public class XmlHelper     {        private static string XmlPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, ConfigurationManager.AppSettings["XmlPath"]);        public static T FileToObject<T>(string fileName) where T : new()        {            string fullName = Path.Combine(XmlPath, fileName);            if (File.Exists(fullName))            {                using (Stream fStream = new FileStream(fullName, FileMode.Open, FileAccess.ReadWrite))                {                    XmlSerializer xmlFormat = new XmlSerializer(typeof(T));                    return (T)xmlFormat.Deserialize(fStream);                }            }            else            {                return default(T);            }                    }        public static void ObjectToFile<T>(T obj, string fileName) where T : new()        {            string fullName = Path.Combine(XmlPath, fileName);            string fullPath = Path.GetDirectoryName(fullName);            if (!Directory.Exists(fullPath))            {                Directory.CreateDirectory(fullPath);            }            using (Stream fStream = new FileStream(fullName, FileMode.Create, FileAccess.ReadWrite))            {                XmlSerializer xmlFormat = new XmlSerializer(typeof(T));                xmlFormat.Serialize(fStream, obj);            }        }        public static string ObjectToString<T>(T obj) where T : new()        {            XmlSerializer xmlSerializer = new XmlSerializer(obj.GetType());            Stream stream = new MemoryStream();            xmlSerializer.Serialize(stream, obj);            stream.Position = 0;            StreamReader reader = new StreamReader(stream);            return reader.ReadToEnd();        }        public static  T StringToObject<T>(string content) where T : new()        {            using (MemoryStream stream = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(content)))            {                XmlSerializer xmlFormat = new XmlSerializer(typeof(T));                return (T)xmlFormat.Deserialize(stream);            }        }    }

/// <summary>    /// Json序列化器    /// </summary>    public class JsonHelper     {        private static string JsonPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, ConfigurationManager.AppSettings["JsonPath"]);        public static T FileToObject<T>(string fileName) where T : new()        {            string fullName = Path.Combine(JsonPath, fileName);            if (File.Exists(fullName))            {                return StringToObject<T>(File.ReadAllText(fullName, Encoding.Default));            }            else            {                return default(T);            }        }        public static void ObjectToFile<T>(T obj, string fileName) where T : new()        {            string fullName = Path.Combine(JsonPath, fileName);            string fullPath = Path.GetDirectoryName(fullName);            if (!Directory.Exists(fullPath))            {                Directory.CreateDirectory(fullPath);            }            using (FileStream fileStream = File.Create(fullName))            {                string text = JsonConvert.SerializeObject(obj);                byte[] bytes = Encoding.Default.GetBytes(text);                fileStream.Write(bytes, 0, bytes.Length);            }        }        public static string ObjectToString<T>(T obj) where T : new()        {            return JsonConvert.SerializeObject(obj);        }        public static T StringToObject<T>(string content) where T : new()        {            return JsonConvert.DeserializeObject<T>(content);        }    }