The term "ResourceApplet.class" in the following line of
code gets not obfuscated whether I specify ".preserve
hardcodedreferences false" or not.
protected static it.d4cms.util.LogChannel Log =
As the class itself is obfuscated (e.g. "a") but the reference
is not (still "ResourceApplet.class") the class cannot be
found by the reference. So the result is not able to run.