Thread.CurrentPrincipal Proprietà

Riferimento

Definizione

Spazio dei nomi:: System.Threading

Assembly:: System.Threading.Thread.dll

Assembly:: mscorlib.dll

Assembly:: netstandard.dll

Origine:: Thread.cs

Origine:: Thread.cs

Origine:: Thread.cs

Importante

Alcune informazioni sono relative alla release non definitiva del prodotto, che potrebbe subire modifiche significative prima della release definitiva. Microsoft non riconosce alcuna garanzia, espressa o implicita, in merito alle informazioni qui fornite.

Ottiene o imposta l'entità corrente del thread (per la sicurezza basata sui ruoli).

public:
 static property System::Security::Principal::IPrincipal ^ CurrentPrincipal { System::Security::Principal::IPrincipal ^ get(); void set(System::Security::Principal::IPrincipal ^ value); };

public static System.Security.Principal.IPrincipal? CurrentPrincipal { get; set; }

public static System.Security.Principal.IPrincipal CurrentPrincipal { get; set; }

static member CurrentPrincipal : System.Security.Principal.IPrincipal with get, set

Public Shared Property CurrentPrincipal As IPrincipal

Valore della proprietà

IPrincipal

Valore IPrincipal che rappresenta il contesto di sicurezza.

Eccezioni

SecurityException

Il chiamante non ha l'autorizzazione necessaria per impostare l'entità.

Esempio

Nell'esempio di codice seguente viene illustrato come impostare e recuperare l'entità di un thread.

using namespace System;
using namespace System::Security;
using namespace System::Security::Permissions;
using namespace System::Security::Principal;
using namespace System::Threading;

int main()
{
   array<String^>^rolesArray = {"managers","executives"};
   try
   {
      
      // Set the principal to a new generic principal.
      Thread::CurrentPrincipal = gcnew GenericPrincipal( gcnew GenericIdentity( "Bob","Passport" ),rolesArray );
   }
   catch ( SecurityException^ secureException ) 
   {
      Console::WriteLine( "{0}: Permission to set Principal "
      "is denied.", secureException->GetType()->Name );
   }

   IPrincipal^ threadPrincipal = Thread::CurrentPrincipal;
   Console::WriteLine( "Name: {0}\nIsAuthenticated: {1}"
   "\nAuthenticationType: {2}", threadPrincipal->Identity->Name, threadPrincipal->Identity->IsAuthenticated.ToString(), threadPrincipal->Identity->AuthenticationType );
}

using System;
using System.Security;
using System.Security.Permissions;
using System.Security.Principal;
using System.Threading;

class Principal
{
    static void Main()
    {
        string[] rolesArray = {"managers", "executives"};
        try
        {
            // Set the principal to a new generic principal.
            Thread.CurrentPrincipal = 
                new GenericPrincipal(new GenericIdentity(
                "Bob", "Passport"), rolesArray);
        }
        catch(SecurityException secureException)
        {
            Console.WriteLine("{0}: Permission to set Principal " +
                "is denied.", secureException.GetType().Name);
        }

        IPrincipal threadPrincipal = Thread.CurrentPrincipal;
        Console.WriteLine("Name: {0}\nIsAuthenticated: {1}" +
            "\nAuthenticationType: {2}", 
            threadPrincipal.Identity.Name, 
            threadPrincipal.Identity.IsAuthenticated,
            threadPrincipal.Identity.AuthenticationType);
    }
}

open System.Security
open System.Security.Principal
open System.Threading

let rolesArray = [| "managers"; "executives" |]

try
    // Set the principal to a new generic principal.
    Thread.CurrentPrincipal <- GenericPrincipal(GenericIdentity("Bob", "Passport"), rolesArray)
with :? SecurityException as secureException ->
    printfn $"{secureException.GetType().Name}: Permission to set Principal is denied."

let threadPrincipal = Thread.CurrentPrincipal

printfn $"Name: {threadPrincipal.Identity.Name}\nIsAuthenticated: {threadPrincipal.Identity.IsAuthenticated}\nAuthenticationType: {threadPrincipal.Identity.AuthenticationType}"

Option Explicit
Option Strict

Imports System.Security
Imports System.Security.Permissions
Imports System.Security.Principal
Imports System.Threading

Public Class Principal

    <MTAThread> _
    Shared Sub Main()
    
        Dim rolesArray As String() = {"managers", "executives"}
        Try
            ' Set the principal to a new generic principal.
            Thread.CurrentPrincipal = _
                New GenericPrincipal(New GenericIdentity( _
                "Bob", "Passport"), rolesArray)

        Catch secureException As SecurityException
            Console.WriteLine("{0}: Permission to set Principal " & _
                "is denied.", secureException.GetType().Name)
        End Try

        Dim threadPrincipal As IPrincipal = Thread.CurrentPrincipal
        Console.WriteLine( _
            "Name: {0}" & vbCrLf & "IsAuthenticated:" & _
            " {1}" & vbCrLf & "AuthenticationType: {2}", _
            threadPrincipal.Identity.Name, _
            threadPrincipal.Identity.IsAuthenticated, _
            threadPrincipal.Identity.AuthenticationType)
    
    End Sub
End Class

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