# Prepare the boxes used to represent Java primitive types
	fun compile_box_kinds do
		# Collect all bas box class
		# FIXME: this is not completely fine with a separate compilation scheme
		for classname in ["Int", "Bool", "Byte", "Char", "Float"] do
			var classes = mainmodule.model.get_mclasses_by_name(classname)
			if classes == null then continue
			assert classes.length == 1 else print classes.join(", ")
			box_kinds.add(classes.first.mclass_type)
		end
	end