PropertyInformation Sınıf

Tanım

public ref class PropertyInformation sealed

public sealed class PropertyInformation

type PropertyInformation = class

Public NotInheritable Class PropertyInformation

Devralma

Object

PropertyInformation

Örnekler

Aşağıdaki kod örneği, türün PropertyInformation nasıl kullanılacağını gösterir.

#region Using directives

using System;
using System.Collections.Generic;
using System.Text;
using System.Configuration;
using System.Web;
using System.Web.Configuration;

#endregion

namespace Samples.ConfigurationExamples
{
  class UsingPropertyInformation
  {
    static void Main(string[] args)
    {
      try
      {
        // Set the path of the config file.
        string configPath = "";

        // Get the Web application configuration object.
        Configuration config = 
          WebConfigurationManager.OpenWebConfiguration(configPath);

        // Get the section related object.
        AnonymousIdentificationSection configSection =
          (AnonymousIdentificationSection)config.GetSection
          ("system.web/anonymousIdentification");

        // Display title.
        Console.WriteLine("Configuration PropertyInformation");
        Console.WriteLine("Section: anonymousIdentification");

        // Instantiate a new PropertyInformationCollection object.
        PropertyInformationCollection propCollection =
          configSection.ElementInformation.Properties;

        // Display Collection Count.
        Console.WriteLine("Collection Count: {0}", 
          propCollection.Count);

        // Display properties of elements 
        // of the PropertyInformationCollection.
        foreach (PropertyInformation propertyItem in propCollection)
        {
          Console.WriteLine();
          Console.WriteLine("Property Details:");

          // Display the Name property.
          Console.WriteLine("Name: {0}", propertyItem.Name);

          // Display the Value property.
          Console.WriteLine("Value: {0}", propertyItem.Value);

          // Display the DefaultValue property.
          Console.WriteLine("DefaultValue: {0}", 
            propertyItem.DefaultValue);

          // Display the Type property.
          Console.WriteLine("Type: {0}", propertyItem.Type);

          // Display the IsKey property.
          Console.WriteLine("IsKey: {0}", propertyItem.IsKey);

          // Display the IsLocked property.
          Console.WriteLine("IsLocked: {0}", propertyItem.IsLocked);

          // Display the IsModified property.
          Console.WriteLine("IsModified: {0}", propertyItem.IsModified);

          // Display the IsRequired property.
          Console.WriteLine("IsRequired: {0}", propertyItem.IsRequired);

          // Display the LineNumber property.
          Console.WriteLine("LineNumber: {0}", propertyItem.LineNumber);

          // Display the Source property.
          Console.WriteLine("Source: {0}", propertyItem.Source);

          // Display the Validator property.
          Console.WriteLine("Validator: {0}", propertyItem.Validator);

          // Display the ValueOrigin property.
          Console.WriteLine("ValueOrigin: {0}", propertyItem.ValueOrigin);
        }

        Console.WriteLine("");
        Console.WriteLine("Configuration - Accessing an Attribute");
        // Create EllementInformation object.
        ElementInformation elementInfo =
          configSection.ElementInformation;
        // Create a PropertyInformationCollection object.
        PropertyInformationCollection propertyInfoCollection =
          elementInfo.Properties;
        // Create a PropertyInformation object.
        PropertyInformation myPropertyInfo =
          propertyInfoCollection["enabled"];
        // Display the property value.
        Console.WriteLine
          ("anonymousIdentification Section - Enabled: {0}",
          myPropertyInfo.Value);
      }

      catch (Exception e)
      {
        // Error.
        Console.WriteLine(e.ToString());
      }

      // Display and wait.
      Console.ReadLine();
    }
  }
}

Imports System.Collections.Generic
Imports System.Text
Imports System.Configuration
Imports System.Web
Imports System.Web.Configuration

Namespace Samples.ConfigurationExamples
  Class UsingPropertyInformation
    Public Shared Sub Main()
      Try
        ' Set the path of the config file.
        Dim configPath As String = ""

        ' Get the Web application configuration object.
        Dim config As Configuration = _
          WebConfigurationManager.OpenWebConfiguration(configPath)

        ' Get the section related object.

        Dim configSection As AnonymousIdentificationSection = _
        CType(config.GetSection("system.web/anonymousIdentification"), _
        AnonymousIdentificationSection)

        ' Display title.
        Console.WriteLine("Configuration PropertyInformation")
        Console.WriteLine("Section: anonymousIdentification")

        ' Instantiate a new PropertyInformationCollection object.
        Dim propCollection As PropertyInformationCollection = _
         configSection.ElementInformation.Properties()

        ' Display Collection Count.
        Console.WriteLine("Collection Count: {0}", _
          propCollection.Count)

        ' Display properties of elements 
        ' of the PropertyInformationCollection.
        For Each propertyItem As PropertyInformation In propCollection
          Console.WriteLine()
          Console.WriteLine("Property Details:")

          ' Display the Name property.
          Console.WriteLine("Name: {0}", propertyItem.Name)

          ' Display the Value property.
          Console.WriteLine("Value: {0}", propertyItem.Value)

          ' Display the DefaultValue property.
          Console.WriteLine("DefaultValue: {0}", _
            propertyItem.DefaultValue) _

          ' Display the Type property.
          Console.WriteLine("Type: {0}", propertyItem.Type)

          ' Display the IsKey property.
          Console.WriteLine("IsKey: {0}", propertyItem.IsKey)

          ' Display the IsLocked property.
          Console.WriteLine("IsLocked: {0}", propertyItem.IsLocked)

          ' Display the IsModified property.
          Console.WriteLine("IsModified: {0}", propertyItem.IsModified)

          ' Display the IsRequired property.
          Console.WriteLine("IsRequired: {0}", propertyItem.IsRequired)

          ' Display the LineNumber property.
          Console.WriteLine("LineNumber: {0}", propertyItem.LineNumber)

          ' Display the Source property.
          Console.WriteLine("Source: {0}", propertyItem.Source)

          ' Display the Validator property.
          Console.WriteLine("Validator: {0}", propertyItem.Validator)

          ' Display the ValueOrigin property.
          Console.WriteLine("ValueOrigin: {0}", propertyItem.ValueOrigin)
        Next

        Console.WriteLine("")
        Console.WriteLine("Configuration - Accessing an Attribute")
        ' Create EllementInformation object.
        Dim elementInfo As ElementInformation = _
        configSection.ElementInformation()
        ' Create a PropertyInformationCollection object.
        Dim propertyInfoCollection As PropertyInformationCollection = _
        elementInfo.Properties()
        ' Create a PropertyInformation object.
        Dim myPropertyInfo As PropertyInformation = _
          propertyInfoCollection("enabled")
        ' Display the property value.
        Console.WriteLine _
          ("anonymousIdentification Section - Enabled: {0}", _
          myPropertyInfo.Value)

      Catch e As Exception
        ' Error.
        Console.WriteLine("Error: {0}", _
          e.Message.ToString())
      End Try

      ' Display and wait.
      Console.ReadLine()
    End Sub
  End Class
End Namespace

Açıklamalar

PropertyInformation nesnesi, yapılandırma içindeki tek bir özelliğin meta bilgilerini içerir. Bu nesne, tek bir özniteliğin özelliklerini doğrularken ve değiştirirken kullanılabilir.

PropertyInformation nesnesi ilişkili PropertyInformationCollection nesneden türetilir. PropertyInformationCollection nesnesi ilişkili ElementInformation nesneden türetilir.

Özellikler

Yöntemler

Şunlara uygulanır

Ayrıca bkz.

• PropertyInformationCollection
• ElementInformation
• ConfigurationElement