using System;
using System.Web.Script.Serialization;

namespace CsharpHttpHelper.Helper
{
	/// <summary>
	/// Json操作对象  Copyright：http://www.httphelper.com/
	/// </summary>
	internal class JsonHelper
	{
		/// <summary>
		/// 将指定的Json字符串转为指定的T类型对象 
		/// </summary>
		/// <param name="jsonstr">字符串</param>
		/// <returns>转换后的对象，失败为Null</returns>
		internal static object JsonToObject<T>(string jsonstr)
		{
			try
			{
				JavaScriptSerializer javaScriptSerializer = new JavaScriptSerializer();
				return javaScriptSerializer.Deserialize<T>(jsonstr);
			}
			catch (Exception)
			{
				return null;
			}
		}

		/// <summary>
		/// 将指定的对象转为Json字符串
		/// </summary>
		/// <param name="obj">对象</param>
		/// <returns>转换后的字符串失败为空字符串</returns>
		internal static string ObjectToJson(object obj)
		{
			try
			{
				JavaScriptSerializer javaScriptSerializer = new JavaScriptSerializer();
				return javaScriptSerializer.Serialize(obj);
			}
			catch (Exception)
			{
				return string.Empty;
			}
		}
	}
}