System.Security.Policy.Zone.CreateFromUrl C# (CSharp) Method

    public static System.Security.Policy.Zone CreateFromUrl(string url) { throw null; }
    public System.Security.IPermission CreateIdentityPermission(System.Security.Policy.Evidence evidence) { throw null; }

        private static string GetZoneNameFromDeploymentUrl(string deploymentUrl)
        {
            Zone zone = Zone.CreateFromUrl(deploymentUrl);

            if ((zone != null) && (zone.SecurityZone != SecurityZone.NoZone))
            {
                switch (zone.SecurityZone)
                {
                case SecurityZone.MyComputer:
                    return("MyComputer");

                case SecurityZone.Intranet:
                    return("LocalIntranet");

                case SecurityZone.Trusted:
                    return("TrustedSites");

                case SecurityZone.Internet:
                    return("Internet");

                case SecurityZone.Untrusted:
                    return("UntrustedSites");
                }
            }
            return("UntrustedSites");
        }