Authority.cs

using System.Threading.Tasks;
 
namespace Waher.Things.Authorities
{
    public abstract class Authority : IRequestOrigin
    {
        private readonly string from;
        private readonly string[] deviceTokens;
        private readonly string[] serviceTokens;
        private readonly string[] userTokens;
 
        public Authority(string From)
            : this(From, null, null, null)
        {
        }
 
        public Authority(string From, string[] DeviceTokens, string[] ServiceTokens,
            string[] UserTokens)
        {
            this.from = From;
            this.deviceTokens = DeviceTokens;
            this.serviceTokens = ServiceTokens;
            this.userTokens = UserTokens;
        }
 
        public Task<RequestOrigin> GetOrigin()
        {
            return Task.FromResult(new RequestOrigin(this.from, this.deviceTokens, 
                this.serviceTokens, this.userTokens, this));
        }
 
        public abstract bool HasPrivilege(string Privilege);
    }
}