/// <summary>
/// Creates from the instance of HttpResponseMessage.
/// </summary>
/// <param name="statusCode">The HTTP status code.</param>
/// <param name="exceptionMessageSource">The source used to build exception message, see <see cref="WebRequestExceptionMessageSource"/></param>
/// <param name="responseContent"></param>
/// <returns>The instance of <see cref="WebRequestException"/>.</returns>
public static WebRequestException CreateFromStatusCode(
HttpStatusCode statusCode,
WebRequestExceptionMessageSource exceptionMessageSource,
string?responseContent = null)
{
return(new WebRequestException(statusCode.ToString(), statusCode, null, responseContent, exceptionMessageSource, null));
}
/// <summary>
/// Initializes a new instance of the <see cref="WebRequestException"/> class.
/// </summary>
/// <param name="reasonPhrase">The message that describes the error.</param>
/// <param name="statusCode">The HTTP status code.</param>
/// <param name="requestUri">The original request URI.</param>
/// <param name="responseContent">The response content.</param>
/// <param name="exceptionMessageSource">The source used to build exception message, see <see cref="WebRequestExceptionMessageSource"/></param>
/// <param name="inner">The inner exception.</param>
private WebRequestException(
string reasonPhrase,
HttpStatusCode statusCode,
Uri?requestUri,
string?responseContent,
WebRequestExceptionMessageSource exceptionMessageSource,
Exception inner)
: base(BuildMessage(statusCode, reasonPhrase, responseContent, exceptionMessageSource), inner)
{
ReasonPhrase = reasonPhrase;
Code = statusCode;
Response = responseContent;
RequestUri = requestUri;
}
private static string?BuildMessage(
HttpStatusCode statusCode,
string reasonPhrase,
string?responseContent,
WebRequestExceptionMessageSource exceptionMessageSource)
{
reasonPhrase ??= statusCode.ToString();
if (exceptionMessageSource == WebRequestExceptionMessageSource.ReasonPhrase)
{
return(reasonPhrase);
}
else if (exceptionMessageSource == WebRequestExceptionMessageSource.ResponseContent)
{
return(responseContent);
}
else
{
return($"Request failed with reason {((int)statusCode)} {reasonPhrase}. Response content was {responseContent}.");
}
}
internal static ODataResponse FromStatusCode(ITypeCache typeCache, int statusCode, IEnumerable <KeyValuePair <string, string> > headers, Stream responseStream, WebRequestExceptionMessageSource exceptionMessageSource)
{
if (statusCode >= (int)HttpStatusCode.BadRequest)
{
var responseContent = Utils.StreamToString(responseStream, true);
return(new ODataResponse(typeCache)
{
StatusCode = statusCode,
Exception = WebRequestException.CreateFromStatusCode((HttpStatusCode)statusCode, exceptionMessageSource, responseContent),
Headers = headers
});
}
else
{
return(new ODataResponse(typeCache)
{
StatusCode = statusCode,
Headers = headers
});
}
}
/// <summary>
/// Creates from the instance of WebException.
/// </summary>
/// <param name="ex">The instance of <see cref="WebException"/>.</param>
/// <param name="exceptionMessageSource">The source used to build exception message, see <see cref="WebRequestExceptionMessageSource"/></param>
/// <returns>The instance of <see cref="WebRequestException"/>.</returns>
public static WebRequestException CreateFromWebException(WebException ex, WebRequestExceptionMessageSource exceptionMessageSource = WebRequestExceptionMessageSource.ReasonPhrase)
{
return(ex.Response is not HttpWebResponse response ?
new WebRequestException(ex) :
new WebRequestException(ex.Message, response.StatusCode, response.ResponseUri, Utils.StreamToString(response.GetResponseStream()), exceptionMessageSource, ex));
}
/// <summary>
/// Creates from the instance of HttpResponseMessage.
/// </summary>
/// <param name="response">The instance of <see cref="HttpResponseMessage"/>.</param>
/// <param name="exceptionMessageSource">The source used to build exception message, see <see cref="WebRequestExceptionMessageSource"/></param>
/// <returns>The instance of <see cref="WebRequestException"/>.</returns>
public async static Task <WebRequestException> CreateFromResponseMessageAsync(HttpResponseMessage response, WebRequestExceptionMessageSource exceptionMessageSource)
{
var requestUri = response.RequestMessage?.RequestUri;
return(new WebRequestException(response.ReasonPhrase, response.StatusCode, requestUri,
response.Content != null ? await response.Content.ReadAsStringAsync().ConfigureAwait(false) : null, exceptionMessageSource, null));
}
