public static ScalingGroup CreateGroup(this IAutoScaleService service, ScalingGroupConfiguration configuration)
{
if (service == null)
throw new ArgumentNullException("service");
try
{
return service.CreateGroupAsync(configuration, CancellationToken.None).Result;
}
catch (AggregateException ex)
{
ReadOnlyCollection<Exception> innerExceptions = ex.Flatten().InnerExceptions;
if (innerExceptions.Count == 1)
throw innerExceptions[0];
throw;
}
}
/// <inheritdoc/>
public Task <ScalingGroup> CreateGroupAsync(ScalingGroupConfiguration configuration, CancellationToken cancellationToken)
{
if (configuration == null)
{
throw new ArgumentNullException("configuration");
}
UriTemplate template = new UriTemplate("/groups");
var parameters = new Dictionary <string, string>();
Func <Task <Tuple <IdentityToken, Uri> >, Task <HttpWebRequest> > prepareRequest =
PrepareRequestAsyncFunc(HttpMethod.POST, template, parameters, configuration);
Func <Task <HttpWebRequest>, Task <JObject> > requestResource =
GetResponseAsyncFunc <JObject>(cancellationToken);
Func <Task <JObject>, ScalingGroup> resultSelector =
task =>
{
JObject result = task.Result;
if (result == null)
{
return(null);
}
JToken valueToken = result["group"];
if (valueToken == null)
{
return(null);
}
return(valueToken.ToObject <ScalingGroup>());
};
return(AuthenticateServiceAsync(cancellationToken)
.Then(prepareRequest)
.Then(requestResource)
.Select(resultSelector));
}
/// <summary>
/// Create a new scaling group.
/// </summary>
/// <param name="service">The Auto Scale service instance.</param>
/// <param name="configuration">A <see cref="ScalingGroupConfiguration"/> object describing the scaling group configuration.</param>
/// <returns>A <see cref="ScalingGroup"/> object describing the newly created scaling group.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="service"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentNullException">If <paramref name="configuration"/> is <see langword="null"/>.</exception>
/// <exception cref="WebException">If the REST request does not return successfully.</exception>
/// <seealso href="http://docs.rackspace.com/cas/api/v1.0/autoscale-devguide/content/POST_createGroup_v1.0__tenantId__groups_autoscale-groups.html">Create group (Rackspace Auto Scale Developer Guide - API v1.0)</seealso>
public static ScalingGroup CreateGroup(this IAutoScaleService service, ScalingGroupConfiguration configuration)
{
if (service == null)
{
throw new ArgumentNullException("service");
}
try
{
return(service.CreateGroupAsync(configuration, CancellationToken.None).Result);
}
catch (AggregateException ex)
{
ReadOnlyCollection <Exception> innerExceptions = ex.Flatten().InnerExceptions;
if (innerExceptions.Count == 1)
{
throw innerExceptions[0];
}
throw;
}
}
