Authorization コンストラクタ

.NET Framework クラス ライブラリ リファレンス

Authorization コンストラクタ (String)

Authorization クラスの新しいインスタンスを、指定した承認メッセージを使用して作成します。

名前空間: System.Net
アセンブリ: System (system.dll 内)
構文

Visual Basic (宣言)

Public Sub New ( _
    token As String _
)

Visual Basic (使用法)

Dim token As String

Dim instance As New Authorization(token)

C#

public Authorization (
    string token
)

C++

public:
Authorization (
    String^ token
)

J#

public Authorization (
    String token
)

JScript

public function Authorization (
    token : String
)

パラメータ

token

サーバーが受信する暗号化された承認メッセージ。

解説

Authorization インスタンスは、Message プロパティを token に設定し、Complete プロパティを true に設定して作成します。

使用例

Authorization オブジェクトを作成する方法を次のコード例に示します。詳細については、AuthenticationManager クラスのトピックを参照してください。

Visual Basic

  ' Authenticate is the core method for this custom authentication.
  ' When an Internet resource requests authentication, the WebRequest.GetResponse
 
  ' method calls the AuthenticationManager.Authenticate method. This
 method, in 
  ' turn, calls the Authenticate method on each of the registered authentication
  ' modules, in the order in which they were registered. When the authentication
 is 
  ' complete an Authorization object is returned to the WebRequest.
  Public Function Authenticate(ByVal
 challenge As String, ByVal
 request As WebRequest, ByVal credentials As ICredentials) As Authorization _
      Implements IAuthenticationModule.Authenticate


    Dim ASCII As Encoding = Encoding.ASCII

    ' Get the username and password from the credentials
    Dim MyCreds As NetworkCredential = credentials.GetCredential(request.RequestUri,
 "Basic")

    If PreAuthenticate(request, credentials) Is
 Nothing Then
      Console.WriteLine(ControlChars.Lf + " Pre-authentication
 is not allowed.")
    Else
      Console.WriteLine(ControlChars.Lf + " Pre-authentication
 is allowed.")
    End If
    ' Verify that the challenge satisfies the authorization requirements.
    Dim challengeOk As Boolean
 = checkChallenge(challenge, MyCreds.Domain)

    If Not challengeOk Then
      Return Nothing
    End If

    ' Create the encrypted string according to the Basic authentication
 format as
    ' follows:
    ' a)Concatenate the username and password separated by colon;
    ' b)Apply ASCII encoding to obtain a stream of bytes;
    ' c)Apply Base64 encoding to this array of bytes to obtain the encoded
 
    ' authorization.
    Dim BasicEncrypt As String
 = MyCreds.UserName + ":" + MyCreds.Password

    Dim BasicToken As String
 = "Basic " + Convert.ToBase64String(ASCII.GetBytes(BasicEncrypt))

    ' Create an Authorization object using the encoded authorization
 above.
    Dim resourceAuthorization As New
 Authorization(BasicToken)

    ' Get the Message property, which contains the authorization string
 that the 
    ' client returns to the server when accessing protected resources.
    Console.WriteLine(ControlChars.Lf + " Authorization Message:{0}",
 resourceAuthorization.Message)

    ' Get the Complete property, which is set to true when the authentication
 process 
    ' between the client and the server is finished.
    Console.WriteLine(ControlChars.Lf + " Authorization Complete:{0}",
 resourceAuthorization.Complete)

    Console.WriteLine(ControlChars.Lf + " Authorization ConnectionGroupId:{0}",
 resourceAuthorization.ConnectionGroupId)


    Return resourceAuthorization
  End Function 'Authenticate
End Class 'CustomBasic 

C#

// Authenticate is the core method for this custom authentication.
// When an Internet resource requests authentication, the WebRequest.GetResponse
 
// method calls the AuthenticationManager.Authenticate method. This
 method, in 
// turn, calls the Authenticate method on each of the registered authentication
// modules, in the order in which they were registered. When the authentication
 is 
// complete an Authorization object is returned to the WebRequest.
public Authorization Authenticate(String challenge, WebRequest
 request, ICredentials credentials) 
{
  Encoding ASCII = Encoding.ASCII;        

  // Get the username and password from the credentials
  NetworkCredential MyCreds = credentials.GetCredential(request.RequestUri, "Basic");
        

  if (PreAuthenticate(request, credentials) == null)
    Console.WriteLine("\n Pre-authentication is not allowed.");
  else
    Console.WriteLine("\n Pre-authentication is allowed.");

  // Verify that the challenge satisfies the authorization requirements.
  bool challengeOk = checkChallenge(challenge, MyCreds.Domain);

  if (!challengeOk)
    return null;

  // Create the encrypted string according to the Basic authentication
 format as
  // follows:
  // a)Concatenate the username and password separated by colon;
  // b)Apply ASCII encoding to obtain a stream of bytes;
  // c)Apply Base64 encoding to this array of bytes to obtain the encoded
 
  // authorization.
  string BasicEncrypt = MyCreds.UserName + ":" + MyCreds.Password;

  string BasicToken = "Basic " + Convert.ToBase64String(ASCII.GetBytes(BasicEncrypt));

  // Create an Authorization object using the encoded authorization
 above.
  Authorization resourceAuthorization = new Authorization(BasicToken);

  // Get the Message property, which contains the authorization string
 that the 
  // client returns to the server when accessing protected resources.
  Console.WriteLine("\n Authorization Message:{0}",resourceAuthorization.Message);

  // Get the Complete property, which is set to true when the authentication
 process 
  // between the client and the server is finished.
  Console.WriteLine("\n Authorization Complete:{0}",resourceAuthorization.Complete);

  Console.WriteLine("\n Authorization ConnectionGroupId:{0}",resourceAuthorization.ConnectionGroupId);


  return resourceAuthorization;
}

C++

// Authenticate is the core method for this custom authentication.
// When an internet resource requests authentication, the WebRequest::GetResponse
// method calls the AuthenticationManager::Authenticate method. This
 method, in
// turn, calls the Authenticate method on each of the registered authentication
// modules, in the order they were registered. When the authentication
 is
// complete an Authorization object is returned to the WebRequest, as
// shown by this routine's retun type.
virtual Authorization^ Authenticate( String^ challenge, WebRequest^ request, ICredentials^
 credentials )
{
   Encoding^ ASCII = Encoding::ASCII;
   
   // Get the username and password from the credentials
   NetworkCredential^ MyCreds = credentials->GetCredential( request->RequestUri,
 "Basic" );
   if ( PreAuthenticate( request, credentials ) == nullptr )
         Console::WriteLine( "\n Pre-authentication is not allowed." );
   else
         Console::WriteLine( "\n Pre-authentication is allowed." );

   
   // Verify that the challenge satisfies the authorization requirements.
   bool challengeOk = checkChallenge( challenge, MyCreds->Domain
 );
   if (  !challengeOk )
         return nullptr;

   
   // Create the encrypted string according to the Basic authentication
 format as
   // follows:
   // a)Concatenate username and password separated by colon;
   // b)Apply ASCII encoding to obtain a stream of bytes;
   // c)Apply Base64 Encoding to this array of bytes to obtain the encoded
   // authorization.
   String^ BasicEncrypt = String::Concat( MyCreds->UserName, ":", MyCreds->Password
 );
   String^ BasicToken = String::Concat( "Basic ", Convert::ToBase64String(
 ASCII->GetBytes( BasicEncrypt ) ) );
   
   // Create an Authorization object using the above encoded authorization.
   Authorization^ resourceAuthorization = gcnew Authorization( BasicToken );
   
   // Get the Message property which contains the authorization string
 that the
   // client returns to the server when accessing protected resources
   Console::WriteLine( "\n Authorization Message: {0}", resourceAuthorization->Message
 );
   
   // Get the Complete property which is set to true when the authentication
 process
   // between the client and the server is finished.
   Console::WriteLine( "\n Authorization Complete: {0}", resourceAuthorization->Complete
 );
   
   Console::WriteLine( "\n Authorization ConnectionGroupId: {0}", resourceAuthorization->ConnectionGroupId
 );
   return resourceAuthorization;
}

J#

// Authenticate is the core method for this custom authentication.
// When an Internet resource requests authentication, the WebRequest.
// GetResponse  method calls the AuthenticationManager.Authenticate
 method. 
// This method, in  turn, calls the Authenticate method on each of the
 
// registered authentication modules, in the order in which they were
 
// registered. When the authentication is  complete an Authorization
 object 
// is returned to the WebRequest.
public Authorization Authenticate(
    String challenge, WebRequest request, ICredentials credentials)
{
    Encoding ascii = Encoding.get_ASCII();

    // Get the username and password from the credentials
    NetworkCredential myCreds = credentials.GetCredential(
                                request.get_RequestUri(), "Basic");
    if (PreAuthenticate(request, credentials) == null)
 {
        Console.WriteLine("\n Pre-authentication is not allowed.");
    }
    else {
        Console.WriteLine("\n Pre-authentication is allowed.");
    }

    // Verify that the challenge satisfies the authorization requirements.
    boolean challengeOk = CheckChallenge(challenge, myCreds.get_Domain());

    if (!(challengeOk)) {
        return null;
    }
    // Create the encrypted string according to the Basic authentication
 
    // format as follows:
    // a)Concatenate the username and password separated by colon;
    // b)Apply ascii encoding to obtain a stream of bytes;
    // c)Apply Base64 encoding to this array of bytes to obtain the encoded
 
    // authorization.
    String basicEncrypt = myCreds.get_UserName() + ":" 
        + myCreds.get_Password();
    String basicToken = "Basic " 
        + Convert.ToBase64String(ascii.GetBytes(basicEncrypt));

    // Create an Authorization object using the encoded
    // authorization above.
    Authorization resourceAuthorization = new Authorization(basicToken);

    // Get the Message property, which contains the authorization string
 
    // that the client returns to the server when accessing protected
 
    // resources.
    Console.WriteLine("\n Authorization Message:{0}", 
        resourceAuthorization.get_Message());

    // Get the Complete property, which is set to true when the 
    // authentication process between the client and the
    // server is finished.
    Console.WriteLine("\n Authorization Complete:{0}", 
        System.Convert.ToString(resourceAuthorization.get_Complete()));

    Console.WriteLine("\n Authorization ConnectionGroupId:{0}", 
        resourceAuthorization.get_ConnectionGroupId());
    return resourceAuthorization;
} //Authenticate

プラットフォーム

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

開発プラットフォームの中には、.NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。

バージョン情報

.NET Framework
サポート対象 : 2.0、1.1、1.0
.NET Compact Framework
サポート対象 : 2.0、1.0

参照

関連項目
Authorization クラス
Authorization メンバ
System.Net 名前空間

Authorization コンストラクタ (String, Boolean, String)

Authorization クラスの新しいインスタンスを、指定した承認メッセージ、承認の完了ステータス、および接続グループ識別子を使用して作成します。

名前空間: System.Net
アセンブリ: System (system.dll 内)
構文

Visual Basic (宣言)

Public Sub New ( _
    token As String, _
    finished As Boolean, _
    connectionGroupId As String _
)

Visual Basic (使用法)

Dim token As String
Dim finished As Boolean
Dim connectionGroupId As String

Dim instance As New Authorization(token,
 finished, connectionGroupId)

C#

public Authorization (
    string token,
    bool finished,
    string connectionGroupId
)

C++

public:
Authorization (
    String^ token, 
    bool finished, 
    String^ connectionGroupId
)

J#

public Authorization (
    String token, 
    boolean finished, 
    String connectionGroupId
)

JScript

public function Authorization (
    token : String, 
    finished : boolean, 
    connectionGroupId : String
)

パラメータ

token

サーバーが受信する暗号化された承認メッセージ。

finished

承認試行の完了ステータス。承認試行が完了した場合は true。それ以外の場合は false。

connectionGroupId

この承認方式だけにバインドされるプライベート クライアント サーバー接続を作成するために使用できる一意の識別子。

使用例

指定した承認メッセージ、承認の完了ステータス、および接続グループ識別子を使用して、Authorization クラスの新しいインスタンスを作成するコード例を次に示します。

Visual Basic

Public Function Authenticate(challenge As
 String, request As WebRequest, credentials
 As ICredentials) As Authorization Implements IAuthenticationModule.Authenticate
    Try
        Dim message As String
        ' Check if Challenge string was raised by a site which requires
 CloneBasic authentication.
        If challenge Is Nothing
 Or Not challenge.StartsWith("CloneBasic")
 Then
            Return Nothing
        End If
        Dim myCredentials As NetworkCredential
        If TypeOf credentials Is
 CredentialCache Then
            myCredentials = credentials.GetCredential(request.RequestUri, "CloneBasic")
            If myCredentials Is Nothing
 Then
                Return Nothing
            End If
        Else
            myCredentials = CType(credentials, NetworkCredential)
        End If 'Message encryption
 scheme : 
        '        a)Concatenate username and password seperated by space
        '        b)Apply ASCII encoding to obtain a stream of bytes
        '        c)Apply Base64 Encoding to this array of bytes to obtain
 our encoded authorization message

        message = myCredentials.UserName + " " + myCredentials.Password
        'Apply AsciiEncoding to our user name and password to obtain
 it as an array of bytes
        Dim asciiEncoding As Encoding = Encoding.ASCII
        Dim byteArray(asciiEncoding.GetByteCount(message)) As
 Byte
        byteArray = asciiEncoding.GetBytes(message)

        'Perform Base64 transform
        message = Convert.ToBase64String(byteArray)
        'The following overloaded contructor sets the 'Message' property
 of authorization to the base64 string
        '         *that  we just formed and it also sets the 'Complete'
 property to true and the connection group id
        '         *to the domain of the NetworkCredential object
        Dim myAuthorization As New
 Authorization("CloneBasic " + message, True,
 request.ConnectionGroupName)
        Return myAuthorization
    Catch e As Exception
        Console.WriteLine(("Exception Raised ...:"
 + e.Message))
        Return Nothing
    End Try
End Function 'Authenticate

C#

public Authorization Authenticate( string challenge,WebRequest
 request,ICredentials credentials)
{
    try
    {
        string message;
        // Check if Challenge string was raised by a site which requires
 CloneBasic authentication.
        if ((challenge == null) || (!challenge.StartsWith("CloneBasic")))
            return null; 
        NetworkCredential myCredentials;
        if (credentials is CredentialCache)
        {
            myCredentials = credentials.GetCredential(request.RequestUri,"CloneBasic");
            if (myCredentials == null)
                return null;
        }
        else    
            myCredentials = (NetworkCredential)credentials; 
    // Message encryption scheme : 
    // a)Concatenate username and password seperated by space;
    // b)Apply ASCII encoding to obtain a stream of bytes;
    // c)Apply Base64 Encoding to this array of bytes to obtain our
 encoded authorization message.

        message = myCredentials.UserName + " " + myCredentials.Password;
        // Apply AsciiEncoding to our user name and password to obtain
 it as an array of bytes.
        Encoding asciiEncoding = Encoding.ASCII;
        byte[] byteArray = new byte[asciiEncoding.GetByteCount(message)];
        byteArray = asciiEncoding.GetBytes(message);

        // Perform Base64 transform.
        message = Convert.ToBase64String(byteArray);
    // The following overloaded contructor sets the 'Message' property
 of authorization to the base64 string;
    // that  we just formed and it also sets the 'Complete' property
 to true and the connection group id;
    // to the domain of the NetworkCredential object.
        Authorization myAuthorization = new Authorization("CloneBasic
 " + message,true,request.ConnectionGroupName);
        return myAuthorization;
    }
    catch(Exception e)
    {
            Console.WriteLine("Exception Raised ...:"+e.Message);    
        return null;
    }
  }

C++

virtual Authorization^ Authenticate( String^ challenge, WebRequest^ request, ICredentials^
 credentials )
{
   try
   {
      String^ message;

      // Check if Challenge String* was raised by a site which requires
 CloneBasic authentication.
      if ( (challenge == nullptr) || ( !challenge->StartsWith(
 "CloneBasic" )) )
               return nullptr;
      NetworkCredential^ myCredentials;
      if ( dynamic_cast<CredentialCache^>(credentials) ==
 nullptr )
      {
         myCredentials = credentials->GetCredential( request->RequestUri, "CloneBasic"
 );
         if ( myCredentials == nullptr )
                     return nullptr;
      }
      else
               myCredentials = dynamic_cast<NetworkCredential^>(credentials);

      // Message encryption scheme :
      // a)Concatenate username and password seperated by space;
      // b)Apply ASCII encoding to obtain a stream of bytes;
      // c)Apply Base64 Encoding to this array of bytes to obtain our
 encoded authorization message.
      message = String::Concat( myCredentials->UserName, " ", myCredentials->Password
 );

      // Apply AsciiEncoding to our user name and password to obtain
 it as an array of bytes.
      Encoding^ asciiEncoding = Encoding::ASCII;
      array<Byte>^byteArray = gcnew array<Byte>(asciiEncoding->GetByteCount(
 message ));
      byteArray = asciiEncoding->GetBytes( message );

      // Perform Base64 transform.
      message = Convert::ToBase64String( byteArray );

      // The following overloaded contructor sets the 'Message' property
 of authorization to the base64 String*;
      // that  we just formed and it also sets the 'Complete' property
 to true and the connection group id;
      // to the domain of the NetworkCredential Object*.
      Authorization^ myAuthorization = gcnew Authorization( String::Concat( "CloneBasic
 ", message, true, request->ConnectionGroupName ) );
      return myAuthorization;
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( "Exception Raised ...: {0}", e->Message );
      return nullptr;
   }
}

J#

public Authorization Authenticate(String challenge, WebRequest
 request, 
    ICredentials credentials)
{
    try {
        String message;

        // Check if Challenge string was raised by a site which requires
 
        // CloneBasic authentication.
        if (challenge == null || !(challenge.StartsWith("CloneBasic")))
 {
            return null;
        }

        NetworkCredential myCredentials;
        if (credentials instanceof CredentialCache) {
            myCredentials = credentials.GetCredential(
                request.get_RequestUri(), "CloneBasic");
            if (myCredentials == null) {
                return null;
            }
        }
        else {
            myCredentials = (NetworkCredential)credentials;
        } 
        // Message encryption scheme : 
        // a)Concatenate username and password seperated by space;
        // b)Apply ASCII encoding to obtain a stream of bytes;
        // c)Apply Base64 Encoding to this array of bytes to obtain
 our 
        //   encoded authorization message.
        message = myCredentials.get_UserName() + " " 
            + myCredentials.get_Password();

        // Apply AsciiEncoding to our user name and password to obtain
 it 
        // as an array of bytes.
        Encoding asciiEncoding = Encoding.get_ASCII();
        ubyte byteArray[] = new ubyte[asciiEncoding.GetByteCount(message)];
        byteArray = asciiEncoding.GetBytes(message);

        // Perform Base64 transform.
        message = Convert.ToBase64String(byteArray);

        // The following overloaded contructor sets the 'Message' property
 
        // of authorization to the base64 string;
        // that  we just formed and it also sets the 'Complete' property
 
        // to true and the connection group id to the domain
        // of the NetworkCredential object.
        Authorization myAuthorization = new Authorization("CloneBasic
 " 
            + message, true, request.get_ConnectionGroupName());

        return myAuthorization;
    }
    catch (System.Exception e) {
        Console.WriteLine("Exception Raised...:" + e.get_Message());
        return null;
    }
} //Authenticate

プラットフォーム

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

開発プラットフォームの中には、.NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。

バージョン情報

.NET Framework
サポート対象 : 2.0、1.1、1.0
.NET Compact Framework
サポート対象 : 2.0

参照

関連項目
Authorization クラス
Authorization メンバ
System.Net 名前空間

Authorization コンストラクタ

Authorization クラスの新しいインスタンスを作成します。
オーバーロードの一覧

名前	説明
Authorization (String)	Authorization クラスの新しいインスタンスを、指定した承認メッセージを使用して作成します。 .NET Compact Framework によってサポートされています。
Authorization (String, Boolean)	Authorization クラスの新しいインスタンスを、指定した承認メッセージおよび承認の完了ステータスを使用して作成します。 .NET Compact Framework によってサポートされています。
Authorization (String, Boolean, String)	Authorization クラスの新しいインスタンスを、指定した承認メッセージ、承認の完了ステータス、および接続グループ識別子を使用して作成します。 .NET Compact Framework によってサポートされています。

参照

関連項目

Authorization クラス
Authorization メンバ
System.Net 名前空間

Authorization コンストラクタ (String, Boolean)

Authorization クラスの新しいインスタンスを、指定した承認メッセージおよび承認の完了ステータスを使用して作成します。

名前空間: System.Net
アセンブリ: System (system.dll 内)
構文

Visual Basic (宣言)

Public Sub New ( _
    token As String, _
    finished As Boolean _
)

Visual Basic (使用法)

Dim token As String
Dim finished As Boolean

Dim instance As New Authorization(token,
 finished)

C#

public Authorization (
    string token,
    bool finished
)

C++

public:
Authorization (
    String^ token, 
    bool finished
)

J#

public Authorization (
    String token, 
    boolean finished
)

JScript

public function Authorization (
    token : String, 
    finished : boolean
)

パラメータ

token

サーバーが受信する暗号化された承認メッセージ。

finished

承認試行の完了ステータス。承認試行が完了した場合は true。それ以外の場合は false。

解説

Authorization インスタンスは、Message プロパティを token に設定し、Complete プロパティを finished に設定して作成します。

使用例

指定した承認メッセージおよび承認の完了ステータスを使用して、Authorization クラスの新しいインスタンスを作成するコード例を次に示します。

Visual Basic

Function Authenticate(ByVal challenge As
 String, ByVal request As
 WebRequest, ByVal credentials As ICredentials) As Authorization Implements IAuthenticationModule.Authenticate
    Try
        Dim message As String
        ' Check if Challenge string was raised by a site which requires
 'CloneBasic' authentication.
        If challenge Is Nothing
 Or Not challenge.StartsWith("CloneBasic")
 Then
            Return Nothing
        End If
        Dim myCredentials As NetworkCredential
        If TypeOf credentials Is
 CredentialCache Then
            myCredentials = credentials.GetCredential(request.RequestUri, "CloneBasic")
            If myCredentials Is Nothing
 Then
                Return Nothing
            End If
        Else
            myCredentials = CType(credentials, NetworkCredential)
        End If
        ' Message encryption scheme : 
        ' a)Concatenate username and password seperated by space
        ' b)Apply ASCII encoding to obtain a stream of bytes
        ' c)Apply Base64 Encoding to this array of bytes to obtain our
 encoded authorization message
        message = myCredentials.UserName + " " + myCredentials.Password
        ' Apply AsciiEncoding to 'message' string to obtain it as an
 array of bytes.
        Dim ascii As Encoding = Encoding.ASCII
        Dim byteArray(ascii.GetByteCount(message)) As
 Byte
        byteArray = ascii.GetBytes(message)

        ' Performing Base64 transformation.
        message = Convert.ToBase64String(byteArray)
        Dim myAuthorization As New
 Authorization("CloneBasic " + message, True)
        Dim protectionRealm() As String
 = {request.RequestUri.AbsolutePath}
        myAuthorization.ProtectionRealm = protectionRealm

        Return myAuthorization
    Catch e As Exception
        Console.WriteLine("The following exception was raised
 in Authenticate method:{0}", e.Message)
        Return Nothing
    End Try
End Function 'Authenticate

C#

public Authorization Authenticate( string challenge,WebRequest
 request,ICredentials credentials)
{
    try
    {
        string message;
        // Check if Challenge string was raised by a site which requires
 'CloneBasic' authentication.
        if ((challenge == null) || (!challenge.StartsWith("CloneBasic")))
            return null; 
        NetworkCredential myCredentials;
        if (credentials is CredentialCache)
        {
            myCredentials = credentials.GetCredential(request.RequestUri,"CloneBasic");
            if (myCredentials == null)
                return null;
        }
        else    
            myCredentials = (NetworkCredential)credentials;  
        // Message encryption scheme : 
        //   a)Concatenate username and password seperated by space;
        //   b)Apply ASCII encoding to obtain a stream of bytes;
        //   c)Apply Base64 Encoding to this array of bytes to obtain
 our encoded authorization message.
         
        message = myCredentials.UserName + " " + myCredentials.Password;
        // Apply AsciiEncoding to 'message' string to obtain it as an
 array of bytes.
        Encoding ascii = Encoding.ASCII;
        byte[] byteArray = new byte[ascii.GetByteCount(message)];
        byteArray = ascii.GetBytes(message);

        // Performing Base64 transformation.
        message = Convert.ToBase64String(byteArray);
        Authorization myAuthorization = new Authorization("CloneBasic
 " + message,true);
        string[] protectionRealm = new string[]{request.RequestUri.AbsolutePath};
        myAuthorization.ProtectionRealm = protectionRealm;

        return myAuthorization;
    }
    catch(Exception e)
    {
        Console.WriteLine("The following exception was raised in
 Authenticate method:{0}",e.Message);
        return null;
    }
  }

C++

virtual Authorization^ Authenticate( String^ challenge, WebRequest^ request, ICredentials^
 credentials )
{
   try
   {
      String^ message;

      // Check if Challenge String* was raised by a site which requires
 'CloneBasic' authentication.
      if ( (challenge == nullptr) || ( !challenge->StartsWith(
 "CloneBasic" )) )
               return nullptr;
      NetworkCredential^ myCredentials;
      if ( dynamic_cast<CredentialCache^>(credentials) ==
 nullptr )
      {
         myCredentials = credentials->GetCredential( request->RequestUri, "CloneBasic"
 );
         if ( myCredentials == nullptr )
                     return nullptr;
      }
      else
               myCredentials = dynamic_cast<NetworkCredential^>(credentials);

      // Message encryption scheme :
      //   a)Concatenate username and password seperated by space;
      //   b)Apply ASCII encoding to obtain a stream of bytes;
      //   c)Apply Base64 Encoding to this array of bytes to obtain
 our encoded authorization message.
      message = String::Concat( myCredentials->UserName, " ", myCredentials->Password
 );

      // Apply AsciiEncoding to 'message' String* to obtain it as an
 array of bytes.
      Encoding^ ascii = Encoding::ASCII;
      array<Byte>^byteArray = gcnew array<Byte>(ascii->GetByteCount(
 message ));
      byteArray = ascii->GetBytes( message );

      // Performing Base64 transformation.
      message = Convert::ToBase64String( byteArray );
      Authorization^ myAuthorization = gcnew Authorization( String::Concat( "CloneBasic
 ", message, true ) );
      array<String^>^protectionRealm = gcnew array<String^>(1);
      protectionRealm[ 0 ] = request->RequestUri->AbsolutePath;
      myAuthorization->ProtectionRealm = protectionRealm;
      return myAuthorization;
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( "The following exception was raised in
 Authenticate method: {0}", e->Message );
      return nullptr;
   }
}

J#

public Authorization Authenticate(String challenge, WebRequest
 request, 
    ICredentials credentials)
{
    try {
        String message;

        // Check if Challenge string was raised by a site which requires
 
        // 'CloneBasic' authentication.
        if (challenge == null || !(challenge.StartsWith("CloneBasic")))
 {
            return null;
        }

        NetworkCredential myCredentials;
        if (credentials instanceof CredentialCache) {
            myCredentials = credentials.GetCredential(
                request.get_RequestUri(), "CloneBasic");
            if (myCredentials == null) {
                return null;
            }
        }
        else {
            myCredentials = (NetworkCredential)credentials;
        } 
        //   Message encryption scheme : 
        //   a)Concatenate userName and password seperated by space;
        //   b)Apply ASCII encoding to obtain a stream of bytes;
        //   c)Apply Base64 Encoding to this array of bytes to obtain
 our 
        //     encoded authorization message.
        message = myCredentials.get_UserName() + " " 
            + myCredentials.get_Password();

        // Apply AsciiEncoding to 'message' string to obtain it as an
 array
        // of bytes.
        Encoding ascii = Encoding.get_ASCII();
        ubyte byteArray[] = new ubyte[ascii.GetByteCount(message)];
        byteArray = ascii.GetBytes(message);

        // Performing Base64 transformation.
        message = Convert.ToBase64String(byteArray);
        Authorization myAuthorization = new Authorization("CloneBasic
 " 
            + message, true);
        String protectionRealm[] = new String[] 
            { request.get_RequestUri().get_AbsolutePath() };
        myAuthorization.set_ProtectionRealm(protectionRealm);
        return myAuthorization;
    }
    catch (System.Exception e) {
        Console.WriteLine("The following exception was raised in
 "
            + "Authenticate method:{0}", e.get_Message());
        return null;
    }
} //Authenticate

プラットフォーム

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

開発プラットフォームの中には、.NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。

バージョン情報

.NET Framework
サポート対象 : 2.0、1.1、1.0
.NET Compact Framework
サポート対象 : 2.0、1.0

参照

関連項目
Authorization クラス
Authorization メンバ
System.Net 名前空間