C# WindowsPrincipal(Windows规则)的使用

using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Principal;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace WindowsPrincipal
{
    class Program
    {
        static void Main(string[] args)
        {
            AppDomain.CurrentDomain.SetPrincipalPolicy(PrincipalPolicy.WindowsPrincipal);

            System.Security.Principal.WindowsPrincipal principal = (System.Security.Principal.WindowsPrincipal)Thread.CurrentPrincipal;
            WindowsIdentity identity = (WindowsIdentity)principal.Identity;
            Console.WriteLine("IdentityType: " + identity.ToString());
            Console.WriteLine("Name: {0}", identity.Name);
            Console.WriteLine("‘Users’?: {0} ", principal.IsInRole(WindowsBuiltInRole.User));
            Console.WriteLine("‘Administrators’? {0}", principal.IsInRole(WindowsBuiltInRole.Administrator));
            Console.WriteLine("Authenticated: {0}", identity.IsAuthenticated);
            Console.WriteLine("AuthType: {0}", identity.AuthenticationType);
            Console.WriteLine("Anonymous? {0}", identity.IsAnonymous);
            Console.WriteLine("Token: {0}", identity.Token);

            Console.Read();
        }
    }
}