/// <summary>
 /// Creates/Updates a service namespace. Once created, this namespace's
 /// resource manifest is immutable. This operation is idempotent.
 /// (see http://msdn.microsoft.com/en-us/library/windowsazure/jj856303.aspx
 /// for more information)
 /// </summary>
 /// <param name='operations'>
 /// Reference to the
 /// Microsoft.Azure.Management.NotificationHubs.INamespaceOperations.
 /// </param>
 /// <param name='resourceGroupName'>
 /// Required. The name of the resource group.
 /// </param>
 /// <param name='namespaceName'>
 /// Required. The namespace name.
 /// </param>
 /// <param name='parameters'>
 /// Required. Parameters supplied to the create a Namespace Resource.
 /// </param>
 /// <returns>
 /// The response of the CreateOrUpdate Namespace.
 /// </returns>
 public static Task <NamespaceCreateOrUpdateResponse> CreateOrUpdateAsync(this INamespaceOperations operations, string resourceGroupName, string namespaceName, NamespaceCreateOrUpdateParameters parameters)
 {
     return(operations.CreateOrUpdateAsync(resourceGroupName, namespaceName, parameters, CancellationToken.None));
 }