# File lib/merb-param-protection.rb, line 145
        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