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Authorization.Authorization(String, Boolean, String) Constructor

Creates a new instance of the Authorization class with the specified authorization message, completion status, and connection group identifier.

Namespace: System.Net
Assembly: System (in system.dll)

'Declaration
Public Sub New ( _
	token As String, _
	finished As Boolean, _
	connectionGroupId As String _
)
'Usage
Dim token As String
Dim finished As Boolean
Dim connectionGroupId As String

Dim instance As New Authorization(token, finished, connectionGroupId)
public Authorization (
	String token, 
	boolean finished, 
	String connectionGroupId
)
public function Authorization (
	token : String, 
	finished : boolean, 
	connectionGroupId : String
)
Not applicable.

Parameters

token

The encrypted authorization message expected by the server.

finished

The completion status of the authorization attempt. true if the authorization attempt is complete; otherwise, false.

connectionGroupId

A unique identifier that can be used to create private client-server connections that are bound only to this authentication scheme.

The following code example creates a new instance of the Authorization class with the specified authorization message, completion status, and connection group identifier.

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


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


Windows 98, Windows Server 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

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0

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