[英]Cannot deserialize Json from CouchDB
我正在努力反序列化我得到的 Json。
它看起來像這樣:
{
"seq": "13-g1AAAACLeJz",
"id": "c32b670-37899h8c545",
"changes": [
{
"rev": "9-68joc97b73df883a"
}
]
}
{
"seq": "15-g1AAAACLeJzLYWB-w",
"id": "f73huvh3-of38j8fh",
"changes": [
{
"rev": "4-10516b0f3"
}
],
"deleted": true
}
{
"seq": "16-g1AAAACL4eJzL",
"id": "M.Mustermann",
"changes": [
{
"rev": "388-e6d350281"
}
],
"deleted": true
}
{
"seq": "17-g1AAAACLr43_Q",
"id": "f8h83hf-34f8h",
"changes": [
{
"rev": "4-773re8f44e"
}
],
"deleted": true
}
{
"seq": "18-g1AAwe_g",
"id": "ewf/34r",
"changes": [
{
"rev": "9-wehch87ewc"
}
],
"deleted": true
}
{
"last_seq": "21-g1AA8wd998rAQ",
"pending": 0
}
我的模型:
public class Root {
public List<Result> results { get; set; }
public string last_seq { get; set; }
public int pending { get; set; }
}
public class Result
{
public string seq { get; set; }
public string id { get; set; }
public List<Change> changes { get; set; }
public bool? deleted { get; set; }
}
public class Change
{
public string rev { get; set; }
}
我嘗試了所有找到的解決方案,但沒有任何效果,我仍然得到以下異常:
Newtonsoft.Json.JsonReaderException:完成讀取 JSON 內容后遇到的附加文本:{。 路徑'',第 2 行,position 0. 在 Newtonsoft.Json.JsonTextReader.Read()
我嘗試了什么:
dynamic array = JsonConvert.DeserializeObject<Root>(json);
Root jsonObject = JsonConvert.DeserializeObject<Root>(json);
var jsonObject = JsonConvert.DeserializeObject<List<Root>>(json);
如果您可以要求更改您收到的 json,下面的 Json 應該可以工作。 如果你不能,我認為你將不得不自己解析它。
"results" : [{
"seq": "13-g1AAAACLeJz",
"id": "c32b670-37899h8c545",
"changes": [
{
"rev": "9-68joc97b73df883a"
}
]
},
{
"seq": "15-g1AAAACLeJzLYWB-w",
"id": "f73huvh3-of38j8fh",
"changes": [
{
"rev": "4-10516b0f3"
}
],
"deleted": true
},
{
"seq": "16-g1AAAACL4eJzL",
"id": "M.Mustermann",
"changes": [
{
"rev": "388-e6d350281"
}
],
"deleted": true
},
{
"seq": "17-g1AAAACLr43_Q",
"id": "f8h83hf-34f8h",
"changes": [
{
"rev": "4-773re8f44e"
}
],
"deleted": true
},
{
"seq": "18-g1AAwe_g",
"id": "ewf/34r",
"changes": [
{
"rev": "9-wehch87ewc"
}
],
"deleted": true
}],
"last": {
"last_seq": "21-g1AA8wd998rAQ",
"pending": 0
}
你所擁有的是一系列 JSON 文件都粘在一起。 同樣讓事情變得更尷尬的是,最后一個與 rest 不同。 所以你需要手動解析它們並做一些檢查,看看你有什么樣的 object。 您可以使用JsonReader.SupportMultipleContent
屬性。 例如,像這樣:
//Somewhere to keep the parsed results
var results = new List<Result>();
Root root = null;
var serializer = new JsonSerializer();
using (var stringReader = new StringReader(Json))
using (var jsonReader = new JsonTextReader(stringReader))
{
//Make sure the JsonReader knows we have multiple documents
jsonReader.SupportMultipleContent = true;
while (jsonReader.Read())
{
//Read in the next document
var nextObject = JObject.ReadFrom(jsonReader);
//Determine if we are on the last item or not
if(nextObject["last_seq"] != null)
{
root = nextObject.ToObject<Root>();
}
else
{
results.Add(nextObject.ToObject<Result>());
}
}
}
//Store the results in the root object since this is how your classes have been structured
if(root != null)
{
root.results = results;
}
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