/** * Removes all headers that are not on the whitelist, and initializes some * basic header fields.<br/> * Called by {@link #saveChanges()}, see JavaMail JavaDoc. * @throws MessagingException */ @Override public void updateHeaders() throws MessagingException { super.updateHeaders(); scrubHeaders(); removeRecipientNames(); // Depending on includeSendTime, set the send time or remove the send time field if (includeSendTime) { // Ensure the "Date" field is set in UTC time, using the English locale. MailDateFormat formatter = new MailDateFormat(); formatter.setTimeZone(TimeZone.getTimeZone("GMT")); // always use UTC for outgoing mail if (getSentDate() == null) setHeader("Date", formatter.format(new Date())); else setHeader("Date", formatter.format(getSentDate())); } else removeHeader("Date"); }