C#对象和Json互转帮助类

using System.Runtime.Serialization.Json;

        #region JSON和C#对象互转

/// < summary >

/// Json转换成对象

/// </ summary >

/// < typeparam name = "T" ></ typeparam >

/// < param name = "jsonText" ></ param >

/// < returns ></ returns >

public static T JsonToObject<T>( string jsonText)

{

DataContractJsonSerializer s = new DataContractJsonSerializer( typeof( T));

MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(jsonText));

T obj = ( T)s.ReadObject(ms);

ms.Dispose();

return obj;

}

/// < summary >

/// 对象转换成JSON

/// </ summary >

/// < typeparam name = "T" ></ typeparam >

/// < param name = "obj" ></ param >

/// < returns ></ returns >

public static string ObjectToJSON<T>( T obj)

{

DataContractJsonSerializer serializer = new DataContractJsonSerializer( typeof( T));

string result = string.Empty;

using ( MemoryStream ms = new MemoryStream())

{

serializer.WriteObject(ms, obj);

ms.Position = 0;

using ( StreamReader read = new StreamReader(ms))

{

result = read.ReadToEnd();

}

}

return result;

}

#endregion