public override Task <EnrollmentGroup> UpdateEnrollmentGroupAsync(EnrollmentGroup enrollmentGroup, bool forceUpdate, CancellationToken cancellationToken)
{
ThrowIfClosed();
ValidateEnrollmentGroup(enrollmentGroup);
if (string.IsNullOrWhiteSpace(enrollmentGroup.ETag) && !forceUpdate)
{
throw new ArgumentException(ApiResources.ETagNotSetWhileUpdatingEnrollmentGroup);
}
var errorMappingOverrides = new Dictionary <HttpStatusCode, Func <HttpResponseMessage, Task <Exception> > >
{
{
HttpStatusCode.Conflict,
responseMessage => Task.FromResult((Exception) new EnrollmentGroupAlreadyExistsException(enrollmentGroup.EnrollmentGroupId))
},
{
HttpStatusCode.PreconditionFailed,
async(responseMessage) => new PreconditionFailedException(await ExceptionHandlingHelper.GetExceptionMessageAsync(responseMessage))
}
};
PutOperationType operationType = forceUpdate ? PutOperationType.ForceUpdateEntity : PutOperationType.UpdateEntity;
return(this.httpClientHelper.PutAsync(GetEnrollmentGroupUri(enrollmentGroup.EnrollmentGroupId), enrollmentGroup, operationType, errorMappingOverrides, cancellationToken));
}
private static async Task <Exception> MapToExceptionAsync(
HttpResponseMessage response,
IDictionary <HttpStatusCode, Func <HttpResponseMessage, Task <Exception> > > errorMapping)
{
if (!errorMapping.TryGetValue(response.StatusCode, out Func <HttpResponseMessage, Task <Exception> > func))
{
return(new IotHubException(
await ExceptionHandlingHelper.GetExceptionMessageAsync(response).ConfigureAwait(false),
isTransient: true));
}
Func <HttpResponseMessage, Task <Exception> > mapToExceptionFunc = errorMapping[response.StatusCode];
Task <Exception> exception = mapToExceptionFunc(response);
return(await exception.ConfigureAwait(false));
}
static async Task <Exception> MapToExceptionAsync(
HttpResponseMessage response,
IDictionary <HttpStatusCode, Func <HttpResponseMessage, Task <Exception> > > errorMapping)
{
Func <HttpResponseMessage, Task <Exception> > func;
if (!errorMapping.TryGetValue(response.StatusCode, out func))
{
return(new IotHubException(
await ExceptionHandlingHelper.GetExceptionMessageAsync(response),
isTransient: true));
}
var mapToExceptionFunc = errorMapping[response.StatusCode];
var exception = mapToExceptionFunc(response);
return(await exception);
}
