using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

using System.Text;

namespace Newtonsoft.Json.Tests.Documentation.Samples.Json

{

  public class ReadJsonWithJsonTextReader

  {

    public void Example()

    {

      #region Usage

      string json = @"{

         'CPU': 'Intel',

         'PSU': '500W',

         'Drives': [

           'DVD read/writer'

           /*(broken)*/,

           '500 gigabyte hard drive',

           '200 gigabype hard drive'

         ]

      }";

      JsonTextReader reader = new JsonTextReader(new StringReader(json));

      while (reader.Read())

      {

        if (reader.Value != null)

          Console.WriteLine("Token: {0}, Value: {1}", reader.TokenType, reader.Value);

        else

          Console.WriteLine("Token: {0}", reader.TokenType);

      }

      // Token: StartObject

      // Token: PropertyName, Value: CPU

      // Token: String, Value: Intel

      // Token: PropertyName, Value: PSU

      // Token: String, Value: 500W

      // Token: PropertyName, Value: Drives

      // Token: StartArray

      // Token: String, Value: DVD read/writer

      // Token: Comment, Value: (broken)

      // Token: String, Value: 500 gigabyte hard drive

      // Token: String, Value: 200 gigabype hard drive

      // Token: EndArray

      // Token: EndObject

      #endregion

    }

  }

}

//json读取示例

        public void jsonreadsample()

        {

            string jsonstr = "{\"Name\" : \"Jack\", \"Age\" : 34, \"Colleagues\" : [{\"Name\" : \"Tom\" , \"Age\":44},{\"Name\" : \"Abel\",\"Age\":29}] }";

            //将json转换为JObject

            JObject jo = JObject.Parse(jsonstr);

            JToken ageToken=jo["Name"]; //获取该员工的姓名

            Console.WriteLine(ageToken.ToString());

            //获取该员工同事所有姓名（读取json数组）

            var names=from staff in jo["Colleagues"].Children() select (string)staff["Name"];

            foreach (var name in names)

                Console.WriteLine(name);

        }

//URL encode

        public String UrlEncoded(string str)

        {

            StringBuilder sb = new StringBuilder();

            byte[] byStr = System.Text.Encoding.UTF8.GetBytes(str); //默认是System.Text.Encoding.Default.GetBytes(str)

            for (int i = ; i < byStr.Length; i++)

            {

                sb.Append(@"%" + Convert.ToString(byStr[i], ).ToUpper());

            }

            return (sb.ToString());

        }