ForEachEnumeratorHostClass 類別
此 API 支援 SQL Server 2012 基礎結構,但無法直接從您的程式碼使用。
Defines the host class for the ForEachItemEnumeratorClass. This class cannot be inherited.
繼承階層
System.Object
Microsoft.SqlServer.Dts.Runtime.Wrapper.ForEachEnumeratorHostClass
命名空間: Microsoft.SqlServer.Dts.Runtime.Wrapper
組件: Microsoft.SqlServer.DTSRuntimeWrap (在 Microsoft.SqlServer.DTSRuntimeWrap.dll 中)
語法
'宣告
<ClassInterfaceAttribute(ClassInterfaceType.None)> _
<GuidAttribute("3442EA23-18C4-4A00-8ABD-C4157880CAA7")> _
Public Class ForEachEnumeratorHostClass _
Implements ForEachEnumeratorHost, IDTSName100, IDTSObjectHost100, IDTSForEachEnumerator100, _
IDTSPropertiesProvider100
'用途
Dim instance As ForEachEnumeratorHostClass
[ClassInterfaceAttribute(ClassInterfaceType.None)]
[GuidAttribute("3442EA23-18C4-4A00-8ABD-C4157880CAA7")]
public class ForEachEnumeratorHostClass : ForEachEnumeratorHost,
IDTSName100, IDTSObjectHost100, IDTSForEachEnumerator100, IDTSPropertiesProvider100
[ClassInterfaceAttribute(ClassInterfaceType::None)]
[GuidAttribute(L"3442EA23-18C4-4A00-8ABD-C4157880CAA7")]
public ref class ForEachEnumeratorHostClass : ForEachEnumeratorHost,
IDTSName100, IDTSObjectHost100, IDTSForEachEnumerator100, IDTSPropertiesProvider100
[<ClassInterfaceAttribute(ClassInterfaceType.None)>]
[<GuidAttribute("3442EA23-18C4-4A00-8ABD-C4157880CAA7")>]
type ForEachEnumeratorHostClass =
class
interface ForEachEnumeratorHost
interface IDTSName100
interface IDTSObjectHost100
interface IDTSForEachEnumerator100
interface IDTSPropertiesProvider100
end
public class ForEachEnumeratorHostClass implements ForEachEnumeratorHost, IDTSName100, IDTSObjectHost100, IDTSForEachEnumerator100, IDTSPropertiesProvider100
ForEachEnumeratorHostClass 型別公開下列成員。
建構函式
名稱 | 說明 | |
---|---|---|
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ForEachEnumeratorHostClass | 基礎結構。Initializes a new instance of the ForEachEnumeratorHostClass class. |
上層
屬性
名稱 | 說明 | |
---|---|---|
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CollectionEnumerator | 基礎結構。Gets or sets a Boolean that indicates if the hosting enumerator is enumerating collections of objects or enumerating collections of collections. |
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CreationName | 基礎結構。Returns the string that is used by the run-time to create an instance of the ForEachItemEnumeratorClass object. This property is read-only. |
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DelayValidation | 基礎結構。Gets or sets a Boolean that indicates whether ForEachItemEnumeratorClass validation is delayed until the package runs. |
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Description | 基礎結構。Gets or sets description for the host. |
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HostType | 基礎結構。Gets an enumeration that describes the type of host that the ForEachItemEnumeratorClass is being used by. This property is read-only. |
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ID | 基礎結構。Returns the GUID assigned to the host. |
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InnerObject | 基礎結構。Returns the inner object of the host, which is the ForEachItemEnumeratorClass that is being hosted. |
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Name | 基礎結構。Gets or sets a name for the host. |
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Properties | 基礎結構。Returns a IDTSProperties100 collection that contains IDTSProperty100 objects. Each IDTSProperty100 has additional information about each task in the ForEachItemEnumeratorClass. |
上層
方法
名稱 | 說明 | |
---|---|---|
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ComputeExpressions | 基礎結構。Computes the expressions in the property collection. |
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Equals | (繼承自 Object。) |
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Finalize | (繼承自 Object。) |
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GetEnumerator | 基礎結構。Returns an IEnumerator interface for use in iterating over the ForEachItemEnumeratorClass. |
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GetExpression | 基礎結構。Returns a String that contains the expression for the specified property. Null means no expression is assigned. |
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GetHashCode | (繼承自 Object。) |
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GetType | (繼承自 Object。) |
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InitializeForEachEnumerator | 基礎結構。Initializes the properties associated with the task. |
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MemberwiseClone | (繼承自 Object。) |
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SetExpression | 基礎結構。Assigns the specified expression to the property. Specify nullnull 參考 (在 Visual Basic 中為 Nothing) to remove an existing expression from the property. |
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ToString | (繼承自 Object。) |
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Validate | 基礎結構。Allows the host to determine if there are invalid settings that will prevent the ForEachItemEnumeratorClass from executing successfully. |
上層
備註
For more information, see ForEachEnumeratorHost.
執行緒安全性
這個型別的任何公用 static (在 Visual Basic 中為 Shared) 成員都是執行緒安全的。並不是所有的執行個體成員都保證可以用於所有的執行緒。