/**
* Test if substrate is ready to send more packets.
*
* @return true if substrate is ready
*/
public boolean ready() {
return sndr.ready();
}
/** Wait for Substrate to stop. */
public void join() throws Exception {
sndr.join();
rcvr.join();
}
/**
* Send a packet.
*
* @param p is a packet to be sent
*/
public void send(Packet p) {
sndr.send(p);
}
/** Start Substrate running. */
public void start() {
sndr.start();
rcvr.start();
}