使用Joson的格式字串在Socket中通訊時資料格式的轉換

來源:互聯網
上載者:User

最近在測試通訊模組時,發現新增的Android平台發送過來的資料,伺服器端總是收不到,後來發現java中資料類型有些和C#中的不一樣,比如C#中byte對應範圍是0~255,而Java中則對應的是-128~127,因此直接按照通訊協議傳序列化的二進位流總是出現問題。考慮到這一點在Android那一端才用Joson序列化發送到服務端,而在服務端對接收到的資料進行還原序列化後轉化為對象。同時在服務端進行發送資料時,轉換為Joson格式後,序列化為二進位流發生給Android端。
廢話不多說了,上代碼:
//Joson格式的二進位流轉換為對象
 public static T JosonDeSerializer<T>(byte[] buffer, int length)
        {
            try
            {
                string mTextReceived = Encoding.UTF8.GetString(buffer, 0, length);
                //將擷取到的Joson格式字串轉換為資料包類
                SocketDataPack sdp = GetSocketDataPackFromString(mTextReceived);
                MemoryStream stream = new MemoryStream();
                BinaryFormatter formatter = new BinaryFormatter();
                //將資料包類序列化
                formatter.Serialize(stream, sdp);
                stream.Position = 0;
                stream.Flush();
                //轉換為對象
                object obj = formatter.Deserialize(stream);
                if (obj == null)
                {
                    return default(T);
                }
                return (T)obj;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        //對象轉換為Joson格式二進位流
        public static byte[] JosonSerializer(object input)
        {
            try
            {
                JavaScriptSerializer jsonSerializer = new JavaScriptSerializer();
                string strSocketDataPack = jsonSerializer.Serialize(input);
                byte[] buffer = Encoding.UTF8.GetBytes(strSocketDataPack);
                return buffer;
            }
            catch (Exception ex)
            {
                throw ex;
            }

        }
        /// <summary>
        /// 將Json格式的字串轉換為指定的資料包類
        /// </summary>
        /// <param name="context"></param>
        /// <returns></returns>
        private static SocketDataPack GetSocketDataPackFromString(string context)
        {
            try
            {
                SocketDataPack sdp = new SocketDataPack();
                context = context.Replace("{", "").Replace("[", "").Replace("]", "").Replace("}", "").Replace("\"", "").Replace("\0","");
                String[] str = context.Split(',');
                for (int i = 0; i < str.Length; i++)
                {
                    String[] str2 = str[i].Split(':');
                    switch (str2[0])
                    {
                        case "Length":
                            sdp.Length = Convert.ToInt16(str2[1]);
                            break;
                        case "Head":
                            sdp.Head = Convert.ToByte(str2[1]);
                            break;
                      //中間的資料包類的類型省略
                        。。。
                        case "Status":
                            sdp.Status = Convert.ToByte(str2[1]);
                            break;
                        case "Tail":
                            sdp.Tail = Convert.ToByte(Convert.ToInt16(str2[1]));
                            break;
                    }
                }
                return sdp;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

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