private final void disconnectTheOtherGuy(PyroClient client) {
PyroClient otherGuy = (PyroClient) client.attachment();
// also disconnect the other guy
if (otherGuy != null && !otherGuy.isDisconnected()) {
client.attach(null);
otherGuy.shutdown();
}
// note that you don't know whether you are the
// other guy, or the other guy is! if either end
// disconnects, the _other_ guy disconnects too.
}
