@Override
public void data(Mail mail) throws RejectExceptionExt, IOException {
try {
if (!mail.from.isNull()) {
mail.from = new NullReversePath();
logger.debug("Valid SRS message is received with "
+ "non-null reverse path. This contradicts the "
+ "intended purpose of SRS. Mail will be "
+ "forwarded with null reverse path anyway.");
}