gistfile1.java

    public static String toPath(String... names) {
        StringBuilder sb = new StringBuilder(getCharCount(names) + names.length - 1);
        for (String s : names) {
            sb.append(s).append(File.separator);
        }
        if (sb.length() > 0) {
            sb.deleteCharAt(sb.length() - 1);
        }
        return sb.toString();
    }