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Json.net 常用使用小结(推荐) 。
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|
using System;
using System.Linq;
using System.Collections.Generic;
namespace microstore
{
public interface IPerson
{
string FirstName
{
get;
set;
}
string LastName
{
get;
set;
}
DateTime BirthDate
{
get;
set;
}
}
public class Employee : IPerson
{
public string FirstName
{
get;
set;
}
public string LastName
{
get;
set;
}
public DateTime BirthDate
{
get;
set;
}
public string Department
{
get;
set;
}
public string JobTitle
{
get;
set;
}
}
public class PersonConverter : Newtonsoft.Json.Converters.CustomCreationConverter<IPerson>
{
//重写abstract class CustomCreationConverter<T>的Create方法
public override IPerson Create(Type objectType)
{
return new Employee();
}
}
public partial class testjson : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//if (!IsPostBack)
// TestJson();
}
#region 序列化
public string TestJsonSerialize()
{
Product product = new Product();
product.Name =
"Apple"
;
product.Expiry = DateTime.Now.AddDays(3).ToString(
"yyyy-MM-dd hh:mm:ss"
);
product.Price = 3.99M;
//product.Sizes = new string[] {
"Small"
,
"Medium"
,
"Large"
};
//string json = Newtonsoft.Json.JsonConvert.SerializeObject(product); //没有缩进输出
string json = Newtonsoft.Json.JsonConvert.SerializeObject(product, Newtonsoft.Json.Formatting.Indented);
//string json = Newtonsoft.Json.JsonConvert.SerializeObject(
// product,
// Newtonsoft.Json.Formatting.Indented,
// new Newtonsoft.Json.JsonSerializerSettings { NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore }
//);
return string.Format(
"<p>{0}</p>"
, json);
}
public string TestListJsonSerialize()
{
Product product = new Product();
product.Name =
"Apple"
;
product.Expiry = DateTime.Now.AddDays(3).ToString(
"yyyy-MM-dd hh:mm:ss"
);
product.Price = 3.99M;
product.Sizes = new string[] {
"Small"
,
"Medium"
,
"Large"
};
List<Product> plist = new List<Product>();
plist.Add(product);
plist.Add(product);
string json = Newtonsoft.Json.JsonConvert.SerializeObject(plist, Newtonsoft.Json.Formatting.Indented);
return string.Format(
"<p>{0}</p>"
, json);
}
#endregion
#region 反序列化
public string TestJsonDeserialize()
{
string strjson =
"{\"Name\":\"Apple\",\"Expiry\":\"2014-05-03 10:20:59\",\"Price\":3.99,\"Sizes\":[\"Small\",\"Medium\",\"Large\"]}"
;
Product p = Newtonsoft.Json.JsonConvert.DeserializeObject<Product>(strjson);
string template = @"<p><ul>
<li>{0}</li>
<li>{1}</li>
<li>{2}</li>
<li>{3}</li>
</ul></p>";
return string.Format(template, p.Name, p.Expiry, p.Price.ToString(), string.Join(
","
, p.Sizes));
}
public string TestListJsonDeserialize()
{
string strjson =
"{\"Name\":\"Apple\",\"Expiry\":\"2014-05-03 10:20:59\",\"Price\":3.99,\"Sizes\":[\"Small\",\"Medium\",\"Large\"]}"
;
List<Product> plist = Newtonsoft.Json.JsonConvert.DeserializeObject<List<Product>>(string.Format(
"[{0},{1}]"
, strjson, strjson));
string template = @"<p><ul>
<li>{0}</li>
<li>{1}</li>
<li>{2}</li>
<li>{3}</li>
</ul></p>";
System.Text.StringBuilder strb = new System.Text.StringBuilder();
plist.ForEach(x =>
strb.AppendLine(
string.Format(template, x.Name, x.Expiry, x.Price.ToString(), string.Join(
","
, x.Sizes))
)
);
return strb.ToString();
}
#endregion
#region 自定义反序列化
public string TestListCustomDeserialize()
{
string strJson =
"[ { \"FirstName\": \"Maurice\", \"LastName\": \"Moss\", \"BirthDate\": \"1981-03-08T00:00Z\", \"Department\": \"IT\", \"JobTitle\": \"Support\" }, { \"FirstName\": \"Jen\", \"LastName\": \"Barber\", \"BirthDate\": \"1985-12-10T00:00Z\", \"Department\": \"IT\", \"JobTitle\": \"Manager\" } ] "
;
List<IPerson> people = Newtonsoft.Json.JsonConvert.DeserializeObject<List<IPerson>>(strJson, new PersonConverter());
IPerson person = people[0];
string template = @"<p><ul>
<li>当前List<IPerson>[x]对象类型:{0}</li>
<li>FirstName:{1}</li>
<li>LastName:{2}</li>
<li>BirthDate:{3}</li>
<li>Department:{4}</li>
<li>JobTitle:{5}</li>
</ul></p>";
System.Text.StringBuilder strb = new System.Text.StringBuilder();
people.ForEach(x =>
strb.AppendLine(
string.Format(
template,
person.
GetType
().ToString(),
x.FirstName,
x.LastName,
x.BirthDate.ToString(),
((Employee)x).Department,
((Employee)x).JobTitle
)
)
);
return strb.ToString();
}
#endregion
#region 反序列化成Dictionary
public string TestDeserialize2Dic()
{
//string json = @
"{"
"key1"
":"
"zhangsan"
","
"key2"
":"
"lisi"
"}"
;
//string json =
"{\"key1\":\"zhangsan\",\"key2\":\"lisi\"}"
;
string json =
"{key1:\"zhangsan\",key2:\"lisi\"}"
;
Dictionary<string, string> dic = Newtonsoft.Json.JsonConvert.DeserializeObject<Dictionary<string, string>>(json);
string template = @
"<li>key:{0},value:{1}</li>"
;
System.Text.StringBuilder strb = new System.Text.StringBuilder();
strb.Append(
"Dictionary<string, string>长度"
+ dic.Count.ToString() +
"<ul>"
);
dic.AsQueryable().ToList().ForEach(x =>
{
strb.AppendLine(string.Format(template, x.Key, x.Value));
});
strb.Append(
"</ul>"
);
return strb.ToString();
}
#endregion
#region NullValueHandling特性
public class Movie
{
public string Name { get; set; }
public string Description { get; set; }
public string Classification { get; set; }
public string Studio { get; set; }
public DateTime? ReleaseDate { get; set; }
public List<string> ReleaseCountries { get; set; }
}
/// <summary>
/// 完整序列化输出
/// </summary>
public string CommonSerialize()
{
Movie movie = new Movie();
movie.Name =
"Bad Boys III"
;
movie.Description =
"It's no Bad Boys"
;
string included = Newtonsoft.Json.JsonConvert.SerializeObject(
movie,
Newtonsoft.Json.Formatting.Indented, //缩进
new Newtonsoft.Json.JsonSerializerSettings { }
);
return included;
}
/// <summary>
/// 忽略空(Null)对象输出
/// </summary>
/// <returns></returns>
public string IgnoredSerialize()
{
Movie movie = new Movie();
movie.Name =
"Bad Boys III"
;
movie.Description =
"It's no Bad Boys"
;
string included = Newtonsoft.Json.JsonConvert.SerializeObject(
movie,
Newtonsoft.Json.Formatting.Indented, //缩进
new Newtonsoft.Json.JsonSerializerSettings { NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore }
);
return included;
}
#endregion
public class Product
{
public string Name { get; set; }
public string Expiry { get; set; }
public
Decimal
Price { get; set; }
public string[] Sizes { get; set; }
}
#region DefaultValueHandling默认值
public class Invoice
{
public string Company { get; set; }
public decimal Amount { get; set; }
// false is default value of bool
public bool Paid { get; set; }
// null is default value of nullable
public DateTime? PaidDate { get; set; }
// customize default values
[System.ComponentModel.DefaultValue(30)]
public int FollowUpDays { get; set; }
[System.ComponentModel.DefaultValue(
""
)]
public string FollowUpEmailAddress { get; set; }
}
public void GG()
{
Invoice invoice = new Invoice
{
Company =
"Acme Ltd."
,
Amount = 50.0m,
Paid = false,
FollowUpDays = 30,
FollowUpEmailAddress = string.Empty,
PaidDate = null
};
string included = Newtonsoft.Json.JsonConvert.SerializeObject(
invoice,
Newtonsoft.Json.Formatting.Indented,
new Newtonsoft.Json.JsonSerializerSettings { }
);
// {
//
"Company"
:
"Acme Ltd."
,
//
"Amount"
: 50.0,
//
"Paid"
: false,
//
"PaidDate"
: null,
//
"FollowUpDays"
: 30,
//
"FollowUpEmailAddress"
:
""
// }
string ignored = Newtonsoft.Json.JsonConvert.SerializeObject(
invoice,
Newtonsoft.Json.Formatting.Indented,
new Newtonsoft.Json.JsonSerializerSettings { DefaultValueHandling = Newtonsoft.Json.DefaultValueHandling.Ignore }
);
// {
//
"Company"
:
"Acme Ltd."
,
//
"Amount"
: 50.0
// }
}
#endregion
#region JsonIgnoreAttribute and DataMemberAttribute 特性
public string OutIncluded()
{
Car car = new Car
{
Model =
"zhangsan"
,
Year = DateTime.Now,
Features = new List<string> {
"aaaa"
,
"bbbb"
,
"cccc"
},
LastModified = DateTime.Now.AddDays(5)
};
return Newtonsoft.Json.JsonConvert.SerializeObject(car, Newtonsoft.Json.Formatting.Indented);
}
public string OutIncluded2()
{
Computer com = new Computer
{
Name =
"zhangsan"
,
SalePrice = 3999m,
Manufacture =
"red"
,
StockCount = 5,
WholeSalePrice = 34m,
NextShipmentDate = DateTime.Now.AddDays(5)
};
return Newtonsoft.Json.JsonConvert.SerializeObject(com, Newtonsoft.Json.Formatting.Indented);
}
public class Car
{
// included in JSON
public string Model { get; set; }
public DateTime Year { get; set; }
public List<string> Features { get; set; }
// ignored
[Newtonsoft.Json.JsonIgnore]
public DateTime LastModified { get; set; }
}
//在nt3.5中需要添加System.Runtime.Serialization.dll引用
[System.Runtime.Serialization.DataContract]
public class Computer
{
// included in JSON
[System.Runtime.Serialization.DataMember]
public string Name { get; set; }
[System.Runtime.Serialization.DataMember]
public decimal SalePrice { get; set; }
// ignored
public string Manufacture { get; set; }
public int StockCount { get; set; }
public decimal WholeSalePrice { get; set; }
public DateTime NextShipmentDate { get; set; }
}
#endregion
#region IContractResolver特性
public class Book
{
public string BookName { get; set; }
public decimal BookPrice { get; set; }
public string AuthorName { get; set; }
public int AuthorAge { get; set; }
public string AuthorCountry { get; set; }
}
public void KK()
{
Book book = new Book
{
BookName =
"The Gathering Storm"
,
BookPrice = 16.19m,
AuthorName =
"Brandon Sanderson"
,
AuthorAge = 34,
AuthorCountry =
"United States of America"
};
string startingWithA = Newtonsoft.Json.JsonConvert.SerializeObject(
book, Newtonsoft.Json.Formatting.Indented,
new Newtonsoft.Json.JsonSerializerSettings { ContractResolver = new DynamicContractResolver(
'A') }
);
// {
//
"AuthorName"
:
"Brandon Sanderson"
,
//
"AuthorAge"
: 34,
//
"AuthorCountry"
:
"United States of America"
// }
string startingWithB = Newtonsoft.Json.JsonConvert.SerializeObject(
book,
Newtonsoft.Json.Formatting.Indented,
new Newtonsoft.Json.JsonSerializerSettings { ContractResolver = new DynamicContractResolver(
'B') }
);
// {
//
"BookName"
:
"The Gathering Storm"
,
//
"BookPrice"
: 16.19
// }
}
public class DynamicContractResolver : Newtonsoft.Json.Serialization.DefaultContractResolver
{
private readonly char _startingWithChar;
public DynamicContractResolver(char startingWithChar)
{
_startingWithChar = startingWithChar;
}
protected override IList<Newtonsoft.Json.Serialization.JsonProperty> CreateProperties(Type type, Newtonsoft.Json.MemberSerialization memberSerialization)
{
IList<Newtonsoft.Json.Serialization.JsonProperty> properties = base.CreateProperties(type, memberSerialization);
// only serializer properties that start with the specified character
properties =
properties.Where(p => p.PropertyName.StartsWith(_startingWithChar.ToString())).ToList();
return properties;
}
}
#endregion
//...
}
}
#region Serializing Partial JSON Fragment Example
public class SearchResult
{
public string Title { get; set; }
public string Content { get; set; }
public string Url { get; set; }
}
public string SerializingJsonFragment()
{
#region
string googleSearchText = @"{
'responseData': {
'results': [{
'GsearchResultClass': 'GwebSearch',
'unescapedUrl': 'http://en.wikipedia.org/wiki/Paris_Hilton',
'url': 'http://en.wikipedia.org/wiki/Paris_Hilton',
'visibleUrl': 'en.wikipedia.org',
'cacheUrl': 'http://www.google.com/search?q=cache:TwrPfhd22hYJ:en.wikipedia.org',
'title': '<b>Paris Hilton</b> - Wikipedia, the free encyclopedia',
'titleNoFormatting': 'Paris Hilton - Wikipedia, the free encyclopedia',
'content': '[1] In 2006, she released her debut album...'
},
{
'GsearchResultClass': 'GwebSearch',
'unescapedUrl': 'http://www.imdb.com/name/nm0385296/',
'url': 'http://www.imdb.com/name/nm0385296/',
'visibleUrl': 'www.imdb.com',
'cacheUrl': 'http://www.google.com/search?q=cache:1i34KkqnsooJ:www.imdb.com',
'title': '<b>Paris Hilton</b>',
'titleNoFormatting': 'Paris Hilton',
'content': 'Self: Zoolander. Socialite <b>Paris Hilton</b>...'
}],
'cursor': {
'pages': [{
'start': '0',
'label': 1
},
{
'start': '4',
'label': 2
},
{
'start': '8',
'label': 3
},
{
'start': '12',
'label': 4
}],
'estimatedResultCount': '59600000',
'currentPageIndex': 0,
'moreResultsUrl': 'http://www.google.com/search?oe=utf8&ie=utf8...'
}
},
'responseDetails': null,
'responseStatus': 200
}";
#endregion
Newtonsoft.Json.Linq.JObject googleSearch = Newtonsoft.Json.Linq.JObject.Parse(googleSearchText);
// get JSON result objects into a list
List<Newtonsoft.Json.Linq.JToken> listJToken = googleSearch[
"responseData"
][
"results"
].Children().ToList();
System.Text.StringBuilder strb = new System.Text.StringBuilder();
string template = @"<ul>
<li>Title:{0}</li>
<li>Content: {1}</li>
<li>Url:{2}</li>
</ul>";
listJToken.ForEach(x =>
{
// serialize JSON results into .NET objects
SearchResult searchResult = Newtonsoft.Json.JsonConvert.DeserializeObject<SearchResult>(x.ToString());
strb.AppendLine(string.Format(template, searchResult.Title, searchResult.Content, searchResult.Url));
});
return strb.ToString();
}
#endregion
#region ShouldSerialize
public class CC
{
public string Name { get; set; }
public CC Manager { get; set; }
//http://msdn.microsoft.com/en-us/library/53b8022e.aspx
public bool ShouldSerializeManager()
{
// don
't serialize the Manager property if an employee is their own manager
return (Manager != this);
}
}
public string ShouldSerializeTest()
{
//create Employee mike
CC mike = new CC();
mike.Name =
"Mike Manager"
;
//create Employee joe
CC joe = new CC();
joe.Name =
"Joe Employee"
;
joe.Manager = mike; //set joe
'Manager = mike
// mike is his own manager
// ShouldSerialize will skip this property
mike.Manager = mike;
return Newtonsoft.Json.JsonConvert.SerializeObject(new[] { joe, mike }, Newtonsoft.Json.Formatting.Indented);
}
#endregion
//驼峰结构输出(小写打头,后面单词大写)
public string JJJ()
{
Product product = new Product
{
Name =
"Widget"
,
Expiry = DateTime.Now.ToString(),
Price = 9.99m,
Sizes = new[] {
"Small"
,
"Medium"
,
"Large"
}
};
string json = Newtonsoft.Json.JsonConvert.SerializeObject(
product,
Newtonsoft.Json.Formatting.Indented,
new Newtonsoft.Json.JsonSerializerSettings { ContractResolver = new Newtonsoft.Json.Serialization.CamelCasePropertyNamesContractResolver() }
);
return json;
//{
//
"name"
:
"Widget"
,
//
"expiryDate"
:
"2010-12-20T18:01Z"
,
//
"price"
: 9.99,
//
"sizes"
: [
//
"Small"
,
//
"Medium"
,
//
"Large"
// ]
//}
}
#region ITraceWriter
public class Staff
{
public string Name { get; set; }
public List<string> Roles { get; set; }
public DateTime StartDate { get; set; }
}
public void KKKK()
{
Staff staff = new Staff();
staff.Name =
"Arnie Admin"
;
staff.Roles = new List<string> {
"Administrator"
};
staff.StartDate = new DateTime(2000, 12, 12, 12, 12, 12, DateTimeKind.Utc);
Newtonsoft.Json.Serialization.ITraceWriter traceWriter = new Newtonsoft.Json.Serialization.MemoryTraceWriter();
Newtonsoft.Json.JsonConvert.SerializeObject(
staff,
new Newtonsoft.Json.JsonSerializerSettings
{
TraceWriter = traceWriter,
Converters = { new Newtonsoft.Json.Converters.JavaScriptDateTimeConverter() }
}
);
Console.WriteLine(traceWriter);
// 2012-11-11T12:08:42.761 Info Started serializing Newtonsoft.Json.Tests.Serialization.Staff. Path
''.
// 2012-11-11T12:08:42.785 Info Started serializing System.DateTime with converter Newtonsoft.Json.Converters.JavaScriptDateTimeConverter. Path
'StartDate'.
// 2012-11-11T12:08:42.791 Info Finished serializing System.DateTime with converter Newtonsoft.Json.Converters.JavaScriptDateTimeConverter. Path
'StartDate'.
// 2012-11-11T12:08:42.797 Info Started serializing System.Collections.Generic.List`1[System.
String
]. Path
'Roles'.
// 2012-11-11T12:08:42.798 Info Finished serializing System.Collections.Generic.List`1[System.
String
]. Path
'Roles'.
// 2012-11-11T12:08:42.799 Info Finished serializing Newtonsoft.Json.Tests.Serialization.Staff. Path
''.
// 2013-05-18T21:38:11.255 Verbose Serialized JSON:
// {
//
"Name"
:
"Arnie Admin"
,
//
"StartDate"
: new
Date
(
// 976623132000
// ),
//
"Roles"
: [
//
"Administrator"
// ]
// }
}
#endregion
public string TestReadJsonFromFile()
{
Linq2Json l2j = new Linq2Json();
Newtonsoft.Json.Linq.JObject jarray = l2j.GetJObject4();
return jarray.ToString();
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
namespace microstore
{
public class Linq2Json
{
#region GetJObject
//Parsing a JSON
Object
from text
public Newtonsoft.Json.Linq.JObject GetJObject()
{
string json = @"{
CPU:
'Intel',
Drives: [
'DVD read/writer',
'500 gigabyte hard drive'
]
}";
Newtonsoft.Json.Linq.JObject jobject = Newtonsoft.Json.Linq.JObject.Parse(json);
return jobject;
}
/*
* //example:=>
*
Linq2Json l2j = new Linq2Json();
Newtonsoft.Json.Linq.JObject jobject = l2j.GetJObject2(Server.MapPath(
"json/Person.json"
));
//return Newtonsoft.Json.JsonConvert.SerializeObject(jobject, Newtonsoft.Json.Formatting.Indented);
return jobject.ToString();
*/
//Loading JSON from a file
public Newtonsoft.Json.Linq.JObject GetJObject2(string jsonPath)
{
using (System.IO.StreamReader reader = System.IO.File.OpenText(jsonPath))
{
Newtonsoft.Json.Linq.JObject jobject = (Newtonsoft.Json.Linq.JObject)Newtonsoft.Json.Linq.JToken.ReadFrom(new Newtonsoft.Json.JsonTextReader(reader));
return jobject;
}
}
//Creating JObject
public Newtonsoft.Json.Linq.JObject GetJObject3()
{
List<Post> posts = GetPosts();
Newtonsoft.Json.Linq.JObject jobject = Newtonsoft.Json.Linq.JObject.FromObject(new
{
channel = new
{
title =
"James Newton-King"
,
link =
"http://james.newtonking.com"
,
description =
"James Newton-King's blog."
,
item =
from p in posts
orderby p.Title
select new
{
title = p.Title,
description = p.Description,
link = p.Link,
category = p.Category
}
}
});
return jobject;
}
/*
{
"channel"
: {
"title"
:
"James Newton-King"
,
"link"
:
"http://james.newtonking.com"
,
"description"
:
"James Newton-King's blog."
,
"item"
: [{
"title"
:
"jewron"
,
"description"
:
"4546fds"
,
"link"
:
"http://www.baidu.com"
,
"category"
:
"jhgj"
},
{
"title"
:
"jofdsn"
,
"description"
:
"mdsfan"
,
"link"
:
"http://www.baidu.com"
,
"category"
:
"6546"
},
{
"title"
:
"jokjn"
,
"description"
:
"m3214an"
,
"link"
:
"http://www.baidu.com"
,
"category"
:
"hg425"
},
{
"title"
:
"jon"
,
"description"
:
"man"
,
"link"
:
"http://www.baidu.com"
,
"category"
:
"goodman"
}]
}
}
*/
//Creating JObject
public Newtonsoft.Json.Linq.JObject GetJObject4()
{
List<Post> posts = GetPosts();
Newtonsoft.Json.Linq.JObject rss = new Newtonsoft.Json.Linq.JObject(
new Newtonsoft.Json.Linq.JProperty(
"channel"
,
new Newtonsoft.Json.Linq.JObject(
new Newtonsoft.Json.Linq.JProperty(
"title"
,
"James Newton-King"
),
new Newtonsoft.Json.Linq.JProperty(
"link"
,
"http://james.newtonking.com"
),
new Newtonsoft.Json.Linq.JProperty(
"description"
,
"James Newton-King's blog."
),
new Newtonsoft.Json.Linq.JProperty(
"item"
,
new Newtonsoft.Json.Linq.JArray(
from p in posts
orderby p.Title
select new Newtonsoft.Json.Linq.JObject(
new Newtonsoft.Json.Linq.JProperty(
"title"
, p.Title),
new Newtonsoft.Json.Linq.JProperty(
"description"
, p.Description),
new Newtonsoft.Json.Linq.JProperty(
"link"
, p.Link),
new Newtonsoft.Json.Linq.JProperty(
"category"
,
new Newtonsoft.Json.Linq.JArray(
from c in p.Category
select new Newtonsoft.Json.Linq.JValue(c)
)
)
)
)
)
)
)
);
return rss;
}
/*
{
"channel"
: {
"title"
:
"James Newton-King"
,
"link"
:
"http://james.newtonking.com"
,
"description"
:
"James Newton-King's blog."
,
"item"
: [{
"title"
:
"jewron"
,
"description"
:
"4546fds"
,
"link"
:
"http://www.baidu.com"
,
"category"
: [
"j"
,
"h"
,
"g"
,
"j"
]
},
{
"title"
:
"jofdsn"
,
"description"
:
"mdsfan"
,
"link"
:
"http://www.baidu.com"
,
"category"
: [
"6"
,
"5"
,
"4"
,
"6"
]
},
{
"title"
:
"jokjn"
,
"description"
:
"m3214an"
,
"link"
:
"http://www.baidu.com"
,
"category"
: [
"h"
,
"g"
,
"4"
,
"2"
,
"5"
]
},
{
"title"
:
"jon"
,
"description"
:
"man"
,
"link"
:
"http://www.baidu.com"
,
"category"
: [
"g"
,
"o"
,
"o"
,
"d"
,
"m"
,
"a"
,
"n"
]
}]
}
}
*/
public class Post
{
public string Title { get; set; }
public string Description { get; set; }
public string Link { get; set; }
public string Category { get; set; }
}
private List<Post> GetPosts()
{
List<Post> listp = new List<Post>()
{
new Post{Title=
"jon"
,Description=
"man"
,Link=
"http://www.baidu.com"
,Category=
"goodman"
},
new Post{Title=
"jofdsn"
,Description=
"mdsfan"
,Link=
"http://www.baidu.com"
,Category=
"6546"
},
new Post{Title=
"jewron"
,Description=
"4546fds"
,Link=
"http://www.baidu.com"
,Category=
"jhgj"
},
new Post{Title=
"jokjn"
,Description=
"m3214an"
,Link=
"http://www.baidu.com"
,Category=
"hg425"
}
};
return listp;
}
#endregion
#region GetJArray
/*
* //example:=>
*
Linq2Json l2j = new Linq2Json();
Newtonsoft.Json.Linq.JArray jarray = l2j.GetJArray();
return Newtonsoft.Json.JsonConvert.SerializeObject(jarray, Newtonsoft.Json.Formatting.Indented);
//return jarray.ToString();
*/
//Parsing a JSON Array from text
public Newtonsoft.Json.Linq.JArray GetJArray()
{
string json = @"[
'Small',
'Medium',
'Large'
]";
Newtonsoft.Json.Linq.JArray jarray = Newtonsoft.Json.Linq.JArray.Parse(json);
return jarray;
}
//Creating JArray
public Newtonsoft.Json.Linq.JArray GetJArray2()
{
Newtonsoft.Json.Linq.JArray array = new Newtonsoft.Json.Linq.JArray();
Newtonsoft.Json.Linq.JValue text = new Newtonsoft.Json.Linq.JValue(
"Manual text"
);
Newtonsoft.Json.Linq.JValue date = new Newtonsoft.Json.Linq.JValue(new DateTime(2000, 5, 23));
//add to JArray
array.Add(text);
array.Add(date);
return array;
}
#endregion
//待续...
}
}
|
测试效果:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
<%@ Page Language=
"C#"
AutoEventWireup=
"true"
CodeBehind=
"testjson.aspx.cs"
Inherits
=
"microstore.testjson"
%>
<!DOCTYPE html PUBLIC
"-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"
>
<html xmlns=
"http://www.w3.org/1999/xhtml"
>
<head runat=
"server"
>
<title></title>
<style type=
"text/css"
>
body{ font-family:Arial,微软雅黑; font-size:14px;}
a{ text-decoration:none; color:#333;}
a:hover{ text-decoration:none; color:#f00;}
</style>
</head>
<body>
<form id=
"form1"
runat=
"server"
>
<h3>序列化对象</h3>
表现1:<br />
<%=TestJsonSerialize()%>
<%=TestListJsonSerialize() %>
表现2:<br />
<%=TestListJsonSerialize2() %>
<hr />
<h3>反序列化对象</h3>
<p>单个对象</p>
<%=TestJsonDeserialize() %>
<p>多个对象</p>
<%=TestListJsonDeserialize() %>
<p>反序列化成数据字典Dictionary</p>
<%=TestDeserialize2Dic() %>
<hr />
<h3>自定义反序列化</h3>
<%=TestListCustomDeserialize()%>
<hr />
<h3>序列化输出的忽略特性</h3>
NullValueHandling特性忽略=><br />
<%=CommonSerialize() %><br />
<%=IgnoredSerialize()%><br /><br />
属性标记忽略=><br />
<%=OutIncluded() %><br />
<%=OutIncluded2() %>
<hr />
<h3>Serializing Partial JSON Fragments</h3>
<%=SerializingJsonFragment() %>
<hr />
<h3>ShouldSerialize</h3>
<%=ShouldSerializeTest() %><br />
<%=JJJ() %><br /><br />
<%=TestReadJsonFromFile() %>
</form>
</body>
</html>
|
显示:
序列化对象 。
表现1:
。
1
2
3
|
{
"Name"
:
"Apple"
,
"Expiry"
:
"2014-05-04 02:08:58"
,
"Price"
: 3.99,
"Sizes"
: null }
[ {
"Name"
:
"Apple"
,
"Expiry"
:
"2014-05-04 02:08:58"
,
"Price"
: 3.99,
"Sizes"
: [
"Small"
,
"Medium"
,
"Large"
] }, {
"Name"
:
"Apple"
,
"Expiry"
:
"2014-05-04 02:08:58"
,
"Price"
: 3.99,
"Sizes"
: [
"Small"
,
"Medium"
,
"Large"
] } ]
|
表现2:
1
|
[ {
"Name"
:
"Apple"
,
"Expiry"
:
"2014-05-04 02:08:58"
,
"Price"
: 3.99,
"Sizes"
: [
"Small"
,
"Medium"
,
"Large"
] }, {
"Name"
:
"Apple"
,
"Expiry"
:
"2014-05-04 02:08:58"
,
"Price"
: 3.99,
"Sizes"
: [
"Small"
,
"Medium"
,
"Large"
] } ]
|
反序列化对象 。
单个对象 。
•Apple •2014-05-03 10:20:59 •3.99 •Small,Medium,Large 。
多个对象 。
•Apple •2014-05-03 10:20:59 •3.99 •Small,Medium,Large 。
•Apple •2014-05-03 10:20:59 •3.99 •Small,Medium,Large 。
反序列化成数据字典Dictionary 。
Dictionary长度2 •key:key1,value:zhangsan •key:key2,value:lisi 。
--------------------------------------------------------------- 。
自定义反序列化 。
•当前List[x]对象类型:microstore.Employee •FirstName:Maurice •LastName:Moss •BirthDate:1981-3-8 0:00:00 •Department:IT •JobTitle:Support 。
•当前List[x]对象类型:microstore.Employee •FirstName:Jen •LastName:Barber •BirthDate:1985-12-10 0:00:00 •Department:IT •JobTitle:Manager 。
------------------------------------------------------------- 。
序列化输出的忽略特性 NullValueHandling特性忽略=> { "Name": "Bad Boys III", "Description": "It's no Bad Boys", "Classification": null, "Studio": null, "ReleaseDate": null, "ReleaseCountries": null } { "Name": "Bad Boys III", "Description": "It's no Bad Boys" } 。
属性标记忽略=> { "Model": "zhangsan", "Year": "2014-05-01T02:08:58.671875+08:00", "Features": [ "aaaa", "bbbb", "cccc" ] } { "Name": "zhangsan", "SalePrice": 3999.0 } ----------------------------------------------------------------- 。
Serializing Partial JSON Fragments •Title:Paris Hilton - Wikipedia, the free encyclopedia •Content: [1] In 2006, she released her debut album... •Url:http://en.wikipedia.org/wiki/Paris_Hilton •Title:Paris Hilton •Content: Self: Zoolander. Socialite Paris Hilton... •Url:http://www.imdb.com/name/nm0385296/ 。
-------------------------------------------------------------------------------- 。
ShouldSerialize [ { "Name": "Joe Employee", "Manager": { "Name": "Mike Manager" } }, { "Name": "Mike Manager" } ] { "name": "Widget", "expiry": "2014-5-1 2:08:58", "price": 9.99, "sizes": [ "Small", "Medium", "Large" ] } 。
{ "channel": { "title": "James Newton-King", "link": "http://james.newtonking.com", "description": "James Newton-King's blog.", "item": [ { "title": "jewron", "description": "4546fds", "link": "http://www.baidu.com", "category": [ "j", "h", "g", "j" ] }, { "title": "jofdsn", "description": "mdsfan", "link": "http://www.baidu.com", "category": [ "6", "5", "4", "6" ] }, { "title": "jokjn", "description": "m3214an", "link": "http://www.baidu.com", "category": [ "h", "g", "4", "2", "5" ] }, { "title": "jon", "description": "man", "link": "http://www.baidu.com", "category": [ "g", "o", "o", "d", "m", "a", "n" ] } ] } } 。
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