code: static void setReplyTo(final Email email, final Message message)
  			throws UnsupportedEncodingException, MessagingException {
  		final Recipient replyToRecipient = email.getReplyToRecipient();
  		if (replyToRecipient != null) {
  			final InternetAddress replyToAddress = new InternetAddress(replyToRecipient.getAddress(), replyToRecipient.getName(),
  					CHARACTER_ENCODING);
  			message.setReplyTo(new Address[] { replyToAddress });
  		}
  	}
docs: Fills the {@link Message} instance with reply-to address.
  
  @param email   The message in which the recipients are defined.
  @param message The javax message that needs to be filled with reply-to address.
  @throws UnsupportedEncodingException See {@link InternetAddress#InternetAddress(String, String)}.
  @throws MessagingException           See {@link Message#setReplyTo(Address[])}