docs: static public String getEnglishString(byte[] data) {
          if (null == data) {
              return null;
          }
          char chars[] = new char[data.length];
          for (int i = 0; i < data.length; i++) {
              chars[i] = (char) (data[i] & 0xff);
          }
          return new String(chars);
      }