code: public void sendEmail(final List<String> emailList, final String subject, final String body) {
      if (emailList != null && !emailList.isEmpty()) {
        final EmailMessage message = super.createEmailMessage(subject, "text/html", emailList);
        message.setBody(body);
        sendEmail(message, true, "email message " + body);
      }
    }
docs: Send an email to the specified email list