def self.write_one(object, writer, singular = nil)
singular ||= 'qos'
writer.write_start(singular)
href = object.href
writer.write_attribute('href', href) unless href.nil?
writer.write_attribute('id', object.id) unless object.id.nil?
Writer.write_string(writer, 'comment', object.comment) unless object.comment.nil?
Writer.write_integer(writer, 'cpu_limit', object.cpu_limit) unless object.cpu_limit.nil?
Writer.write_string(writer, 'description', object.description) unless object.description.nil?
Writer.write_integer(writer, 'inbound_average', object.inbound_average) unless object.inbound_average.nil?
Writer.write_integer(writer, 'inbound_burst', object.inbound_burst) unless object.inbound_burst.nil?
Writer.write_integer(writer, 'inbound_peak', object.inbound_peak) unless object.inbound_peak.nil?
Writer.write_integer(writer, 'max_iops', object.max_iops) unless object.max_iops.nil?
Writer.write_integer(writer, 'max_read_iops', object.max_read_iops) unless object.max_read_iops.nil?
Writer.write_integer(writer, 'max_read_throughput', object.max_read_throughput) unless object.max_read_throughput.nil?
Writer.write_integer(writer, 'max_throughput', object.max_throughput) unless object.max_throughput.nil?
Writer.write_integer(writer, 'max_write_iops', object.max_write_iops) unless object.max_write_iops.nil?
Writer.write_integer(writer, 'max_write_throughput', object.max_write_throughput) unless object.max_write_throughput.nil?
Writer.write_string(writer, 'name', object.name) unless object.name.nil?
Writer.write_integer(writer, 'outbound_average', object.outbound_average) unless object.outbound_average.nil?
Writer.write_integer(writer, 'outbound_average_linkshare', object.outbound_average_linkshare) unless object.outbound_average_linkshare.nil?
Writer.write_integer(writer, 'outbound_average_realtime', object.outbound_average_realtime) unless object.outbound_average_realtime.nil?
Writer.write_integer(writer, 'outbound_average_upperlimit', object.outbound_average_upperlimit) unless object.outbound_average_upperlimit.nil?
Writer.write_integer(writer, 'outbound_burst', object.outbound_burst) unless object.outbound_burst.nil?
Writer.write_integer(writer, 'outbound_peak', object.outbound_peak) unless object.outbound_peak.nil?
Writer.write_string(writer, 'type', object.type) unless object.type.nil?
DataCenterWriter.write_one(object.data_center, writer, 'data_center') unless object.data_center.nil?
writer.write_end
end