private void checkAndMaybeComplete() {
    // operationCompleted is true if Blob_Authorization_Failure was received.
    if (operationTracker.isDone() || operationCompleted) {
      if (operationTracker.hasSucceeded()) {
        operationException.set(null);
      }
      operationCompleted = true;
    }
  }
Completes the {@code ReplicateBlobOperation} if it is done.
ambry-router/src/main/java/com/github/ambry/router/ReplicateBlobOperation.java