[英]Deserialize a list of objects from Json Http response
我有這樣的JSON響應:
{
"Adddress": [
{
"Country": "United States",
"City": "Irmo",
"Line1": "103 Kinley Rd",
"Line2": null,
"PostalCode": "20063",
"State": "SC",
"AddressCode": "BILL-01"
},
{
"Country": "United States",
"City": "Irmo",
"Line1": "1098 Kanley Road",
"Line2": "Building B",
"PostalCode": "29063",
"State": "SC",
"AddressCode": "SHIP-01"
}]
}
َ這是我的地址類別:
[JsonObject()]
public class Address
{
public string AddressCode { get; set; }
public string Line1 { get; set; }
public string Line2 { get; set; }
public string Country { get; set; }
public string State { get; set; }
public string PostalCode { get; set; }
public string City { get; set; }
}
而且我有此C#代碼可反序列化此http響應到我的對象列表:
HttpResponseMessage response = client.GetAsync(urlParameters).Result; // Blocking call!
if (response.IsSuccessStatusCode)
{
var dataObjects = response.Content.ReadAsAsync<Adddress>().Result;//JsonConvert.DeserializeObject<List<RestResponse>>(response.Content.ReadAsStringAsync().Result);//
foreach (var d in dataObjects)
{
Console.WriteLine("{0}", d.Country);
}
}
但我收到此錯誤:
附加信息:無法將當前JSON對象(例如{“ name”:“ value”})反序列化為類型'System.Collections.Generic.IEnumerable`1 [TestREST.Program + RestResponse]',因為該類型需要JSON數組(例如[1,2,3])正確反序列化。
要解決此錯誤,可以將JSON更改為JSON數組(例如[1,2,3]),也可以更改反序列化類型,使其成為普通的.NET類型(例如,不像整數這樣的原始類型,也不像這樣的集合類型)數組或列表),可以從JSON對象反序列化。 還可以將JsonObjectAttribute添加到類型中,以強制其從JSON對象反序列化。
路徑“ RestResponse”,第2行,位置19。
為了使反序列化工作有效,我該怎么辦?
Adddress
是單個的,您輸入的json是一個地址數組(所以一個以上) ,您必須將其反序列化為例如包含多個地址的AddressList
string json = "{\"Adddress\":[{\"Country\":\"United States\",\"City\":\"Irmo\",\"Line1\":\"103 Kinley Rd\",\"Line2\":null,\"PostalCode\":\"20063\",\"State\":\"SC\",\"AddressCode\":\"BILL - 01\"},{\"Country\":\"United States\",\"City\":\"Irmo\",\"Line1\":\"1098 Kanley Road\",\"Line2\":\"Building B\",\"PostalCode\":\"29063\",\"State\":\"SC\",\"AddressCode\":\"SHIP - 01\"}]}";
var dataObjects = JsonConvert.DeserializeObject<AddressList>(json);
foreach (var d in dataObjects.Adddress)
{
Console.WriteLine("{0}", d.Country);
}
類別:
public class Adddress
{
[JsonProperty("Country")]
public string Country { get; set; }
[JsonProperty("City")]
public string City { get; set; }
[JsonProperty("Line1")]
public string Line1 { get; set; }
[JsonProperty("Line2")]
public string Line2 { get; set; }
[JsonProperty("PostalCode")]
public string PostalCode { get; set; }
[JsonProperty("State")]
public string State { get; set; }
[JsonProperty("AddressCode")]
public string AddressCode { get; set; }
}
public class AddressList
{
[JsonProperty("Adddress")]
public IList<Adddress> Adddress { get; set; }
}
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