Microsoft.ServiceModel.Web.HelpPageInvoker.IsResponseStream C# (CSharp) Method

        private bool IsResponseStream(OperationDescription od)
        {
            foreach (MessageDescription message in od.Messages)
            {
                if (message.Direction == MessageDirection.Output)
                {
                    if (message.Body.ReturnValue != null && message.Body.Parts.Count == 0)
                    {
                        return (message.Body.ReturnValue != null && message.Body.ReturnValue.Type == typeof(Stream));
                    }
                }
            }
            return false;
        }