Newtonsoft.Json.JsonTextWriter.Flush C# (CSharp) Method

        public override void Flush()
        {
            _writer.Flush();
        }

        private void GetUserInfoHead()
        {
            StringWriter sw = new StringWriter();

            Newtonsoft.Json.JsonWriter writer = new Newtonsoft.Json.JsonTextWriter(sw);

            string username = userMethod.CheckUserIndentity_Username();

            if (username.Trim() != "")
            {
                writer.WriteStartObject();
                writer.WritePropertyName("status");
                writer.WriteValue("200");
                writer.WritePropertyName("username");
                writer.WriteValue(username);
                writer.WriteEndObject();
                writer.Flush();
            }
            else
            {
                writer.WriteStartObject();
                writer.WritePropertyName("status");
                writer.WriteValue("200");
                writer.WritePropertyName("username");
                writer.WriteValue("");
                writer.WriteEndObject();
                writer.Flush();
            }
            string jsonText = sw.GetStringBuilder().ToString();

            Response.Write(jsonText);
        }