# File lib/merb-param-protection.rb, line 161
      def restrict_params(obj, attrs = [])
        # Make sure the params for the object exists
        unless params[obj].nil?
          attrs = attrs.collect {|a| a.to_s}
          trashed_params_keys = params[obj].keys - attrs

          # Store a hash of the key/value pairs we are going
          # to remove in case we need them later.  Lighthouse Bug # 105
          @trashed_params = {}
          trashed_params_keys.each do |key|
            @trashed_params.merge!({key => params[obj][key]})
          end

          remove_params_from_object(obj, trashed_params_keys)
        end
      end