PropertyInformation クラス

定義

構成内の個々のプロパティのメタ情報が含まれています。Contains meta-information on an individual property within the configuration. この型は継承できません。This type cannot be inherited.

public ref class PropertyInformation sealed
public sealed class PropertyInformation
type PropertyInformation = class
Public NotInheritable Class PropertyInformation
継承
PropertyInformation

PropertyInformation 型の使用方法を次のコード例に示します。The following code example demonstrates how to use the PropertyInformation type.

#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

注釈

PropertyInformation オブジェクトには、構成内の個々のプロパティのメタ情報が含まれています。The PropertyInformation object contains the meta-information of an individual property within the configuration. このオブジェクトは、個々の属性のプロパティを検証および変更するときに使用できます。This object can be used when validating and changing the properties of an individual attribute.

PropertyInformation オブジェクトは、関連付けられた PropertyInformationCollection オブジェクトから派生します。The PropertyInformation object is derived from the associated PropertyInformationCollection object. PropertyInformationCollection オブジェクトは、関連付けられた ElementInformation オブジェクトから派生します。The PropertyInformationCollection object is derived from the associated ElementInformation object.

プロパティ

Converter

構成属性に関連する TypeConverter オブジェクトを取得します。Gets the TypeConverter object related to the configuration attribute.

DefaultValue

構成属性に関連する既定値を格納しているオブジェクトを取得します。Gets an object containing the default value related to a configuration attribute.

Description

構成属性に対応するオブジェクトの説明を取得します。Gets the description of the object that corresponds to a configuration attribute.

IsKey

構成属性がキーであるかどうかを指定する値を取得します。Gets a value specifying whether the configuration attribute is a key.

IsLocked

構成属性がロックされているかどうかを指定する値を取得します。Gets a value specifying whether the configuration attribute is locked.

IsModified

構成属性が変更されているかどうかを指定する値を取得します。Gets a value specifying whether the configuration attribute has been modified.

IsRequired

構成属性が必須かどうかを指定する値を取得します。Gets a value specifying whether the configuration attribute is required.

LineNumber

構成属性に関連する構成ファイル内の行番号を取得します。Gets the line number in the configuration file related to the configuration attribute.

Name

構成属性に対応するオブジェクトの名前を取得します。Gets the name of the object that corresponds to a configuration attribute.

Source

構成属性に対応するソース ファイルを取得します。Gets the source file that corresponds to a configuration attribute.

Type

構成属性に対応するオブジェクトの Type を取得します。Gets the Type of the object that corresponds to a configuration attribute.

Validator

構成属性に関連する ConfigurationValidatorBase オブジェクトを取得します。Gets a ConfigurationValidatorBase object related to the configuration attribute.

Value

構成属性に関連する値が格納されているオブジェクトを取得または設定します。Gets or sets an object containing the value related to a configuration attribute.

ValueOrigin

構成属性に関連する PropertyValueOrigin オブジェクトを取得します。Gets a PropertyValueOrigin object related to the configuration attribute.

メソッド

Equals(Object)

指定されたオブジェクトが現在のオブジェクトと等しいかどうかを判定します。Determines whether the specified object is equal to the current object.

(継承元 Object)
GetHashCode()

既定のハッシュ関数として機能します。Serves as the default hash function.

(継承元 Object)
GetType()

現在のインスタンスの Type を取得します。Gets the Type of the current instance.

(継承元 Object)
MemberwiseClone()

現在の Object の簡易コピーを作成します。Creates a shallow copy of the current Object.

(継承元 Object)
ToString()

現在のオブジェクトを表す string を返します。Returns a string that represents the current object.

(継承元 Object)

適用対象

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