How to throw exception in Web API?

Question

How can I throw a exception to in ASP.net Web Api?

Below is my code:

public Test GetTestId(string id)
{
    Test test = _test.GetTest(id);

    if (t         


        

Answer 1

It's absolutely fine.

Alternatively, if you wish to provide more info (to allow, as you say, the client to distinguish from regular 404):

    if (test == null)
    {
         throw new HttpResponseException(Request.CreateErrorResponse(HttpStatusCode.NotFound, 
"this item does not exist"));
    }