# File lib/fog/vcloud/compute.rb, line 214
        def default_vdc_href
          if @vdc_href.nil?
            unless @login_results
              do_login
            end
            org = organizations.first
            vdc = get_organization(org.href).links.find { |item| item[:type] == 'application/vnd.vmware.vcloud.vdc+xml'}
            @vdc_href = vdc[:href]
          end
          @vdc_href
        end