我在向asp.net
服务器发送发布请求时遇到问题。
我的Json看起来像这样:
{
"Name":"NothingZeile224","FimDocument":"PHhkZjp4ZW5zY2hlbWEuMDEwMj4=","FimCodelistPicks":[]
}
当我通过HttpRequestMessage
中的Body
发送到服务器时,得到以下响应:
{
"errors": {
"": [
"Unexpected character encountered while parsing value: {. Path '', line 1, position 1."
]
},
"type": "https://tools.ietf.org/html/rfc7231#section-6.5.1",
"title": "One or more validation errors occurred.",
"status": 400,
"traceId": "|1db3b81f-4ca934b691097e16."
}
如果我删除JSON中的括号,则它看起来像这样:
"Name":"NothingZeile224","FimDocument":"PHhkZjp4ZW5zY2hlbWEuMDEwMj4=","FimCodelistPicks":[]
有效。
但是我不明白为什么?有人有主意吗?
谢谢
编辑:
这是我的服务器代码:
[Produces("application/json")]
[ApiController]
public class MainController : ControllerBase
{
[HttpPost]
[Route("api/ConvertToCirali")]
public async Task<string> ConvertToCirali([FromBody] string PostSendFim)
{
try
{
PostModel pm = (PostModel)Newtonsoft.Json.JsonConvert.DeserializeObject(PostSendFim);
XDocument fim = XDocument.Parse(System.Text.Encoding.UTF8.GetString(Convert.FromBase64String(pm.FimDocument)));
string jsonOutput = Newtonsoft.Json.JsonConvert.SerializeObject(pm.FimCodelists);
string MyContent = null;
using (HttpClient client = new HttpClient())
{
client.DefaultRequestHeaders.Add("Content-Type", "application/json");
using (HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Post, "https://localhost:44398/api/FullCodelists"))
{
using (StringContent stringContent = new StringContent(Convert.ToBase64String(Encoding.UTF8.GetBytes(jsonOutput)), Encoding.UTF8, "application/json"))
{
request.Content = stringContent;
using (HttpResponseMessage response = await client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead))
{
MyContent = await response.Content.ReadAsStringAsync();
}
}
}
}
List<MongoCodelist> ReturnedCodelists = new List<MongoCodelist>();
ReturnedCodelists = (List<MongoCodelist>)Newtonsoft.Json.JsonConvert.DeserializeObject(MyContent);
FormatterFimToCirali fftc = new FormatterFimToCirali(fim, ReturnedCodelists);
Debug.WriteLine("Hier steht der Text: " + fftc.CiraliFile.ToString());
return Convert.ToBase64String(Encoding.UTF8.GetBytes(fftc.CiraliFile.ToString()));
}
catch (Exception ex)
{
return ex.ToString();
}
}
}
很抱歉,如果它看起来有点怪异,它是用于游戏文件的转换器
答案 0 :(得分:1)
您已将参数声明为字符串,因此需要向其发送JSON字符串,而不是JSON对象。然后在您的代码中将该字符串反序列化
PostModel pm = (PostModel)Newtonsoft.Json.JsonConvert.DeserializeObject(PostSendFim);
您可以跳过一步,让框架为您完成反序列化。只需将参数类型更改为PostModel
,而不是string
。