ForEachEnumerator 类

Enumerates over the items that the ForEachLoop is assigned to iterate over.

命名空间:  Microsoft.SqlServer.Dts.Runtime
程序集:  Microsoft.SqlServer.ManagedDTS(在 Microsoft.SqlServer.ManagedDTS.dll 中)

语法

声明
Public MustInherit Class ForEachEnumerator _
    Inherits DtsObject _
    Implements IDTSForEachEnumerator
用法
Dim instance As ForEachEnumerator
public abstract class ForEachEnumerator : DtsObject, 
    IDTSForEachEnumerator
public ref class ForEachEnumerator abstract : public DtsObject, 
    IDTSForEachEnumerator
[<AbstractClassAttribute>]
type ForEachEnumerator =  
    class
        inherit DtsObject
        interface IDTSForEachEnumerator
    end
public abstract class ForEachEnumerator extends DtsObject implements IDTSForEachEnumerator

ForEachEnumerator 类型公开以下成员。

构造函数

  名称 说明
公共方法 ForEachEnumerator Initializes a new instance of the ForEachEnumerator class.

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属性

  名称 说明
公共属性 CollectionEnumerator Gets or sets Boolean that indicates if the foreach loop enumerator is enumerating collections of objects or enumerating collections of collections.
公共属性 Version Returns the version number of the package. This property is read-only.

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方法

  名称 说明
公共方法 CanUpdate A Boolean that indicates if the new package XML can update the old package XML.
公共方法 Equals Determines whether two object instances are equal. (从 DtsObject 继承。)
受保护方法 Finalize (从 Object 继承。)
公共方法 GetEnumerator Returns a managed enumerator, IEnumerator, for iterating over the collections.
公共方法 GetHashCode Returns the hash code for this instance. (从 DtsObject 继承。)
公共方法 GetType (从 Object 继承。)
公共方法 InitializeForEachEnumerator Initializes the properties associated with the task. This method is called by the runtime and is not used in code.
受保护方法 MemberwiseClone (从 Object 继承。)
公共方法 ToString (从 Object 继承。)
公共方法 Update This method updates the old package XML with the new package XML if CanUpdate is set to true.
公共方法 Validate Allows the container to determine if it contains invalid settings that will prevent it from executing successfully.

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注释

This class provides the abstract (MustInherit in Visual Basic) base class for enumerators over the foreach loop collection. Inherits from DtsObject and IDTSForEachEnumerator.

线程安全

此类型的任何公共 static(在 Visual Basic 中为 Shared) 成员都是线程安全的。不保证所有实例成员都是线程安全的。