Declaration
<GuidAttribute("35C285C2-47F4-4709-9F90-5050074953D0")> _
<ClassInterfaceAttribute(ClassInterfaceType.None)> _
Public Class ExpressionEvaluatorClass _
    Implements IDTSExpressionEvaluator100, ExpressionEvaluator
'Usage
Dim instance As ExpressionEvaluatorClass

[GuidAttribute("35C285C2-47F4-4709-9F90-5050074953D0")]
[ClassInterfaceAttribute(ClassInterfaceType.None)]
public class ExpressionEvaluatorClass : IDTSExpressionEvaluator100, 
    ExpressionEvaluator

[GuidAttribute(L"35C285C2-47F4-4709-9F90-5050074953D0")]
[ClassInterfaceAttribute(ClassInterfaceType::None)]
public ref class ExpressionEvaluatorClass : IDTSExpressionEvaluator100, 
    ExpressionEvaluator

[<GuidAttribute("35C285C2-47F4-4709-9F90-5050074953D0")>]
[<ClassInterfaceAttribute(ClassInterfaceType.None)>]
type ExpressionEvaluatorClass =  
    class 
        interface IDTSExpressionEvaluator100 
        interface ExpressionEvaluator 
    end

public class ExpressionEvaluatorClass implements IDTSExpressionEvaluator100, ExpressionEvaluator

The ExpressionEvaluatorClass type exposes the following members.

Constructors

	Name	Description
	ExpressionEvaluatorClass	Infrastructure. Initializes a new instance of the ExpressionEvaluatorClass class.

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Properties

	Name	Description
	EvaluatorContext	Infrastructure. Sets the context of the evaluator.
	Events	Infrastructure. Sets the events that can be raised during evaluation.
	Expression	Infrastructure. Sets the string expression to evaluate.
	LocaleID	Infrastructure. Gets or sets the locale identifier.

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Methods

	Name	Description
	Equals	(Inherited from Object.)
	Evaluate	Infrastructure. Calls an external expression evaluator that evaluates the expression.
	Finalize	(Inherited from Object.)
	GetHashCode	(Inherited from Object.)
	GetType	(Inherited from Object.)
	IsAssignmentExpression	Infrastructure. Determines whether the expression is an assignment expression.
	IsBooleanExpression	Infrastructure. Determines whether the expression is a Boolean expression.
	MemberwiseClone	(Inherited from Object.)
	ToString	(Inherited from Object.)

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Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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