6963907: (so) Socket adapter need to implement sendUrgentData

[Chris Hegarty]

The change looks fine.

One minor comment about the test, @library -> @bug

-Chris.

On 07/19/10 15:00, Alan Bateman wrote:
>
> Some limited support for sending out of band/TCP urgent data was added
> in jdk1.4 to java.net.Socket. This was never implemented by
> SocketChannel's socket adapter but as TCP urgent data isn't used by many
> protocols, it just hasn't been a problem. It turns out that at least two
> SQL protocols do use TCP urgent data and JDBC drivers using NIO do need
> this implemented. I've put the webrev here:
> http://cr.openjdk.java.net/~alanb/6963907/webrev
>
> The main thing is that sendUrgentData is only usable when the socket
> channel is configured blocking as it cannot complete successfully having
> written zero bytes (throwing IllegalBlockingModeException is consistent
> with other socket adapter methods).
>
> -Alan.
>