private void updateBlobMap(DeleteRequest deleteRequest) {
    StoredBlob blob = blobs.get(deleteRequest.getBlobId().getID());
    if (blob != null) {
      blob.markAsDeleted(deleteRequest.getDeletionTimeInMs());
    } else {
      if (deleteRequest.shouldForceDelete()) {
        blobs.put(deleteRequest.getBlobId().getID(), new StoredBlob(deleteRequest));
      }
    }
  }
Updates the map of the blobs to indicate that the blob in question has been deleted
@param deleteRequest the {@link DeleteRequest} that describes what needs to be done
ambry-router/src/test/java/com/github/ambry/router/MockServer.java