ActionController::Dispatcher.class_eval {

  def prepare_application_with_app_reset
    reset_application! if Dependencies.load?
    prepare_application_without_app_reset
  end
  alias_method_chain :prepare_application, :app_reset

  def reset_after_dispatch
    # we no longer want to reset AFTER the dispatch, but rather before it
    # reset_application! if Dependencies.load?
    Breakpoint.deactivate_drb if defined?(BREAKPOINT_SERVER_PORT)
  end

  def reset_application!
    ActiveRecord::Base.reset_subclasses if defined?(ActiveRecord)

    Dependencies.clear

    # this is depreciated - if we're a smart enough developer to be using
    # this plugin then we shouldn't still be using reloadable in our code
    # so we can safely just go ahead and comment this out

    # ActiveSupport::Deprecation.silence do # TODO: Remove after 1.2
    #   Class.remove_class(*Reloadable.reloadable_classes)
    # end

    # this appears superfulous but was added via: http://dev.rubyonrails.org/changeset/5637
    #
    # evidentally sqlite3 needs the connection reset between requests (to
    # detect schema changes only?) so one would expect this lines impact on
    # other databases to be minimal... however with sqlite3 there is a real
    # difference of 10req/s (from 40 down to 30) in my tests
    ActiveRecord::Base.clear_reloadable_connections! if defined?(ActiveRecord)
  end
}