// Set up server
acceptor.bind(address, new TennisPlayer());
// Connect to the server.
VmPipeConnector connector = new VmPipeConnector();
ConnectFuture future = connector.connect(address, new TennisPlayer());
future.join();
IoSession session = future.getSession();
// Send the first ping message
session.write(new TennisBall(10));
// Wait until the match ends.