C# Newtonsoft JSON反序列化具有不同对象类型的数组
我试图以最有效的方式反序列化json数组中的不同对象类型,但我看不出如何以任何简单的方式实现这一点。我正在使用Newtonsoft.Json库进行解析 我已经建立了一个简单的例子来说明我试图解决的问题,我希望绑定到的类和我正在使用的JSON格式定义如下:C# Newtonsoft JSON反序列化具有不同对象类型的数组,c#,json.net,C#,Json.net,我试图以最有效的方式反序列化json数组中的不同对象类型,但我看不出如何以任何简单的方式实现这一点。我正在使用Newtonsoft.Json库进行解析 我已经建立了一个简单的例子来说明我试图解决的问题,我希望绑定到的类和我正在使用的JSON格式定义如下: class Car { public int Wheels { get; set; } public String Manufacturer { get; set; } public String Colour { ge
class Car
{
public int Wheels { get; set; }
public String Manufacturer { get; set; }
public String Colour { get; set; }
public double EngineSize { get; set; }
public String Year { get; set; }
}
class Aeroplane
{
public String Model { get; set; }
public String Airline { get; set; }
public int JourneyCount { get; set; }
}
class Ship
{
public String Name { get; set; }
public String Company { get; set; }
public int Capacity { get; set; }
public String YearBuilt { get; set; }
}
下面是我试图绑定到这些类的JSON。它被设置为一个数组,每个位置有三种不同的嵌套对象类型。基本上,数组中的每个元素/索引都包含三个对象,即汽车、飞机和轮船
{[
{
"car": {
"wheels": 4,
"manufacturer": BMW,
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": null,
"ship": null
},
{
"car": {
"wheels": 4,
"manufacturer": BMW,
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": {
"model": "Dreamliner",
"airline": "Emirates",
"journeyCount": 4798
},
"ship": {
"name":"Queen Mary",
"company":"Cunard",
"capacity": 890,
"yearBuilt": 2000
}
},
{
"car": {
"wheels": 4,
"manufacturer": BMW,
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": {
"model": "Boeing 777",
"airline": "BA",
"journeyCount": 6158
},
"ship": {
"name":"HMS Diamond",
"company":"Royal Navy",
"capacity": 500,
"yearBuilt": 2010
}
}
]}
首先,您的json无效。为了使它有效,你需要去掉上面的花括号。还有一些遗漏的引语。您可以使用来验证它。应该是这样的:
[
{
"car": {
"wheels": 4,
"manufacturer": "BMW",
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": null,
"ship": null
},
{
"car": {
"wheels": 4,
"manufacturer": "BMW",
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": {
"model": "Dreamliner",
"airline": "Emirates",
"journeyCount": 4798
},
"ship": {
"name": "Queen Mary",
"company": "Cunard",
"capacity": 890,
"yearBuilt": 2000
}
},
{
"car": {
"wheels": 4,
"manufacturer": "BMW",
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": {
"model": "Boeing 777",
"airline": "BA",
"journeyCount": 6158
},
"ship": {
"name": "HMS Diamond",
"company": "Royal Navy",
"capacity": 500,
"yearBuilt": 2010
}
}
]
你还需要一节课来包装汽车、飞机和轮船:
public class VehicleWrapper
{
public Car Car { get; set; }
public Aeroplane Aeroplane { get; set; }
public Ship ship { get; set; }
}
现在可以使用以下行对其进行反序列化:
List<VehicleWrapper> vehicles = JsonConvert.DeserializeObject<List<VehicleWrapper>>(jsonString);
List vehicles=JsonConvert.DeserializeObject(jsonString);
首先,您的json无效。为了使它有效,你需要去掉上面的花括号。还有一些遗漏的引语。您可以使用来验证它。应该是这样的:
[
{
"car": {
"wheels": 4,
"manufacturer": "BMW",
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": null,
"ship": null
},
{
"car": {
"wheels": 4,
"manufacturer": "BMW",
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": {
"model": "Dreamliner",
"airline": "Emirates",
"journeyCount": 4798
},
"ship": {
"name": "Queen Mary",
"company": "Cunard",
"capacity": 890,
"yearBuilt": 2000
}
},
{
"car": {
"wheels": 4,
"manufacturer": "BMW",
"colour": "Black",
"engineSize": "1.6"
},
"aeroplane": {
"model": "Boeing 777",
"airline": "BA",
"journeyCount": 6158
},
"ship": {
"name": "HMS Diamond",
"company": "Royal Navy",
"capacity": 500,
"yearBuilt": 2010
}
}
]
你还需要一节课来包装汽车、飞机和轮船:
public class VehicleWrapper
{
public Car Car { get; set; }
public Aeroplane Aeroplane { get; set; }
public Ship ship { get; set; }
}
现在可以使用以下行对其进行反序列化:
List<VehicleWrapper> vehicles = JsonConvert.DeserializeObject<List<VehicleWrapper>>(jsonString);
List vehicles=JsonConvert.DeserializeObject(jsonString);
是的,我刚刚意识到我粘贴了一份旧的JSON副本,表示歉意,并很好地识别了它。谢谢,我会试试的。不需要谢谢,如果它解决了你的问题,就把它标记为答案。是的,我刚刚意识到我粘贴了一份JSON的旧副本,道歉,还有很好的发现。谢谢,我会试试的。不用谢,如果它解决了你的问题,就把它标记为答案。