Patrick Concannon 42d2a7411b 8243408: Inconsistent Exceptions are thrown by MulticastSocket when sending a DatagramPacket to port 0
This fix adds a check for port == 0 to MulticastSocket's 2-arg send method to ensure a consistent exception is thrown across platforms

Reviewed-by: dfuchs
2020-04-22 20:41:56 +01:00
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