# File lib/fog/rackspace/models/compute_v2/meta_parent.rb, line 14
        def collection_name
          if parent.class == Fog::Compute::RackspaceV2::Image
            return "images"
          elsif parent.class == Fog::Compute::RackspaceV2::Server
            return "servers"
          else
            raise "Metadata is not supported for this model type."
          end
        end