tokens: So I do n't know how , but somehow the data appeared in RecyclerView is there before onPostExecute is shown , because in post execute the progressbar should go invisible and notifydatasetchange should also appear there .
ner_tags: O O O O O O O O O O O O O B-Class O O O B-Function O O O O O O O O B-Class O O O O B-Function O O O O O