associate_identification

# File activerecord/lib/active_record/associations.rb, line 692
        def associate_identification(association_id, association_class_name, foreign_key, plural = true)
          if association_class_name !~ /::/
            association_class_name = type_name_with_module(
              association_class_name || 
                Inflector.camelize(plural ? Inflector.singularize(association_id.id2name) : association_id.id2name)
            )
          end

          primary_key_name = foreign_key || name.foreign_key
        
          return association_id.id2name, association_class_name, primary_key_name
        end