/// <summary>
/// Called to create the response.
/// </summary>
/// <param name="proposedResponse">The proposed response.</param>
/// <returns>The response.</returns>
protected override async Task <WebServiceResponse> CreateResponseAsync(WebServiceResponse proposedResponse)
{
HttpStatusCode statusCode = proposedResponse.StatusCode;
HttpHeaders headers = proposedResponse.Headers;
var content = proposedResponse.Content;
// check for content
if (content is object)
{
// check content type
if (proposedResponse.HasJson())
{
string responseJson = await proposedResponse.GetJsonAsync().ConfigureAwait(false);
// success
return(new JsonWebServiceResponse(this, statusCode, headers, JsonWebServiceContent.FromJson(responseJson)));
}
else
{
// got content with the wrong content type (HTML error information, perhaps; allowed for non-OK)
string message = "Response content type is not JSON: {0}".FormatInvariant(content.Headers.ContentType);
if (statusCode == HttpStatusCode.OK)
{
throw WebServiceResponseUtility.CreateWebServiceException(proposedResponse, message);
}
}
}
// missing or non-JSON content
return(new JsonWebServiceResponse(this, statusCode, headers, content));
}
/// <summary>
/// Gets the JSON.
/// </summary>
/// <param name="response">The response.</param>
/// <returns>The unverified JSON.</returns>
/// <exception cref="WebServiceException">The response content does not use the JSON content type or the content is empty.</exception>
public static Task <string> GetJsonAsync(this WebServiceResponse response)
{
if (!response.HasJson())
{
throw WebServiceResponseUtility.CreateWebServiceException(response, "The response does not have JSON content.");
}
return(response.Content !.ReadAsStringAsync());
}
/// <summary>
/// Parses the JSON into an object of the specified type.
/// </summary>
/// <typeparam name="T">The specified type.</typeparam>
/// <param name="response">The response.</param>
/// <param name="jsonSettings">The JSON settings.</param>
/// <returns>An object of the specified type.</returns>
/// <exception cref="WebServiceException">The response content does not use the JSON content type, or the content is empty,
/// or the text is not valid JSON, or the JSON cannot be deserialized into the specified type.</exception>
public static async Task <T> GetJsonAsAsync <T>(this WebServiceResponse response, JsonSettings?jsonSettings)
{
try
{
// parse JSON to desired value
using var responseStream = await response.Content !.ReadAsStreamAsync().ConfigureAwait(false);
using var reader = new StreamReader(responseStream);
return(JsonUtility.FromJsonTextReader <T>(reader, jsonSettings) !);
}
catch (JsonReaderException x)
{
// JSON invalid
throw WebServiceResponseUtility.CreateWebServiceException(response, "Response is not valid JSON: " + x.Message, x);
}
catch (JsonSerializationException x)
{
// JSON can't be deserialized
throw WebServiceResponseUtility.CreateWebServiceException(response, "Response JSON could not be deserialized to {0}: {1}".FormatInvariant(typeof(T), x.Message), x);
}
}
