dfuchs [Fri, 22 Nov 2019 11:52:48 +0000] rev 59224
8233296: MulticastSocket getOption/setOption inverts the value of IP_MULTICAST_LOOP
Summary: MulticastSocket.getOption(StandardSocketOption.IP_MULTICAST_LOOP) now returns true if loopback mode is enabled, and MulticastSocket.setOption(StandardSocketOption.IP_MULTICAST_LOOP, true) enables loopback mode. No other behavioral changes.
Reviewed-by: alanb, chegar