# File lib/fog/terremark/vcloud.rb, line 51
        def default_vdc_id
          if default_organization_id
            @default_vdc_id ||= begin
              vdcs = get_organization(default_organization_id).body['Links'].select {|link|
                link['type'] == 'application/vnd.vmware.vcloud.vdc+xml'
              }
              if vdcs.length == 1
                vdcs.first['href'].split('/').last.to_i
              else
                nil
              end
            end
          else
            nil
          end
        end