code: public byte[] generateRandomBytes(final int length) {
          byte[] result = new byte[length];
          for (int i = 0; i < length; i++) {
              result[i] = SEED[random.nextInt(SEED.length)];
          }
          return result;
      }
docs: Generate random bytes.
  
  @param length length for generated bytes.
  @return generated bytes