def self.write_one(object, writer, singular = nil)
singular ||= 'open_stack_provider'
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, 'authentication_url', object.authentication_url) unless object.authentication_url.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_string(writer, 'name', object.name) unless object.name.nil?
Writer.write_string(writer, 'password', object.password) unless object.password.nil?
PropertyWriter.write_many(object.properties, writer, 'property', 'properties') unless object.properties.nil?
Writer.write_boolean(writer, 'requires_authentication', object.requires_authentication) unless object.requires_authentication.nil?
Writer.write_string(writer, 'tenant_name', object.tenant_name) unless object.tenant_name.nil?
Writer.write_string(writer, 'url', object.url) unless object.url.nil?
Writer.write_string(writer, 'username', object.username) unless object.username.nil?
writer.write_end
end