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How can you handle asynchronous API calls in an ASP.NET MVC application?

Rocky Dada25730-Aug-2023

Discuss the importance of asynchronous programming when consuming APIs in ASP.NET MVC. Explain how to use async/await to make asynchronous API calls without blocking the main thread.

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Updated on 30-Aug-2023
Rocky Dada

Rocky Dada

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In 1951, government officials discovered gold ore in southern Mysore State where on the same day, Raja Rocky Krishnappa Bairya was born to a poor underage woman Shanti.

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1 Answers

Aryan Kumar

Aryan Kumar

30-Aug-2023

There are a few ways to handle asynchronous API calls in an ASP.NET MVC application. Here are two of the most common methods:

  1. Using the async and await keywords: The async and await keywords are keywords that allow you to write asynchronous code in C#. The async keyword is used to mark a method as asynchronous, and the await keyword is used to suspend the execution of a method until the asynchronous operation completes.
  2. Using the Task class: The Task class is a class that represents an asynchronous operation. You can use the Task class to create, start, and wait for asynchronous operations.

Here is an example of how to use the async and await keywords to handle an asynchronous API call in an ASP.NET MVC application:

C#

public async Task<IActionResult> Index()
{
    // This code will make an asynchronous API call.
    var response = await HttpClient.GetAsync("https://api.example.com/products");

    // The `response` variable will be available once the API call completes.

    return View(response.Content.ReadAsStringAsync());
}

Here is an example of how to use the Task class to handle an asynchronous API call in an ASP.NET MVC application:

C#

public IActionResult Index()
{
    // This code will create a Task object to represent the asynchronous API call.
    var task = HttpClient.GetAsync("https://api.example.com/products");

    // The `task` variable will be available immediately.

    // This code will wait for the asynchronous API call to complete.
    task.Wait();

    // The `response` variable will be available once the API call completes.

    return View(task.Result.Content.ReadAsStringAsync());
}

The best way to handle asynchronous API calls in an ASP.NET MVC application will depend on the specific needs of your application. You should consider the factors such as the complexity of the API, the performance requirements of your application, and the familiarity of your developers with the different techniques.

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