dotnet-httpclient Questions

Asp.net – How to use "TypedHttpClientFactory" with "AddHttpMessageHandler"?

September 16, 2024
Alseratia
2 Answers

I have some AuthorizationHandler that I register with a typed client: var clientFactory = services.BuildServiceProvider().GetRequiredService<IHttpClientFactory>(); services.AddHttpClient<TypedClient>() .AddHttpMessageHandler(() => { var authorization = new BearerAuthorization(clientFactory, clientId, clientSecret, authHost, token); return new AuthorizationHandler(authorization); }); When I get the "TypedClient" directly through the…

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Visual Studio Code – Want to read the HTML markup of a webpage. What am I doing wrong here?

August 20, 2024
Youstay Igo
2 Answers

namespace WebReader { public partial class frm_Main : Form { public frm_Main() { InitializeComponent(); } private void frm_Main_Load(object sender, EventArgs e) { using var clt= new HttpClient(); var res = clt.GetAsync("https://daera.net/dmoon/testfile.txt"); while (true) { if (res.IsCompletedSuccessfully) { var msg =…

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Mock and verify request object passed to PostAsJsonAsync

July 25, 2024
Arjun
2 Answers

Is there are way to verify the request object passed to HttpClient.PostAsJsonAsync. The request object is constructed inside the method to be unit tested. Therefore I need to verify that the request object is constructed with correct values. I tried…

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Asp.net – How to read nullable string from httpResponseMessage

May 24, 2024
Zapnologica
2 Answers

We have an api method that can return a null value. It returns its like this: var formattedValue= null; return Ok(formattedValue); Then on the client we parse the response like this: // Check if it's null var result = await…

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Asp.net – C# HttpClient timeout in web application

April 29, 2024
LeeFranke
2 Answers

The code below works great in a console application. When it runs on IIS in a web application it times out on the client.GetAync(URL) line. Any ideas? static async Task<byte[]> GetLogo(string URL, string AccessToken) { byte[] imageData = null; using…

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Asp.net – Is using too many HttpClient (HttpClientHandler) considered bad design and how to get around it?

July 13, 2023
achies
2 Answers

I have read a lot about the socket exhaust problem. In general, this never caused me any problems, I always tried to follow the recommendations as much as possible. But now I have a question. I'm going to make a…

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Visual Studio Code – Exception is always thrown by httpClient.PostAsync. I can temporarily get past it with ConfigureAwait(false) but I can't avoid an exception completely

June 29, 2023
Programmer Joe
2 Answers

I am doing Async and Await with C# ASP.Net MVC, with Target .Net Framework 4.8 using Visual Studio 2022. So no matter what, I always get an exception when I call httpClient.PostAsync(...). I can call httpClient.PostAsync(...).ConfigureAwait(false) which doesn't give me…

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Asp.net – Polly Retry with HTTP Client is exceeding the Number of Max Retries and continues Retry till HTTP Timeout Occurred

June 25, 2023
SoumyaGhosh
2 Answers

I have defined some Typed API Client via Dependency Injection in Start up like below. public void ConfigureHttpClients(IServiceCollection services) { services.AddHttpClient<IMyHttpClient,MyHttpClient>() .AddPolicyHandler(GetRetryPolicy(Configuration)); } And Get Retry Policy is defined like this : private static IAsyncPolicy<HttpResponseMessage> GetRetryPolicy(IConfiguration configuration) { int numberOfretries…

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Can Visual Studio Code send a PDF file in an HTTP POST request using ASP.NET Web API?

May 26, 2023
mr_ed87
2 Answers

I created a web API using the ASP.NET Core Web API project template in Visual Studio to allow clients to upload files to my application. I created the controller which handles request from clients that want to upload PDF reports…

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Visual Studio Code – HttpClient.SendAsync processes two requests at a time when the limit is higher

December 20, 2022
eglease
2 Answers

I have a Windows service that reads data from the database and processes this data using multiple REST API calls. Originally, this service ran on a timer where it would read unprocessed data from the database and process it using…

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