@Override public BulkNodeClient deleteIndex(String index) { if (closed) { throw new ElasticsearchIllegalStateException("client is closed"); } if (client == null) { logger.warn("no client"); return this; } if (index == null) { logger.warn("no index name given to delete index"); return this; } DeleteIndexRequestBuilder deleteIndexRequestBuilder = new DeleteIndexRequestBuilder(client.admin().indices(), index); deleteIndexRequestBuilder.execute().actionGet(); return this; }