Статья
04/01/2012

Класс ForEachEnumeratorHost

Defines the host class for the ForEachEnumerator. This class cannot be inherited.

Иерархия наследования

System. . :: . .Object
Microsoft.SqlServer.Dts.Runtime. . :: . .DtsObject
Microsoft.SqlServer.Dts.Runtime..::..ForEachEnumeratorHost

Пространство имен: Microsoft.SqlServer.Dts.Runtime
Сборка: Microsoft.SqlServer.ManagedDTS (в Microsoft.SqlServer.ManagedDTS.dll)

Синтаксис

'Декларация
Public NotInheritable Class ForEachEnumeratorHost _
    Inherits DtsObject _
    Implements IDTSName, IDTSPersist, IDTSObjectHost, IDTSForEachEnumerator,  _
    IDTSPropertiesProvider, IDTSPackagePath
'Применение
Dim instance As ForEachEnumeratorHost

public sealed class ForEachEnumeratorHost : DtsObject, 
    IDTSName, IDTSPersist, IDTSObjectHost, IDTSForEachEnumerator, IDTSPropertiesProvider, 
    IDTSPackagePath

public ref class ForEachEnumeratorHost sealed : public DtsObject, 
    IDTSName, IDTSPersist, IDTSObjectHost, IDTSForEachEnumerator, IDTSPropertiesProvider, 
    IDTSPackagePath

[<SealedAttribute>]
type ForEachEnumeratorHost =  
    class
        inherit DtsObject
        interface IDTSName
        interface IDTSPersist
        interface IDTSObjectHost
        interface IDTSForEachEnumerator
        interface IDTSPropertiesProvider
        interface IDTSPackagePath
    end

public final class ForEachEnumeratorHost extends DtsObject implements IDTSName, IDTSPersist, IDTSObjectHost, IDTSForEachEnumerator, IDTSPropertiesProvider, IDTSPackagePath

Тип ForEachEnumeratorHost обеспечивает доступ к следующим элементам.

Свойства

	Имя	Описание
	CollectionEnumerator	Gets or sets a Boolean that indicates if the hosting enumerator is enumerating collections of objects or enumerating collections of collections.
	CreationName	Returns the string that is used by the run-time to create an instance of the ForEachEnumeratorHost object. This property is read-only.
	DelayValidation	Gets or sets a Boolean that indicates whether ForEachEnumerator validation is delayed until the package runs.
	Description	Gets or sets description for the host.
	HostType	Gets an enumeration that describes the type of host that the ForEachEnumerator is being used by. This property is read-only
	ID	Returns the GUID assigned to the host.
	InnerObject	Returns the inner object of the host, which is the ForEachEnumerator that is being hosted.
	Name	Gets or sets a name for the host.
	Properties	Returns a DtsProperties collection that contains DtsProperty objects. Each DtsProperty has additional information about each task in the ForEachEnumeratorHost.

В начало

Методы

	Имя	Описание
	Equals	Determines whether two object instances are equal. (Производный от DtsObject.)
	Finalize	(Производный от Object.)
	GetEnumerator	Returns an IEnumerator interface for use in iterating over the ForEachEnumerator.
	GetExpression	Returns a String that contains the expression for the specified property. Null means no expression is assigned.
	GetHashCode	Returns the hash code for this instance. (Производный от DtsObject.)
	GetPackagePath
	GetType	(Производный от Object.)
	LoadFromXML	This method is not callable by your application code. To load a package saved as .xml, use the Application..::..LoadPackage method.
	MemberwiseClone	(Производный от Object.)
	SaveToXML	This method is not callable by your application code. To save a package as .xml, use the Application..::..SaveToXml method.
	SetExpression	Assigns the specified expression to the property. Specify nullNothingnullptrunitпустая ссылка (Nothing в Visual Basic) to remove an existing expression from the property.
	ToString	(Производный от Object.)
	Validate	Allows the host to determine if there are invalid settings that will prevent the ForEachEnumerator from executing successfully.