source.put("field2", i);
            IndexRequestBuilder indexRequestBuilder = new IndexRequestBuilder(client, IndexAction.INSTANCE);
            indexRequestBuilder.setIndex(indexName).setId(String.valueOf(i)).setCreate(true).setSource(source);
            bulkRequestBuilder.add(indexRequestBuilder);
        }
        bulkRequestBuilder.execute().actionGet();
        runner.refresh();
    }