# File lib/fog/rackspace/requests/queues/list_queues.rb, line 29
        def list_queues(options={})
          limit = options[:limit] || 10
          marker = options[:marker]
          detailed = options[:detailed] || false

          queue_names = data.keys.sort
          start_index = marker.nil? ? 0 : queue_names.count { |name| name <= marker }
          stop_index = start_index + limit

          queue_names = queue_names[start_index..stop_index]
          queue_data = queue_names.map do |qname|
            { "href" => "#{PATH_BASE}/#{qname}", "name" => qname }
          end

          if detailed
            queue_data.each { |d| d["metadata"] = data[d["name"]].metadata }
          end

          response = Excon::Response.new
          if data.empty?
            response.status = 204
          else
            response.status = 200
            response.body = {
              "queues" => queue_data,
              "links" => [{ "href" => "#{PATH_BASE}?marker=#{queue_names.last}", "rel" => "next" }]
            }
          end
          response
        end