# File common/lib/symbiosis/domain/ssl.rb, line 29
    def ssl_x509_certificate_file
      @ssl_x509_certificate_file ||= nil
      
      if @ssl_x509_certificate_file.nil?
        @ssl_x509_certificate_file, @ssl_key_file = self.ssl_find_matching_certificate_and_key
      end

      @ssl_x509_certificate_file
    end