System.Configuration.UpdateConfigHost.IsFile C# (CSharp) Method

        public override bool IsFile(string streamName) {
            StreamUpdate streamUpdate = GetStreamUpdate(streamName, false);
            if (streamUpdate != null) {
                return InternalConfigHost.StaticIsFile(streamUpdate.NewStreamname);
            }
            else {
                return Host.IsFile(streamName);
            }
        }
    }