public BigInteger getBigInteger(SecretKeyAccess access) {
    if (access == null) {
      throw new NullPointerException("SecretKeyAccess required");
    }
    return value;
  }
Returns the value wrapped by this object.

<p>The parameter {@code access} must be non-null.
java_src/src/main/java/com/google/crypto/tink/util/SecretBigInteger.java