System.Security.Permissions.PrincipalPermission.ToXml C# (CSharp) Method

        public SecurityElement ToXml()
        {
            SecurityElement root = new SecurityElement("IPermission");

            string typename = "System.Security.Permissions.PrincipalPermission";
            root.AddAttribute("class", typename + ", " + GetType().Module.Assembly.FullName.Replace('\"', '\''));
            root.AddAttribute("version", "1");

            if (_idArray != null)
            {
                foreach (IDRole idRole in _idArray)
                {
                    root.AddChild(idRole.ToXml());
                }
            }

            return root;
        }

		public void PermissionStateNone () 
		{
			PrincipalPermission p = new PrincipalPermission (PermissionState.None);
			AssertNotNull ("PrincipalPermission(PermissionState.None)", p);
			Assert ("IsUnrestricted", !p.IsUnrestricted ());
			PrincipalPermission copy = (PrincipalPermission) p.Copy ();
			AssertEquals ("Copy.IsUnrestricted", p.IsUnrestricted (), copy.IsUnrestricted ());
			SecurityElement se = p.ToXml ();
			Assert ("ToXml-class", (se.Attributes ["class"] as string).StartsWith (className));
			AssertEquals ("ToXml-version", "1", (se.Attributes ["version"] as string));
		}