improving java.net.UnknownHostException

[Florian Weimer]

* Richard Gibson:

> The OCI DNS team are fielding an increasing amount of usage by
> customers relying upon Java, and the lack of detail associated with
> java.net.UnknownHostException for differentiating e.g. timeout
> vs. NXDOMAIN vs. NODATA vs. SERVFAIL vs. REFUSED has cost a great deal
> of time in investigating issues. Does anyone on this list know how to
> get the ball rolling on improving things?

Is this about the system resolver (via the high-level POSIX interfaces),
or the separate OpenJDK DNS implementation?

Thanks,
Florian