DTSReadOnlyCollectionBase.Count Свойство

Определение

Возвращает количество элементов, содержащихся в экземпляре DTSReadOnlyCollectionBase.

public:
 property int Count { int get(); };
public int Count { get; }
member this.Count : int
Public ReadOnly Property Count As Integer

Значение свойства

Целочисленное значение, которое указывает количество элементов, содержащихся в экземпляре DTSReadOnlyCollectionBase.

Реализации

Примеры

В следующем примере кода показано, как наследующий класс, LogProviders коллекция, использует Count свойство.

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

namespace LogProviders_Tests  
{  
    class Program  
    {  
        static void Main(string[] args)  
        {  
            // The package is one of the SSIS Samples.  
            string mySample = @"C:\Program Files\Microsoft SQL Server\100\Samples\Integration Services\Package Samples\ExecuteProcess Sample\ExecuteProcess\UsingExecuteProcess.dtsx";  

            // Create the Application, and load the sample.  
            Application app = new Application();  
            Package pkg = app.LoadPackage(mySample, null);  
            LogProviders logProvs = pkg.LogProviders;  

            // Count the number of providers in the package.  
            int countProvs = logProvs.Count;  
            Console.WriteLine("Initial number of log providers: {0}", countProvs);  

            // Since the package that was loaded only contained the  
            // SSIS Log provider for Text files, let's add the SQL  
            // Server log provider.  
            LogProvider logProv = pkg.LogProviders.Add("DTS.LogProviderSQLServer.1");  

            // Count how many log providers are in the collection now.  
            countProvs = logProvs.Count;  
            Console.WriteLine("The number of log providers now: {0}", countProvs);  
            Console.WriteLine("----------------------------");  

            foreach (LogProvider lp in logProvs)  
            {  
                Console.WriteLine("Log Provider Name: {0}", lp.Name);  
            }  
        }  
    }  
}  
Imports System  
Imports System.Collections.Generic  
Imports System.Text  
Imports Microsoft.SqlServer.Dts.Runtime  

Namespace LogProviders_Tests  
    Class Program  
        Shared  Sub Main(ByVal args() As String)  
            ' The package is one of the SSIS Samples.  
            Dim mySample As String =  "C:\Program Files\Microsoft SQL Server\100\Samples\Integration Services\Package Samples\ExecuteProcess Sample\ExecuteProcess\UsingExecuteProcess.dtsx"   

            ' Create the Application, and load the sample.  
            Dim app As Application =  New Application()   
            Dim pkg As Package =  app.LoadPackage(mySample,Nothing)   
            Dim logProvs As LogProviders =  pkg.LogProviders   

            ' Count the number of providers in the package.  
            Dim countProvs As Integer =  logProvs.Count   
            Console.WriteLine("Initial number of log providers: {0}", countProvs)  

            ' Since the package that was loaded only contained the  
            ' SSIS Log provider for Text files, let's add the SQL  
            ' Server log provider.  
            Dim logProv As LogProvider =  pkg.LogProviders.Add("DTS.LogProviderSQLServer.1")   

            ' Count how many log providers are in the collection now.  
            countProvs = logProvs.Count  
            Console.WriteLine("The number of log providers now: {0}", countProvs)  
            Console.WriteLine("----------------------------")  

            Dim lp As LogProvider  
            For Each lp In logProvs  
                Console.WriteLine("Log Provider Name: {0}", lp.Name)  
            Next  
        End Sub  
    End Class  
End Namespace  

Образец вывода:

Начальное число поставщиков журналов: 1

Количество поставщиков журналов: 2

----------------------------

Имя поставщика журнала: {FCA3ACD4-C080-4B67-A1AA-45118D3DA672}

Имя поставщика журналов: поставщик журналов служб SSIS для текстовых файлов

Применяется к