private static void initResource() {
        try {
            messageRBapt   = ResourceBundle.getBundle(aptRB);
            messageRBjavac = ResourceBundle.getBundle(javacRB);
        } catch (MissingResourceException e) {
            Error x = new FatalError("Fatal Error: Resource for apt or javac is missing");
            x.initCause(e);
            throw x;
        }
    }