/** Determines if we're connected to the given host. */
public boolean isConnectedTo(InetAddress host) {
UDPSocketChannel[] array = _channels;
if (_lastConnectionID == 0) return false;
for (int i = 0; i < array.length; i++) {
UDPSocketChannel channel = array[i];
if (channel != null && host.equals(channel.getRemoteSocketAddress().getAddress())) {
return true;
}
}
return false;
}
/**
* Route a message to the {@link UDPConnectionProcessor} identified via the message's connection
* ID. Notifies the provided listener (if any) if the channel is ready to produce events.
*/
public void routeMessage(RUDPMessage msg, InetSocketAddress addr) {
UDPSocketChannel[] array = _channels;
int connID = msg.getConnectionID() & 0xff;
UDPSocketChannel channel = null;
// If connID equals 0 and SynMessage then associate with a connection
// that appears to want it (connecting and with knowledge of it).
if (connID == 0 && msg instanceof SynMessage) {
LOG.debugf("route sym: {0}", msg);
for (int i = 1; i < array.length; i++) {
channel = array[i];
if (channel == null) continue;
LOG.debugf("non-empty index: {0}, addr: {1}", i, channel.getRemoteSocketAddress());
if (channel.isConnectionPending() && channel.isForMe(addr, (SynMessage) msg)) {
LOG.debugf(
"found index: {0}, sender id: {1}", i, ((SynMessage) msg).getSenderConnectionID());
channel.getProcessor().handleMessage(msg);
break;
}
}
// Note: eventually these messages should find a match
// so it is safe to throw away premature ones
} else if (array[connID] != null) { // If valid connID then send on to connection
channel = array[connID];
if (msg instanceof SynMessage) {
LOG.debugf("already assigned syn: {0}", msg);
}
if (channel.getRemoteSocketAddress().equals(addr)) channel.getProcessor().handleMessage(msg);
} else {
LOG.debugf("message for non-existing connection: {0}", msg);
}
if (channel != null && channel.getProcessor().readyOps() != 0)
context.getTransportListener().eventPending();
}
