dotnet-httpclient

问题 .NET Core 2.2 I have a basic CLI created with dotnet new console . It uses HttpClient to make web requests. How can I see trace or logging information about these requests? Data like this: https://www.stevejgordon.co.uk/httpclientfactory-asp-net-core-logging In the .NET Framework, you could turn on System Tracing: https://docs.microsoft.com/en-us/dotnet/framework/network-programming/how-to-configure-network-tracing 回答1: In your appsettings.json file there will be an object which looks similar

问题 I want to Use Paypal Connect API using Connect With PayPal Integrate https://developer.paypal.com/docs/connect-with-paypal/integrate/ Anyone who has done it before because I am having such errors. I have integrate this Successfully till 5th step, but here in 6th step I cant hit API successfully This is my request: Method: POST, RequestUri: 'https://api.sandbox.paypal.com/v1/oauth2/token?grant_type=authorization_code&code={CodeProvided}', Version: 1.1, Content: , Headers: { Authorization:

问题 I'm designing 2 websites and wanna send a json from the first website to the second: // Action from the first website public async Task<ActionResult> Index() { using (var client = new HttpClient()) { var package = new Dictionary<string, string>() { { "Name", "Julie" } { "Address", "UK" } }; string json = JsonConvert.SerializeObject(package); var response = await client.PostAsync("thesecondsite.com/contacts/info", ???); } } Action Info of the Contacts controller in the second website:

问题 I am developing some code that will read a large json payload returned by the Export API of Mailchimp. var response = caller.PostAsync(endpoint, data).Result; var exportedData = response.Content.ReadAsStringAsync().Result; I am currently using the Visual Studio 2017 debugger to try and view the response but I keep getting an error that says: Cannot obtain value of the local variable or argument because there is not enough memory available. I ultimately want to extract information from each

问题 Here's my simple-dimple code for resuming a (possibly) interrupted upload to Google Drive: Using message = New ByteArrayContent(New Byte() {}) message.Headers.ContentRange = New Headers.ContentRangeHeaderValue(Session.Size) 'message.Headers.TryAddWithoutValidation("Content-Range", "bytes */*") Dim response = Await PutAsync("https://www.googleapis.com/upload/drive/v3/files?uploadType=resumable&upload_id=" & Session.Code, message) Dim msg = Await response.Content.ReadAsStringAsync 'ERR: this is

问题 what exactly I want : public static CustomDnsResolver : Dns { ..... } public static void Main(string[] args) { var httpClient = new HttpClient(); httpClient.Dns(new CustomDnsResolver()); } basically I just want to use my custom DNS resolver in HttpClient instead of System default, Is there any way to achieve it? 回答1: The use case you have is exactly why Microsoft build the HttpClient stack. It allow you to put your business logic in layered class with the help of HttpMessageHandler class. You

问题 I'm trying to parse a wikispaces page but I'm not able to get the actual page. I'm not sure if its a HttpClient bug or some missing configuration. This is my code: HttpClientHandler handler = new HttpClientHandler(); handler.AllowAutoRedirect = true; _httpClient = new HttpClient(handler); HttpResponseMessage response = await _httpClient .GetAsync("http://medivia.wikispaces.com/Monsters"); When i run that code I get the StatusCode 302 and get sent to https://session.wikispaces.com/1/auth/auth

问题 When I try to make a GET request with the address and Authorization value below, I have no problems. Address: http://example.com/xyz.svc/branches/?latitude=0&longitude=0&range=20000 Header Key: Authorization Value: example;foo When I try it with HttpCLient I get format invalid error for the authorization header value This is how I tried HttpClient client = new HttpClient(); string latitude = "0"; string longitude = "0"; string range = "2000"; string uri = "/xyz.svc/branches/?latitude=0

问题 In ASP.NET Core 2.1 app I am making REST request using HttpClient . I am using DelegatingHandler s to define some common behavior. The registration i here: private static void AddRestServiceDataClient<TTypedHttpClient, TTypedHttpClientImpl>(this IServiceCollection services) where TTypedHttpClient : class where TTypedHttpClientImpl : RestServiceDataClient, TTypedHttpClient { var httpClientBuilder = services .AddHttpClient<TTypedHttpClient, TTypedHttpClientImpl>() .AddHttpMessageHandler

问题 In ASP.NET Core 2.1 app I am making REST request using HttpClient . I am using DelegatingHandler s to define some common behavior. The registration i here: private static void AddRestServiceDataClient<TTypedHttpClient, TTypedHttpClientImpl>(this IServiceCollection services) where TTypedHttpClient : class where TTypedHttpClientImpl : RestServiceDataClient, TTypedHttpClient { var httpClientBuilder = services .AddHttpClient<TTypedHttpClient, TTypedHttpClientImpl>() .AddHttpMessageHandler