# File lib/quickbooks/base.rb, line 114
      def use_adapter(adapter)
        # Should complain if the adapter doesn't exist.
        require "#{File.dirname(__FILE__)}/adapters/#{adapter.to_s}_adapter"
        @@connection_adapter = Object.module_eval("::Quickbooks::#{adapter.to_s.camelize}Adapter::Connection", __FILE__, __LINE__)
      end