collection_reader_method

# File activerecord/lib/active_record/associations.rb, line 874
        def collection_reader_method(reflection, association_proxy_class)
          define_method(reflection.name) do |*params|
            force_reload = params.first unless params.empty?
            association = instance_variable_get("@#{reflection.name}")

            unless association.respond_to?(:loaded?)
              association = association_proxy_class.new(self, reflection)
              instance_variable_set("@#{reflection.name}", association)
            end

            association.reload if force_reload

            association
          end
        end