序列化泛型类型的 JSON 对象错误
本文关键字:对象 错误 JSON 泛型类型 序列化 | 更新日期: 2023-09-27 18:36:23
我正在尝试序列化我在这里创建的对象:
using (MemoryStream memStream = new MemoryStream())
{
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(CaseTreatment));
ser.WriteObject(memStream, ct);
}
这里ct
:List<CaseTreatment> ct = new List<CaseTreatment>();
每当我的代码命中ser.WriteObject(memStream, ct);
时,我都会收到以下错误:
Type 'System.Collections.Generic.List`1[[FileUpload.Models.CaseTreatment, FileUpload,
Version=1.0.0.0, Culture=neutral, PublicKeyToken=null]]' with data contract name
'ArrayOfCaseTreatment:http://schemas.datacontract.org/2004/07/FileUpload.Models' is
not expected. Consider using a DataContractResolver or add any types not known
statically to the list of known types - for example, by using the KnownTypeAttribute
attribute or by adding them to the list of known types passed to
DataContractSerializer.
我的CaseTreatment
对象如下所示:
[DataContract]
public class CaseTreatment
{
[DataMember]
public Bridge BridgeTreatment;
}
Bridge
看起来像这样:
[DataContract]
public class Bridge : CaseGeneric
{
[DataMember]
public bool IsBridgeTreatment;
public Bridge(XElement treatment, IEnumerable<XElement> orderDetails)
{
var tn = Util.GetTitle(treatment);
this.Instruction = Util.GetInstruction(tn);
this.Id = 2;
this.Name= "Bridge";
this.Something = Util.GetSomething(tn);
}
public Bridge()
{
}
}
Something
是另一个对象:
[DataContract]
public class Something
{
[DataMember]
public string Number;
}
CaseGeneric
拥有所有这些:
[DataContract]
public class CaseGeneric
{
[DataMember]
public string Instruction;
[DataMember]
public int Id;
[DataMember]
public string Name;
[DataMember]
public List<Something> Something;
}
有人能帮忙吗?如果您需要更多信息,也请告诉我,我将非常乐意添加/编辑任何内容或回答任何问题。我想我可能需要用我不知道在哪里和哪一个[KnownType(typeof(blah))]
来装饰我的物品。
您正在尝试在列表中写入对象。尝试更改 DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(CaseTreatment));
自 DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(List<CaseTreatment>));