public void teardown() throws ProtocolException {
}
public void sendUp(UpPacket packet) throws ProtocolException {
log.trace("sendUp");
UpPacket p = SubjectCarryingPacketReader.getInstance().read(packet.getBuffer());
if (p instanceof PassthroughUpPacket) {
MetadataSupport.setSubject(packet, clientSubject);
getUpProtocol().sendUp(packet);
} else if (p instanceof SubjectCarryingUpPacket) {
SubjectCarryingUpPacket subjectPacket = (SubjectCarryingUpPacket)p;