# File lib/mongoid/errors/document_not_found.rb, line 15
      def initialize(klass, ids)
        @klass = klass
        @identifiers = ids.is_a?(Array) ? ids.join(", ") : ids

        super(
          translate(
            "document_not_found",
            { :klass => klass.name, :identifiers => identifiers }
          )
        )
      end