Min. ports needed for headless AWT/Swing

[Michael Osipov]

Am 2020-06-29 um 17:43 schrieb Aryeh Friedman:
> I have a java application that works fine with setenv DISPLAY :0.0 on my
> desktop FreeBSD 12.1 (amd64) [with Xfce4] but when I attempt to run the
> same app on a VM that has the minimum ports needed to install OpenJDK 8 and
> Tomcat I get an exception saying that it can't connect to the X server even
> though I did setenv DISPLAY desktop:0.0 (and xhost + on the desktop).
> Note it is the same user on both machines (NIS/NFS password DB/home dirs)
> doing the running on both machines but is a different user then the one
> logged in at the console (I do all my development in a separate account)

Are you look for "-Djava.awt.headless=true"?