# File lib/chef/mixin/xml_escape.rb, line 105
        def xml_escape(unescaped_str)
          begin
            unescaped_str.unpack("U*").map {|char| xml_escape_char!(char)}.join
          rescue
            unescaped_str.unpack("C*").map {|char| xml_escape_char!(char)}.join
          end
        end