docs: private void setIndicesAndTypes() {
  
          DeleteByQueryRequest innerRequest = request.request();
          innerRequest.indices(query.getIndexArr());
          String[] typeArr = query.getTypeArr();
          if (typeArr!=null){
              innerRequest.getSearchRequest().types(typeArr);
          }
  //		String[] typeArr = query.getTypeArr();
  //		if (typeArr != null) {
  //            request.set(typeArr);
  //		}
  	}