def self.write_one(object, writer, singular = nil)
singular ||= 'job'
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_boolean(writer, 'auto_cleared', object.auto_cleared) unless object.auto_cleared.nil?
Writer.write_string(writer, 'comment', object.comment) unless object.comment.nil?
Writer.write_string(writer, 'description', object.description) unless object.description.nil?
Writer.write_date(writer, 'end_time', object.end_time) unless object.end_time.nil?
Writer.write_boolean(writer, 'external', object.external) unless object.external.nil?
Writer.write_date(writer, 'last_updated', object.last_updated) unless object.last_updated.nil?
Writer.write_string(writer, 'name', object.name) unless object.name.nil?
Writer.write_date(writer, 'start_time', object.start_time) unless object.start_time.nil?
Writer.write_string(writer, 'status', object.status) unless object.status.nil?
UserWriter.write_one(object.owner, writer, 'owner') unless object.owner.nil?
StepWriter.write_many(object.steps, writer, 'step', 'steps') unless object.steps.nil?
writer.write_end
end