if (args == null) return "null"; StringBuffer buffer = new StringBuffer(); for (int i = 0; i < args.length; i++) append(buffer, args[i]); return buffer.toString();
return showAll(args, false);
    public static String showAll(Object[] args) {        if (args == null) return "null";        StringBuffer buffer = new StringBuffer();        for (int i = 0; i < args.length; i++) append(buffer, args[i]);        return buffer.toString();    }