# File lib/chef/environment.rb, line 176
    def update_attributes_from_params(params)
      unless params[:default_attributes].nil? || params[:default_attributes].size == 0
        default_attributes(Chef::JSONCompat.from_json(params[:default_attributes]))
      end
      unless params[:override_attributes].nil? || params[:override_attributes].size == 0
        override_attributes(Chef::JSONCompat.from_json(params[:override_attributes]))
      end
    end