Adding the "Delivered-To"-Header by creating a new MimeMessage is unnecessary work.
A simple message.addHeader("Delivered-To",recipient.toString()); would be enough
(without calling updateHeaders()).M
Adding the "Delivered-To"-Header by creating a new MimeMessage is unnecessary work.
A simple message.addHeader("Delivered-To",recipient.toString()); would be enough
(without calling updateHeaders()).M