docs: public static String encode(String message, int offset, boolean isEnocdeNumber) {
  		final int len = message.length();
  		final char[] chars = new char[len];
  
  		for (int i = 0; i < len; i++) {
  			chars[i] = encodeChar(message.charAt(i), offset, isEnocdeNumber);
  		}
  		return new String(chars);
  	}