/**
* Requests the connection to communicate with the remote computer to determine a new value for
* the {@link #getReturnTripTime() return trip time}. When the connection receives a {@link
* FrameworkMessage.Ping} object with {@link Ping#isReply isReply} set to true, the new return
* trip time is available.
*/
public void updateReturnTripTime() {
Ping ping = new Ping();
ping.id = lastPingID++;
lastPingSendTime = System.currentTimeMillis();
sendTCP(ping);
}
