} else {
String[] fromParts = mailFrom.split("@");
// should never be bigger as 2 !
if (fromParts.length > 2) {
throw new NoneException("Not a valid email address " + mailFrom);
} else if (fromParts.length == 2) {
this.currentSenderPart = fromParts[0];
this.senderDomain = fromParts[1];
} else {
this.currentSenderPart = "postmaster";