/** Note that this function will _EAT_ messages until it finds a ping to respond to. */
private void replyToPing(BlockingConnection c, boolean ultrapeer) throws Exception {
// respond to a ping iff one is given.
Message m = null;
byte[] guid;
try {
while (!(m instanceof PingRequest)) {
m = c.receive(500);
}
guid = ((PingRequest) m).getGUID();
} catch (InterruptedIOException iioe) {
// nothing's coming, send a fake pong anyway.
guid = new GUID().bytes();
}
Socket socket = c.getSocket();
PingReply reply =
pingReplyFactory.createExternal(
guid, (byte) 7, socket.getLocalPort(), ultrapeer ? ultrapeerIP : oldIP, ultrapeer);
reply.hop();
c.send(reply);
c.flush();
}
