code: public boolean isValid() {
      if (mValues.isEmpty()) {
        return false;
      }
  
      // Check required tags
      for (Tag tag : REQUIRED_TAGS) {
        if (!mValues.containsKey(tag)) {
          return false;
        }
      }
  
      return true;
    }
docs: Checks if the fingerprint object was generated from an INVALID_UFS_FINGERPRINT.
  
  @return returns true if the fingerprint is valid