linux
Using the Standard Widget Toolkit for GTK+ JNI library (libswt-gtk-3-jni), here's a simple startup script for the particular versions shown:
#!/bin/sh
java \
-Djava.library.path=/usr/lib/jni \
-cp /usr/lib/java/swt-gtk-3.7.2.jar:AppleCommander-1.3.5.13.jar \
com.webcodepro.applecommander.ui.AppleCommander -swt