DTSReadOnlyCollectionBase.GetEnumerator Método

Definición

Espacio de nombres:

Microsoft.SqlServer.Dts.Runtime

Ensamblado:

Microsoft.SqlServer.ManagedDTS.dll

Devuelve un enumerador que puede iterar a través de la instancia de DTSReadOnlyCollectionBase.

public:
 virtual System::Collections::IEnumerator ^ GetEnumerator();

public System.Collections.IEnumerator GetEnumerator ();

abstract member GetEnumerator : unit -> System.Collections.IEnumerator
override this.GetEnumerator : unit -> System.Collections.IEnumerator

Public Function GetEnumerator () As IEnumerator

Devoluciones

IEnumerator

Devuelve un IEnumerator para la DTSReadOnlyCollectionBase instancia de .

Implementaciones

GetEnumerator()

Ejemplos

En el ejemplo de código siguiente se usa la LogProviders clase para mostrar el uso de GetEnumerator. La LogProviders colección hereda de DTSReadOnlyCollectionBasey invalida para GetEnumerator proporcionar un enumerador adecuado para su colección.

using System;  
using System.Collections.Generic;  
using System.Text;  
using Microsoft.SqlServer.Dts.Runtime;  

namespace LogProviderInfos_testing  
{  
    class Program  
    {  
        static void Main(string[] args)  
        {  
            // The package is one of the SSIS Samples. The package  
            // was modified in the designer to log to the SSIS log  
             // provider for Text files before being loaded  
            // for this code example.  
            string mySample = @"C:\Program Files\Microsoft SQL Server\100\Samples\Integration Services\Package Samples\CalculatedColumns Sample\CalculatedColumns\CalculatedColumns.dtsx";  
            // Create the Application, and load the sample.  
            Application app = new Application();  
            Package pkg = app.LoadPackage(mySample, null);  

            // Get the LogProviders collection from the package.  
            LogProviders logProvs = pkg.LogProviders;  

            //Create the Enumerator.  
            LogProviderEnumerator myEnumerator = logProvs.GetEnumerator();  
             Console.WriteLine("The collection contains the following values:");  
            int i = 0;  
            while ((myEnumerator.MoveNext()) && (myEnumerator.Current != null))  
                Console.WriteLine("[{0}] {1}", i++, myEnumerator.Current.Name);  
        }  
    }  
}  

Imports System  
Imports System.Collections.Generic  
Imports System.Text  
Imports Microsoft.SqlServer.Dts.Runtime  

Namespace LogProviderInfos_testing  
    Class Program  
        Shared  Sub Main(ByVal args() As String)  
            ' The package is one of the SSIS Samples. The package  
            ' was modified in the designer to log to the SSIS log  
             ' provider for Text files before being loaded  
            ' for this code example.  
            Dim mySample As String =  "C:\Program Files\Microsoft SQL Server\100\Samples\Integration Services\Package Samples\CalculatedColumns Sample\CalculatedColumns\CalculatedColumns.dtsx"   
            ' Create the Application, and load the sample.  
            Dim app As Application =  New Application()   
            Dim pkg As Package =  app.LoadPackage(mySample,Nothing)   

            ' Get the LogProviders collection from the package.  
            Dim logProvs As LogProviders =  pkg.LogProviders   

            'Create the Enumerator.  
            Dim myEnumerator As LogProviderEnumerator =  logProvs.GetEnumerator()   
             Console.WriteLine("The collection contains the following values:")  
            Dim i As Integer =  0   
            While (myEnumerator.MoveNext()) &&(myEnumerator.Current <> Nothing)  
            Console.WriteLine("[{0}] {1}",i = Console.WriteLine("[{0}] {1}",i + 1  
            End While  
        End Sub  
    End Class  
End Namespace  

Salida del ejemplo:

La colección contiene los siguientes valores:

[0] Proveedor de registro de SSIS para archivos de texto