我有一个HttpPut API方法,用于编辑它传递并成功保存到数据库中的对象。这工作正常,但是从我的MVC应用程序,我用来调用我的API Put方法的httpClient.PutAsync返回内部服务器错误,即使API Put方法没有。为什么HttpClient PutAsync在成功更新后返回内部服务器错误
我不知道什么错误,API方法工作正常,但不知何故MVC的HttpClient仍然得到一个内部服务器错误。
API put方法
[HttpPut]
public IActionResult Put([FromBody] School school)
{
try
{
var schoolExists = _schoolRepository.SchoolExists(school.Id);
if (!schoolExists) return NotFound();
if (!ModelState.IsValid) return BadRequest();
var schoolData = Mapper.Map<School, Data.School>(school);
var updatedClass = _schoolRepository.UpdateSchool(schoolData);
if (!updatedClass) return Json(GetHttpResponseMessage(HttpStatusCode.InternalServerError));
var route = CreatedAtRoute("GetSchool", school);
return route;
}
catch (Exception e)
{
return LogException(e);
}
}
上述方法,工作正常,我的改变被保存到数据库中,CreatedAtRouteResult对象从API方法返回。上述
MVC的HttpClient
public async Task<T> PutObject(string path, T content, string accessToken)
{
using (var httpClient = new HttpClient())
{
try
{
SetBaseUri(httpClient, accessToken);
var serialisezContent = CreateHttpContent(content);
var httpResponse = await httpClient.PutAsync(path, serialisezContent);
if (httpResponse.StatusCode == HttpStatusCode.InternalServerError) throw new Exception("Problem accessing the api");
return JsonConvert.DeserializeObject<T>(GetResult(httpResponse));
}
catch (Exception ex)
{
throw ex;
}
}
}
的方法,其中是问题是,这条线var httpResponse = await httpClient.PutAsync(path, serialisezContent);
仍返回内部服务器错误。我的POST有相同的实现,并且工作得很好。
SETBASEURI()
private void SetBaseUri(HttpClient httpClient, string accessToken)
{
httpClient.BaseAddress = new Uri(BaseUri);
httpClient.DefaultRequestHeaders.Authorization =
_authenticationHeaderValueCreator.CreateAuthenticationHeaderValue("bearer", accessToken);
}
CreateHttpContent()
public ByteArrayContent CreateHttpContent<TParam>(TParam httpObject)
{
var content = JsonConvert.SerializeObject(httpObject);
var buffer = System.Text.Encoding.UTF8.GetBytes(content);
var byteContent = new ByteArrayContent(buffer);
byteContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
return byteContent;
}