connection.send( "/queue/test", "message2", (String)null, headers );
connection.send( "/queue/test", "message3", (String)null, headers );
connection.send( "/queue/test", "message4", (String)null, headers );
connection.send( "/queue/test", "message5", (String)null, headers );
String frame = "DISCONNECT\n" + "\n\n" + Stomp.NULL;
connection.sendFrame(frame);
// Need to let the transport have enough time to dispatch the incoming messages from
// the socket before we break the connection.
TimeUnit.SECONDS.sleep(5);