
=pod

=head1 MODULE FACTORY

Introduction to ModuleFactory and AdaptorFactory

=head2 Overview

ModuleFactory has the knowledge of Schema.

For ModuleFactory::make_virtual_module and AdaptorFactory::make_object_adaptor, they generate the module according to
the type in schema, and return the generated module's name.

 make_object_adaptor        -- a module
 _make_only_fetch_method    -- method(s)


=head2 Code Example

 sub make_module {
     my ($self, $type)=@_;

 sub make_method {
     my ($self, $model)=@_;
     my ($self, $val)=@_;


=cut

