--添加数据
IndexRequestBuilder requestBuilder = null;
requestBuilder = client.prepareIndex(index, type, key).setRefresh(false);
requestBuilder.setSource(value).get();

--批量数据
BulkRequestBuilder bulkRequest = null;
bulkRequest = client.prepareBulk();
for (Map.Entry<String, Object> map : doc.entrySet()) {
bulkRequest.add(client.prepareIndex(index, type, map.getKey())
.setSource(CouchbaseUtil.GJSON.toJson(map.getValue())).setRefresh(false));
}
bulkRequest.get();
bulkRequest.request().requests().clear();

--更新数据
client.prepareUpdate().setIndex(index).setType(type).setId(id).setDoc(map).get();

--批量删除数据
BulkRequestBuilder bulk = null;
bulk = client.prepareBulk();
for (String id : ids) {
bulk.add(client.prepareDelete().setIndex(index).setType(type).setId(id));
}
bulk.get();

    BoolQueryBuilder bool=QueryBuilders.boolQuery();
        SearchResponse searchResponse = esClient.prepareSearch("index")
                .setTypes("type")
            .setSize(10000)
            //这个游标维持多长时间
            .setScroll(TimeValue.timeValueMinutes(8))
            .execute().actionGet();
         System.out.println(searchResponse.getHits().getTotalHits());
        while(true){
             for (SearchHit hit : searchResponse.getHits()) {
                   System.out.println(hit.getSourceAsString()));         
                }
            searchResponse = esClient.prepareSearchScroll(searchResponse.getScrollId())
                .setScroll(TimeValue.timeValueMinutes(8))
                .execute().actionGet();
            if (searchResponse.getHits().getHits().length == 0) {
                break;
            }
        }