private static String composeAlgorithmName(HmacKey key) {
    return "HMAC" + key.getParameters().getHashType();
  }
An implementation of streaming HMAC computation. Not thread-safe, thread safety must be ensured
by the caller if objects of this class are accessed concurrently.
java_src/src/main/java/com/google/crypto/tink/mac/internal/ChunkedHmacComputation.java