Need help testing jdk-14+26 (or newer) if you are using DatagramChannel

[Alan Bateman]

There are several significant changes to the DatagramChannel 
implementation in JDK 14 that we could do with help testing if anyone 
using this API has cycles. The main motivation for the recent changes in 
this area is to get closer to the point where we can replace the 
implementations of classic DatagramSocket and MulticastSocket. jdk-14+26 
is the latest build [1], this has the recent changes to improve the 
performance of the send/receive methods that we discussed here.

-Alan

[1] http://jdk.java.net/14/