-Included missing documentation code files

This commit is contained in:
James Newton-King
2012-07-22 12:49:17 +12:00
parent 2d35a5e912
commit e156978055
6 changed files with 1476 additions and 2 deletions
@@ -0,0 +1,137 @@
#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion
#if !(NET35 || NET20 || PORTABLE)
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Dynamic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using System.Xml;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Linq;
#if !NETFX_CORE
using NUnit.Framework;
#else
using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
#endif
using Newtonsoft.Json.Serialization;
using Newtonsoft.Json.Tests.TestObjects;
using Newtonsoft.Json.Utilities;
using System.Globalization;
using ErrorEventArgs = Newtonsoft.Json.Serialization.ErrorEventArgs;
namespace Newtonsoft.Json.Tests.Documentation
{
public class ConvertingJsonAndXmlTests
{
public void SerializeXmlNode()
{
#region SerializeXmlNode
string xml = @"<?xml version='1.0' standalone='no'?>
<root>
<person id='1'>
<name>Alan</name>
<url>http://www.google.com</url>
</person>
<person id='2'>
<name>Louis</name>
<url>http://www.yahoo.com</url>
</person>
</root>";
XmlDocument doc = new XmlDocument();
doc.LoadXml(xml);
string jsonText = JsonConvert.SerializeXmlNode(doc);
//{
// "?xml": {
// "@version": "1.0",
// "@standalone": "no"
// },
// "root": {
// "person": [
// {
// "@id": "1",
// "name": "Alan",
// "url": "http://www.google.com"
// },
// {
// "@id": "2",
// "name": "Louis",
// "url": "http://www.yahoo.com"
// }
// ]
// }
//}
#endregion
}
public void DeserializeXmlNode()
{
#region DeserializeXmlNode
string json = @"{
'?xml': {
'@version': '1.0',
'@standalone': 'no'
},
'root': {
'person': [
{
'@id': '1',
'name': 'Alan',
'url': 'http://www.google.com'
},
{
'@id': '2',
'name': 'Louis',
'url': 'http://www.yahoo.com'
}
]
}
}";
XmlDocument doc = (XmlDocument)JsonConvert.DeserializeXmlNode(json);
// <?xml version="1.0" standalone="no"?>
// <root>
// <person id="1">
// <name>Alan</name>
// <url>http://www.google.com</url>
// </person>
// <person id="2">
// <name>Louis</name>
// <url>http://www.yahoo.com</url>
// </person>
// </root>
#endregion
}
}
}
#endif
@@ -0,0 +1,341 @@
#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion
#if !(NET35 || NET20 || PORTABLE)
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Dynamic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Linq;
#if !NETFX_CORE
using NUnit.Framework;
#else
using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
#endif
using Newtonsoft.Json.Serialization;
using Newtonsoft.Json.Tests.TestObjects;
using Newtonsoft.Json.Utilities;
using System.Globalization;
using ErrorEventArgs = Newtonsoft.Json.Serialization.ErrorEventArgs;
namespace Newtonsoft.Json.Tests.Documentation
{
public class LinqToJsonTests
{
public void LinqToJsonCreateNormal()
{
#region LinqToJsonCreateNormal
JArray array = new JArray();
JValue text = new JValue("Manual text");
JValue date = new JValue(new DateTime(2000, 5, 23));
array.Add(text);
array.Add(date);
string json = array.ToString();
// [
// "Manual text",
// "\/Date(958996800000+1200)\/"
// ]
#endregion
}
public class Post
{
public string Title { get; set; }
public string Description { get; set; }
public string Link { get; set; }
public IList<string> Categories { get; set; }
}
private List<Post> GetPosts()
{
return null;
}
public void LinqToJsonCreateDeclaratively()
{
#region LinqToJsonCreateDeclaratively
List<Post> posts = GetPosts();
JObject rss =
new JObject(
new JProperty("channel",
new JObject(
new JProperty("title", "James Newton-King"),
new JProperty("link", "http://james.newtonking.com"),
new JProperty("description", "James Newton-King's blog."),
new JProperty("item",
new JArray(
from p in posts
orderby p.Title
select new JObject(
new JProperty("title", p.Title),
new JProperty("description", p.Description),
new JProperty("link", p.Link),
new JProperty("category",
new JArray(
from c in p.Categories
select new JValue(c)))))))));
Console.WriteLine(rss.ToString());
//{
// "channel": {
// "title": "James Newton-King",
// "link": "http://james.newtonking.com",
// "description": "James Newton-King's blog.",
// "item": [
// {
// "title": "Json.NET 1.3 + New license + Now on CodePlex",
// "description": "Annoucing the release of Json.NET 1.3, the MIT license and the source being available on CodePlex",
// "link": "http://james.newtonking.com/projects/json-net.aspx",
// "category": [
// "Json.NET",
// "CodePlex"
// ]
// },
// {
// "title": "LINQ to JSON beta",
// "description": "Annoucing LINQ to JSON",
// "link": "http://james.newtonking.com/projects/json-net.aspx",
// "category": [
// "Json.NET",
// "LINQ"
// ]
// }
// ]
// }
//}
#endregion
}
public void LinqToJsonCreateFromObject()
{
List<Post> posts = null;
#region LinqToJsonCreateFromObject
JObject o = 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.Categories
}
}
});
#endregion
}
public void LinqToJsonCreateParse()
{
#region LinqToJsonCreateParse
string json = @"{
CPU: 'Intel',
Drives: [
'DVD read/writer',
""500 gigabyte hard drive""
]
}";
JObject o = JObject.Parse(json);
#endregion
}
public void LinqToJsonQuerying()
{
JObject rss = new JObject();
#region LinqToJsonQuerying
var postTitles =
from p in rss["channel"]["item"].Children()
select (string)p["title"];
foreach (var item in postTitles)
{
Console.WriteLine(item);
}
//LINQ to JSON beta
//Json.NET 1.3 + New license + Now on CodePlex
var categories =
from c in rss["channel"]["item"].Children()["category"].Values<string>()
group c by c into g
orderby g.Count() descending
select new { Category = g.Key, Count = g.Count() };
foreach (var c in categories)
{
Console.WriteLine(c.Category + " - Count: " + c.Count);
}
//Json.NET - Count: 2
//LINQ - Count: 1
//CodePlex - Count: 1
#endregion
}
#region LinqToJsonDeserializeObject
public class Shortie
{
public string Original { get; set; }
public string Shortened { get; set; }
public string Short { get; set; }
public ShortieException Error { get; set; }
}
public class ShortieException
{
public int Code { get; set; }
public string ErrorMessage { get; set; }
}
#endregion
public void LinqToJsonDeserializeExample()
{
#region LinqToJsonDeserializeExample
string jsonText = @"{
'short': {
'original': 'http://www.foo.com/',
'short': 'krehqk',
'error': {
'code':0,
'msg':'No action taken'
}
}";
JObject json = JObject.Parse(jsonText);
Shortie shortie = new Shortie
{
Original = (string)json["short"]["original"],
Short = (string)json["short"]["short"],
Error = new ShortieException
{
Code = (int)json["short"]["error"]["code"],
ErrorMessage = (string)json["short"]["error"]["msg"]
}
};
Console.WriteLine(shortie.Original);
// http://www.foo.com/
Console.WriteLine(shortie.Error.ErrorMessage);
// No action taken
#endregion
}
public void SelectTokenSimple()
{
JObject o = new JObject();
#region SelectTokenSimple
string name = (string)o.SelectToken("Manufacturers[0].Name");
#endregion
}
public void SelectTokenComplex()
{
#region SelectTokenComplex
JObject o = JObject.Parse(@"{
'Stores': [
'Lambton Quay',
'Willis Street'
],
'Manufacturers': [
{
'Name': 'Acme Co',
'Products': [
{
'Name': 'Anvil',
'Price': 50
}
]
},
{
'Name': 'Contoso',
'Products': [
{
'Name': 'Elbow Grease',
'Price': 99.95
},
{
'Name': 'Headlight Fluid',
'Price': 4
}
]
}
]
}");
string name = (string)o.SelectToken("Manufacturers[0].Name");
// Acme Co
decimal productPrice = (decimal)o.SelectToken("Manufacturers[0].Products[0].Price");
// 50
string productName = (string)o.SelectToken("Manufacturers[1].Products[0].Name");
// Elbow Grease
#endregion
}
public void SelectTokenLinq()
{
JObject o = new JObject();
#region SelectTokenLinq
IList<string> storeNames = o.SelectToken("Stores").Select(s => (string)s).ToList();
// Lambton Quay
// Willis Street
IList<string> firstProductNames = o["Manufacturers"].Select(m => (string)m.SelectToken("Products[1].Name")).ToList();
// null
// Headlight Fluid
decimal totalPrice = o["Manufacturers"].Sum(m => (decimal)m.SelectToken("Products[0].Price"));
// 149.95
#endregion
}
}
}
#endif
@@ -0,0 +1,109 @@
#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion
#if !(NET35 || NET20 || PORTABLE)
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Dynamic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Linq;
#if !NETFX_CORE
using NUnit.Framework;
#else
using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
#endif
using Newtonsoft.Json.Serialization;
using Newtonsoft.Json.Tests.TestObjects;
using Newtonsoft.Json.Utilities;
using System.Globalization;
using ErrorEventArgs = Newtonsoft.Json.Serialization.ErrorEventArgs;
namespace Newtonsoft.Json.Tests.Documentation
{
public class ReadingAndWritingJsonTests
{
public void ReadingAndWritingJsonText()
{
#region ReadingAndWritingJsonText
StringBuilder sb = new StringBuilder();
StringWriter sw = new StringWriter(sb);
using (JsonWriter writer = new JsonTextWriter(sw))
{
writer.Formatting = Formatting.Indented;
writer.WriteStartObject();
writer.WritePropertyName("CPU");
writer.WriteValue("Intel");
writer.WritePropertyName("PSU");
writer.WriteValue("500W");
writer.WritePropertyName("Drives");
writer.WriteStartArray();
writer.WriteValue("DVD read/writer");
writer.WriteComment("(broken)");
writer.WriteValue("500 gigabyte hard drive");
writer.WriteValue("200 gigabype hard drive");
writer.WriteEnd();
writer.WriteEndObject();
}
// {
// "CPU": "Intel",
// "PSU": "500W",
// "Drives": [
// "DVD read/writer"
// /*(broken)*/,
// "500 gigabyte hard drive",
// "200 gigabype hard drive"
// ]
// }
#endregion
}
public void ReadingAndWritingJsonLinq()
{
#region ReadingAndWritingJsonLinq
JObject o = new JObject(
new JProperty("Name", "John Smith"),
new JProperty("BirthDate", new DateTime(1983, 3, 20))
);
JsonSerializer serializer = new JsonSerializer();
Person p = (Person)serializer.Deserialize(new JTokenReader(o), typeof(Person));
Console.WriteLine(p.Name);
// John Smith
#endregion
}
}
}
#endif
@@ -0,0 +1,887 @@
#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion
#if !(NET35 || NET20 || PORTABLE)
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Dynamic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Linq;
#if !NETFX_CORE
using NUnit.Framework;
#else
using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
#endif
using Newtonsoft.Json.Serialization;
using Newtonsoft.Json.Tests.TestObjects;
using Newtonsoft.Json.Utilities;
using System.Globalization;
using ErrorEventArgs = Newtonsoft.Json.Serialization.ErrorEventArgs;
namespace Newtonsoft.Json.Tests.Documentation
{
public class SerializationTests
{
public void SerializeObject()
{
#region SerializeObject
Product product = new Product();
product.Name = "Apple";
product.ExpiryDate = new DateTime(2008, 12, 28);
product.Price = 3.99M;
product.Sizes = new string[] { "Small", "Medium", "Large" };
string output = JsonConvert.SerializeObject(product);
//{
// "Name": "Apple",
// "ExpiryDate": "2008-12-28T00:00:00",
// "Price": 3.99,
// "Sizes": [
// "Small",
// "Medium",
// "Large"
// ]
//}
Product deserializedProduct = JsonConvert.DeserializeObject<Product>(output);
#endregion
}
public void JsonSerializerToStream()
{
#region JsonSerializerToStream
Product product = new Product();
product.ExpiryDate = new DateTime(2008, 12, 28);
JsonSerializer serializer = new JsonSerializer();
serializer.Converters.Add(new JavaScriptDateTimeConverter());
serializer.NullValueHandling = NullValueHandling.Ignore;
using (StreamWriter sw = new StreamWriter(@"c:\json.txt"))
using (JsonWriter writer = new JsonTextWriter(sw))
{
serializer.Serialize(writer, product);
// {"ExpiryDate":new Date(1230375600000),"Price":0}
}
#endregion
}
#region SerializationAttributes
[JsonObject(MemberSerialization.OptIn)]
public class Person
{
// "John Smith"
[JsonProperty]
public string Name { get; set; }
// "2000-12-15T22:11:03"
[JsonProperty]
public DateTime BirthDate { get; set; }
// new Date(976918263055)
[JsonProperty]
[JsonConverter(typeof(JavaScriptDateTimeConverter))]
public DateTime LastModified { get; set; }
// not serialized because mode is opt-in
public string Department { get; set; }
}
#endregion
#region SerializationCallbacksObject
public class SerializationEventTestObject
{
// 2222
// This member is serialized and deserialized with no change.
public int Member1 { get; set; }
// The value of this field is set and reset during and
// after serialization.
public string Member2 { get; set; }
// This field is not serialized. The OnDeserializedAttribute
// is used to set the member value after serialization.
[JsonIgnore]
public string Member3 { get; set; }
// This field is set to null, but populated after deserialization.
public string Member4 { get; set; }
public SerializationEventTestObject()
{
Member1 = 11;
Member2 = "Hello World!";
Member3 = "This is a nonserialized value";
Member4 = null;
}
[OnSerializing]
internal void OnSerializingMethod(StreamingContext context)
{
Member2 = "This value went into the data file during serialization.";
}
[OnSerialized]
internal void OnSerializedMethod(StreamingContext context)
{
Member2 = "This value was reset after serialization.";
}
[OnDeserializing]
internal void OnDeserializingMethod(StreamingContext context)
{
Member3 = "This value was set during deserialization";
}
[OnDeserialized]
internal void OnDeserializedMethod(StreamingContext context)
{
Member4 = "This value was set after deserialization.";
}
}
#endregion
public void SerializationCallbacksExample()
{
#region SerializationCallbacksExample
SerializationEventTestObject obj = new SerializationEventTestObject();
Console.WriteLine(obj.Member1);
// 11
Console.WriteLine(obj.Member2);
// Hello World!
Console.WriteLine(obj.Member3);
// This is a nonserialized value
Console.WriteLine(obj.Member4);
// null
string json = JsonConvert.SerializeObject(obj, Formatting.Indented);
// {
// "Member1": 11,
// "Member2": "This value went into the data file during serialization.",
// "Member4": null
// }
Console.WriteLine(obj.Member1);
// 11
Console.WriteLine(obj.Member2);
// This value was reset after serialization.
Console.WriteLine(obj.Member3);
// This is a nonserialized value
Console.WriteLine(obj.Member4);
// null
obj = JsonConvert.DeserializeObject<SerializationEventTestObject>(json);
Console.WriteLine(obj.Member1);
// 11
Console.WriteLine(obj.Member2);
// This value went into the data file during serialization.
Console.WriteLine(obj.Member3);
// This value was set during deserialization
Console.WriteLine(obj.Member4);
// This value was set after deserialization.
#endregion
}
public void SerializationErrorHandling()
{
#region SerializationErrorHandling
List<string> errors = new List<string>();
List<DateTime> c = JsonConvert.DeserializeObject<List<DateTime>>(@"[
'2009-09-09T00:00:00Z',
'I am not a date and will error!',
[
1
],
'1977-02-20T00:00:00Z',
null,
'2000-12-01T00:00:00Z'
]",
new JsonSerializerSettings
{
Error = delegate(object sender, ErrorEventArgs args)
{
errors.Add(args.ErrorContext.Error.Message);
args.ErrorContext.Handled = true;
},
Converters = { new IsoDateTimeConverter() }
});
// 2009-09-09T00:00:00Z
// 1977-02-20T00:00:00Z
// 2000-12-01T00:00:00Z
// The string was not recognized as a valid DateTime. There is a unknown word starting at index 0.
// Unexpected token parsing date. Expected String, got StartArray.
// Cannot convert null value to System.DateTime.
#endregion
}
public void SerializationErrorHandlingWithParent()
{
#region SerializationErrorHandlingWithParent
List<string> errors = new List<string>();
JsonSerializer serializer = new JsonSerializer();
serializer.Error += delegate(object sender, ErrorEventArgs args)
{
// only log an error once
if (args.CurrentObject == args.ErrorContext.OriginalObject)
errors.Add(args.ErrorContext.Error.Message);
};
#endregion
}
#region SerializationErrorHandlingAttributeObject
public class PersonError
{
private List<string> _roles;
public string Name { get; set; }
public int Age { get; set; }
public List<string> Roles
{
get
{
if (_roles == null)
throw new Exception("Roles not loaded!");
return _roles;
}
set { _roles = value; }
}
public string Title { get; set; }
[OnError]
internal void OnError(StreamingContext context, ErrorContext errorContext)
{
errorContext.Handled = true;
}
}
#endregion
public void SerializationErrorHandlingAttributeExample()
{
#region SerializationErrorHandlingAttributeExample
PersonError person = new PersonError
{
Name = "George Michael Bluth",
Age = 16,
Roles = null,
Title = "Mister Manager"
};
string json = JsonConvert.SerializeObject(person, Formatting.Indented);
Console.WriteLine(json);
//{
// "Name": "George Michael Bluth",
// "Age": 16,
// "Title": "Mister Manager"
//}
#endregion
}
public void PreservingObjectReferencesOff()
{
#region PreservingObjectReferencesOff
Person p = new Person
{
BirthDate = new DateTime(1980, 12, 23, 0, 0, 0, DateTimeKind.Utc),
LastModified = new DateTime(2009, 2, 20, 12, 59, 21, DateTimeKind.Utc),
Name = "James"
};
List<Person> people = new List<Person>();
people.Add(p);
people.Add(p);
string json = JsonConvert.SerializeObject(people, Formatting.Indented);
//[
// {
// "Name": "James",
// "BirthDate": "\/Date(346377600000)\/",
// "LastModified": "\/Date(1235134761000)\/"
// },
// {
// "Name": "James",
// "BirthDate": "\/Date(346377600000)\/",
// "LastModified": "\/Date(1235134761000)\/"
// }
//]
#endregion
}
public void PreservingObjectReferencesOn()
{
List<Person> people = new List<Person>();
#region PreservingObjectReferencesOn
string json = JsonConvert.SerializeObject(people, Formatting.Indented,
new JsonSerializerSettings { PreserveReferencesHandling = PreserveReferencesHandling.Objects });
//[
// {
// "$id": "1",
// "Name": "James",
// "BirthDate": "\/Date(346377600000)\/",
// "LastModified": "\/Date(1235134761000)\/"
// },
// {
// "$ref": "1"
// }
//]
List<Person> deserializedPeople = JsonConvert.DeserializeObject<List<Person>>(json,
new JsonSerializerSettings { PreserveReferencesHandling = PreserveReferencesHandling.Objects });
Console.WriteLine(deserializedPeople.Count);
// 2
Person p1 = deserializedPeople[0];
Person p2 = deserializedPeople[1];
Console.WriteLine(p1.Name);
// James
Console.WriteLine(p2.Name);
// James
bool equal = Object.ReferenceEquals(p1, p2);
// true
#endregion
}
#region PreservingObjectReferencesAttribute
[JsonObject(IsReference = true)]
public class EmployeeReference
{
public string Name { get; set; }
public EmployeeReference Manager { get; set; }
}
#endregion
#region CustomCreationConverterObject
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 : CustomCreationConverter<IPerson>
{
public override IPerson Create(Type objectType)
{
return new Employee();
}
}
#endregion
public void CustomCreationConverterExample()
{
string json = null;
#region CustomCreationConverterExample
//[
// {
// "FirstName": "Maurice",
// "LastName": "Moss",
// "BirthDate": "\/Date(252291661000)\/",
// "Department": "IT",
// "JobTitle": "Support"
// },
// {
// "FirstName": "Jen",
// "LastName": "Barber",
// "BirthDate": "\/Date(258771661000)\/",
// "Department": "IT",
// "JobTitle": "Manager"
// }
//]
List<IPerson> people = JsonConvert.DeserializeObject<List<IPerson>>(json, new PersonConverter());
IPerson person = people[0];
Console.WriteLine(person.GetType());
// Newtonsoft.Json.Tests.Employee
Console.WriteLine(person.FirstName);
// Maurice
Employee employee = (Employee)person;
Console.WriteLine(employee.JobTitle);
// Support
#endregion
}
public void ContractResolver()
{
#region ContractResolver
Product product = new Product
{
ExpiryDate = new DateTime(2010, 12, 20, 18, 1, 0, DateTimeKind.Utc),
Name = "Widget",
Price = 9.99m,
Sizes = new[] { "Small", "Medium", "Large" }
};
string json =
JsonConvert.SerializeObject(
product,
Formatting.Indented,
new JsonSerializerSettings { ContractResolver = new CamelCasePropertyNamesContractResolver() }
);
//{
// "name": "Widget",
// "expiryDate": "\/Date(1292868060000)\/",
// "price": 9.99,
// "sizes": [
// "Small",
// "Medium",
// "Large"
// ]
//}
#endregion
}
public void SerializingCollectionsSerializing()
{
#region SerializingCollectionsSerializing
Product p1 = new Product
{
Name = "Product 1",
Price = 99.95m,
ExpiryDate = new DateTime(2000, 12, 29, 0, 0, 0, DateTimeKind.Utc),
};
Product p2 = new Product
{
Name = "Product 2",
Price = 12.50m,
ExpiryDate = new DateTime(2009, 7, 31, 0, 0, 0, DateTimeKind.Utc),
};
List<Product> products = new List<Product>();
products.Add(p1);
products.Add(p2);
string json = JsonConvert.SerializeObject(products, Formatting.Indented);
//[
// {
// "Name": "Product 1",
// "ExpiryDate": "\/Date(978048000000)\/",
// "Price": 99.95,
// "Sizes": null
// },
// {
// "Name": "Product 2",
// "ExpiryDate": "\/Date(1248998400000)\/",
// "Price": 12.50,
// "Sizes": null
// }
//]
#endregion
}
public void SerializingCollectionsDeserializing()
{
#region SerializingCollectionsDeserializing
string json = @"[
{
'Name': 'Product 1',
'ExpiryDate': '\/Date(978048000000)\/',
'Price': 99.95,
'Sizes': null
},
{
'Name': 'Product 2',
'ExpiryDate': '\/Date(1248998400000)\/',
'Price': 12.50,
'Sizes': null
}
]";
List<Product> products = JsonConvert.DeserializeObject<List<Product>>(json);
Console.WriteLine(products.Count);
// 2
Product p1 = products[0];
Console.WriteLine(p1.Name);
// Product 1
#endregion
}
public void SerializingCollectionsDeserializingDictionaries()
{
#region SerializingCollectionsDeserializingDictionaries
string json = @"{""key1"":""value1"",""key2"":""value2""}";
Dictionary<string, string> values = JsonConvert.DeserializeObject<Dictionary<string, string>>(json);
Console.WriteLine(values.Count);
// 2
Console.WriteLine(values["key1"]);
// value1
#endregion
}
#region SerializingDatesInJson
public class LogEntry
{
public string Details { get; set; }
public DateTime LogDate { get; set; }
}
public void WriteJsonDates()
{
LogEntry entry = new LogEntry
{
LogDate = new DateTime(2009, 2, 15, 0, 0, 0, DateTimeKind.Utc),
Details = "Application started."
};
// default as of Json.NET 4.5
string isoJson = JsonConvert.SerializeObject(entry);
// {"Details":"Application started.","LogDate":"2009-02-15T00:00:00Z"}
JsonSerializerSettings microsoftDateFormatSettings = new JsonSerializerSettings
{
DateFormatHandling = DateFormatHandling.MicrosoftDateFormat
};
string microsoftJson = JsonConvert.SerializeObject(entry, microsoftDateFormatSettings);
// {"Details":"Application started.","LogDate":"\/Date(1234656000000)\/"}
string javascriptJson = JsonConvert.SerializeObject(entry, new JavaScriptDateTimeConverter());
// {"Details":"Application started.","LogDate":new Date(1234656000000)}
}
#endregion
#region ReducingSerializedJsonSizeOptOut
public class Car
{
// included in JSON
public string Model { get; set; }
public DateTime Year { get; set; }
public List<string> Features { get; set; }
// ignored
[JsonIgnore]
public DateTime LastModified { get; set; }
}
#endregion
#region ReducingSerializedJsonSizeOptIn
[DataContract]
public class Computer
{
// included in JSON
[DataMember]
public string Name { get; set; }
[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 ReducingSerializedJsonSizeNullValueHandlingObject
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; }
}
#endregion
public void ReducingSerializedJsonSizeNullValueHandlingExample()
{
#region ReducingSerializedJsonSizeNullValueHandlingExample
Movie movie = new Movie();
movie.Name = "Bad Boys III";
movie.Description = "It's no Bad Boys";
string included = JsonConvert.SerializeObject(movie,
Formatting.Indented,
new JsonSerializerSettings { });
// {
// "Name": "Bad Boys III",
// "Description": "It's no Bad Boys",
// "Classification": null,
// "Studio": null,
// "ReleaseDate": null,
// "ReleaseCountries": null
// }
string ignored = JsonConvert.SerializeObject(movie,
Formatting.Indented,
new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore });
// {
// "Name": "Bad Boys III",
// "Description": "It's no Bad Boys"
// }
#endregion
}
#region ReducingSerializedJsonSizeDefaultValueHandlingObject
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
[DefaultValue(30)]
public int FollowUpDays { get; set; }
[DefaultValue("")]
public string FollowUpEmailAddress { get; set; }
}
#endregion
public void ReducingSerializedJsonSizeDefaultValueHandlingExample()
{
#region ReducingSerializedJsonSizeDefaultValueHandlingExample
Invoice invoice = new Invoice
{
Company = "Acme Ltd.",
Amount = 50.0m,
Paid = false,
FollowUpDays = 30,
FollowUpEmailAddress = string.Empty,
PaidDate = null
};
string included = JsonConvert.SerializeObject(invoice,
Formatting.Indented,
new JsonSerializerSettings { });
// {
// "Company": "Acme Ltd.",
// "Amount": 50.0,
// "Paid": false,
// "PaidDate": null,
// "FollowUpDays": 30,
// "FollowUpEmailAddress": ""
// }
string ignored = JsonConvert.SerializeObject(invoice,
Formatting.Indented,
new JsonSerializerSettings { DefaultValueHandling = DefaultValueHandling.Ignore });
// {
// "Company": "Acme Ltd.",
// "Amount": 50.0
// }
#endregion
}
#region ReducingSerializedJsonSizeContractResolverObject
public class DynamicContractResolver : DefaultContractResolver
{
private readonly char _startingWithChar;
public DynamicContractResolver(char startingWithChar)
{
_startingWithChar = startingWithChar;
}
protected override IList<JsonProperty> CreateProperties(Type type, MemberSerialization memberSerialization)
{
IList<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;
}
}
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; }
}
#endregion
public void ReducingSerializedJsonSizeContractResolverExample()
{
#region ReducingSerializedJsonSizeContractResolverExample
Book book = new Book
{
BookName = "The Gathering Storm",
BookPrice = 16.19m,
AuthorName = "Brandon Sanderson",
AuthorAge = 34,
AuthorCountry = "United States of America"
};
string startingWithA = JsonConvert.SerializeObject(book, Formatting.Indented,
new JsonSerializerSettings { ContractResolver = new DynamicContractResolver('A') });
// {
// "AuthorName": "Brandon Sanderson",
// "AuthorAge": 34,
// "AuthorCountry": "United States of America"
// }
string startingWithB = JsonConvert.SerializeObject(book, Formatting.Indented,
new JsonSerializerSettings { ContractResolver = new DynamicContractResolver('B') });
// {
// "BookName": "The Gathering Storm",
// "BookPrice": 16.19
// }
#endregion
}
#region SerializingPartialJsonFragmentsObject
public class SearchResult
{
public string Title { get; set; }
public string Content { get; set; }
public string Url { get; set; }
}
#endregion
public void SerializingPartialJsonFragmentsExample()
{
#region SerializingPartialJsonFragmentsExample
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
}";
JObject googleSearch = JObject.Parse(googleSearchText);
// get JSON result objects into a list
IList<JToken> results = googleSearch["responseData"]["results"].Children().ToList();
// serialize JSON results into .NET objects
IList<SearchResult> searchResults = new List<SearchResult>();
foreach (JToken result in results)
{
SearchResult searchResult = JsonConvert.DeserializeObject<SearchResult>(result.ToString());
searchResults.Add(searchResult);
}
// Title = <b>Paris Hilton</b> - Wikipedia, the free encyclopedia
// Content = [1] In 2006, she released her debut album...
// Url = http://en.wikipedia.org/wiki/Paris_Hilton
// Title = <b>Paris Hilton</b>
// Content = Self: Zoolander. Socialite <b>Paris Hilton</b>...
// Url = http://www.imdb.com/name/nm0385296/
#endregion
}
}
}
#endif
@@ -72,5 +72,5 @@ using System.Security;
// by using the '*' as shown below:
[assembly: AssemblyVersion("4.5.0.0")]
#if !PocketPC
[assembly: AssemblyFileVersion("4.5.7.15121")]
[assembly: AssemblyFileVersion("4.5.7.15122")]
#endif
@@ -90,7 +90,7 @@ using System.Security;
// by using the '*' as shown below:
[assembly: AssemblyVersion("4.5.0.0")]
#if !PocketPC
[assembly: AssemblyFileVersion("4.5.7.15121")]
[assembly: AssemblyFileVersion("4.5.7.15122")]
#endif
[assembly: CLSCompliant(true)]