# File lib/cimi/model/base.rb, line 120
    def add_attributes!(names, attr_klass, &block)
      if self.respond_to? :schema
        schema.add_attributes!(names, attr_klass, &block)
      else
        base_schema.add_attributes!(names, attr_klass, &block)
      end
      names.each do |name|
        define_method(name) { @attribute_values[name] }
        define_method("#{name}=""#{name}=") { |newval| @attribute_values[name] = newval }
      end
    end