Thread.CurrentPrincipal 屬性

定義

命名空間:

System.Threading

組件:

System.Threading.Thread.dll

來源:

Thread.cs

取得或設定執行緒目前的原則 (角色架構安全性之用)。

C#

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

屬性值

IPrincipal

IPrincipal 值，代表安全性的內容。

例外狀況

SecurityException

呼叫端沒有設定主體的必要權限。

範例

下列程式碼範例示範如何設定和擷取執行緒的主體。

C#

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);
    }
}

適用於