AuthenticationManager.Unregister Método

Definição

Namespace:

System.Net

Assembly:

System.Net.Requests.dll

Remove os módulos de autenticação da lista de módulos registrados.

Sobrecargas

Unregister(IAuthenticationModule)	Remove o módulo de autenticação especificado da lista de módulos registrados.
Unregister(String)	Remove os módulos de autenticação com o esquema de autenticação especificado da lista de módulos registrados.

Unregister(IAuthenticationModule)

Origem:

AuthenticationManager.cs

Remove o módulo de autenticação especificado da lista de módulos registrados.

public:
 static void Unregister(System::Net::IAuthenticationModule ^ authenticationModule);

public static void Unregister (System.Net.IAuthenticationModule authenticationModule);

static member Unregister : System.Net.IAuthenticationModule -> unit

Public Shared Sub Unregister (authenticationModule As IAuthenticationModule)

Parâmetros

authenticationModule

IAuthenticationModule

O IAuthenticationModule a ser removido da lista de módulos registrados.

Exceções

ArgumentNullException

authenticationModule é null.

InvalidOperationException

O IAuthenticationModule especificado não está registrado.

Exemplos

O exemplo a seguir usa o Unregister método para remover o módulo de autenticação especificado da lista de módulos registrados. Para obter um exemplo completo, consulte a AuthenticationManager classe .

// This is the program entry point. It allows the user to enter 
// her credentials and the Internet resource (Web page) to access.
// It also unregisters the standard and registers the customized basic 
// authentication.
static void Main()
{
   array<String^>^args = Environment::GetCommandLineArgs();
   if ( args->Length < 4 )
         showusage();
   else
   {
      
      // Read the user's credentials.
      uri = args[ 1 ];
      username = args[ 2 ];
      password = args[ 3 ];
      if ( args->Length == 4 )
               domain = String::Empty; // If the domain exists, store it. Usually the domain name
      else
               domain = args[ 4 ];

      
      // is by default the name of the server hosting the Internet
      // resource.
      // Unregister the standard Basic authentication module.
      AuthenticationManager::Unregister( "Basic" );
      
      // Instantiate the custom Basic authentication module.
      CustomBasic^ customBasicModule = gcnew CustomBasic;
      
      // Register the custom Basic authentication module.
      AuthenticationManager::Register( customBasicModule );
      
      // Display registered Authorization modules.
      displayRegisteredModules();
      
      // Read the specified page and display it on the console.
      getPage( uri );
   }

   return;
}

// This is the program entry point. It allows the user to enter
// her credentials and the Internet resource (Web page) to access.
// It also unregisters the standard and registers the customized basic
// authentication.
public static void Main(string[] args)
{

  if (args.Length < 3)
        {
            ShowUsage();
        }
        else
  {

    // Read the user's credentials.
    uri = args[0];
    username = args[1];
    password = args[2];

    if (args.Length == 3)
      domain = string.Empty;
    else
      // If the domain exists, store it. Usually the domain name
      // is by default the name of the server hosting the Internet
      // resource.
      domain = args[3];

    // Unregister the standard Basic authentication module.
    AuthenticationManager.Unregister("Basic");

    // Instantiate the custom Basic authentication module.
    CustomBasic customBasicModule = new CustomBasic();

    // Register the custom Basic authentication module.
    AuthenticationManager.Register(customBasicModule);

    // Display registered Authorization modules.
    DisplayRegisteredModules();

    // Read the specified page and display it on the console.
    GetPage(uri);
  }
  return;
}

   ' This is the program entry point. It allows the user to enter 
   ' her credentials and the Internet resource (Web page) to access.
   ' It also unregisters the standard and registers the customized basic 
   ' authentication.
  Private Overloads Shared Sub Main(ByVal args() As String)

    If args.Length < 4 Then
      showusage()
    Else

      ' Read the user's credentials.
      uri = args(1)
      username = args(2)
      password = args(3)

      If args.Length = 4 Then
        domain = String.Empty
        ' If the domain exists, store it. Usually the domain name
        ' is by default the name of the server hosting the Internet
        ' resource.
      Else
        domain = args(5)
      End If
      ' Unregister the standard Basic authentication module.
      AuthenticationManager.Unregister("Basic")

      ' Instantiate the custom Basic authentication module.
      Dim customBasicModule As New CustomBasic()

      ' Register the custom Basic authentication module.
      AuthenticationManager.Register(customBasicModule)

      ' Display registered Authorization modules.
      displayRegisteredModules()

      ' Read the specified page and display it on the console.
      getPage(uri)
    End If
    Return
  End Sub
End Class

Comentários

O Unregister método remove o módulo de autenticação especificado da lista de módulos de autenticação chamados pelo Authenticate método . O módulo deve ter sido adicionado à lista usando o Register método antes de ser removido da lista.

Unregister(String)

Origem:

AuthenticationManager.cs

Remove os módulos de autenticação com o esquema de autenticação especificado da lista de módulos registrados.

public:
 static void Unregister(System::String ^ authenticationScheme);

public static void Unregister (string authenticationScheme);

static member Unregister : string -> unit

Public Shared Sub Unregister (authenticationScheme As String)

Parâmetros

authenticationScheme

String

O esquema de autenticação do módulo a ser removido.

Exceções

ArgumentNullException

authenticationScheme é null.

InvalidOperationException

Um módulo registado para este esquema de autenticação não está registrado.

Exemplos

O exemplo a seguir usa o Unregister método para remover um módulo de autenticação com o esquema de autenticação especificado da lista de módulos registrados.

IEnumerator^ registeredModules = AuthenticationManager::RegisteredModules;
// Display all the modules that are already registered with the system.
DisplayAllModules();
registeredModules->Reset();
registeredModules->MoveNext();
// Get the first Authentication module registered with the system.
IAuthenticationModule^ authenticationModule1 = dynamic_cast<IAuthenticationModule^>(registeredModules->Current);
// Call the UnRegister() method to unregister the first authentication module from the system.
String^ authenticationScheme = authenticationModule1->AuthenticationType;
AuthenticationManager::Unregister( authenticationScheme );
Console::WriteLine(  "\nSuccessfully unregistered '{0}'.", authenticationModule1 );
// Display all modules to see that the module was unregistered.
DisplayAllModules();

IEnumerator registeredModules = AuthenticationManager.RegisteredModules;
// Display all the modules that are already registered with the system.
DisplayAllModules();
registeredModules.Reset();
registeredModules.MoveNext();
// Get the first Authentication module registered with the system.
IAuthenticationModule authenticationModule1 = (IAuthenticationModule)registeredModules.Current;
// Call the UnRegister() method to unregister the first authentication module from the system.
String authenticationScheme = authenticationModule1.AuthenticationType;
AuthenticationManager.Unregister(authenticationScheme);
Console.WriteLine("\nSuccessfully unregistered '{0}",authenticationModule1+"'.");
// Display all modules to see that the module was unregistered.
DisplayAllModules();

Dim registeredModules As IEnumerator = AuthenticationManager.RegisteredModules
DisplayAllModules()

registeredModules.Reset()
registeredModules.MoveNext()

'Get the first Authentication module registered with the system
Dim authenticationModule1 As IAuthenticationModule = CType(registeredModules.Current, IAuthenticationModule)

'Call the UnRegister method to unregister the first authentication module from the system.
Dim authenticationScheme As [String] = authenticationModule1.AuthenticationType
AuthenticationManager.Unregister(authenticationScheme)
Console.WriteLine(ControlChars.Cr + "Successfully unregistered {0}", authenticationModule1)
'Display all modules to see that the module was unregistered.
DisplayAllModules()
'Call the Register method to register authenticationModule1 module again.
AuthenticationManager.Register(authenticationModule1)
Console.WriteLine(ControlChars.Cr + "Successfully re-registered {0}", authenticationModule1)
'Display the modules to verify that 'authenticationModule1' has been registered again.
DisplayAllModules()

Comentários

O Unregister método remove o módulo de autenticação com o esquema de autenticação especificado da lista de módulos de autenticação chamados pelo Authenticate método . O módulo deve ter sido adicionado à lista usando o Register método antes de ser removido da lista.