es 新版

public class EstablishIndex {


    public static JdbcTemplate getLocalHostTemplate() {
        DriverManagerDataSource driverManagerDataSource = new DriverManagerDataSource();
        driverManagerDataSource.setDriverClassName("com.mysql.jdbc.Driver");
        driverManagerDataSource.setUrl("jdbc:mysql://localhost:3306/contract_manage");
        driverManagerDataSource.setUsername("root");
        driverManagerDataSource.setPassword("root");
        return new JdbcTemplate(driverManagerDataSource);
    }


    public static RestHighLevelClient getRestHighLevelClient() {

        return new RestHighLevelClient(RestClient.builder(new HttpHost("127.0.0.1", 9200, "http")));
    }

    public static void main(String[] args) throws Exception {
//        createIndex();
        batchSave();
    }


        /**
     * 批量新增
     *
     * @param
     * @return 返回保存结果
     * @throws Exception exception
     */
    public static BulkResponse batchSave() {
        try {
            RestHighLevelClient client = getRestHighLevelClient();
            JdbcTemplate localHostTemplate = getLocalHostTemplate();
            String sql = "select * from sys_clause";
            List<Map<String, Object>> list = localHostTemplate.queryForList(sql);
            BulkRequest bulkRequest = new BulkRequest();
            for (Map<String, Object> map : list) {
                Map<String, Object> mapTo = new HashMap<>();
                for (String key : map.keySet()) {
                    String s = Tool.lineToHump(key);
                    String value = map.get(s) == null ? "" : map.get(s).toString().trim(); // 这个对象字段get方法的值
                    mapTo.put(s, value);
                }
                String s = JSON.toJSONString(mapTo, SerializerFeature.WriteMapNullValue);
                System.out.println(s);
            }
            return client.bulk(bulkRequest, RequestOptions.DEFAULT);
        } catch (Exception e) {
            return null;
        }

    }


        private static void createIndex() throws Exception {
        CreateIndexRequest createIndexRequest = new CreateIndexRequest("es_clause_index");
        XContentBuilder builder = XContentFactory.jsonBuilder();
        builder.startObject();
        {
            builder.startObject("properties");
            {
                builder.startObject("id");
                {
                    builder.field("type", "keyword");
                }
                builder.endObject();

                builder.startObject("content");
                {
                    builder.field("type", "text").field("analyzer", "ik_smart").field("search_analyzer", "ik_max_word");
                }
                builder.endObject();

                builder.startObject("tags");
                {
                    builder.field("type", "text").field("analyzer", "ik_smart").field("search_analyzer", "ik_max_word");
                }
                builder.endObject();
            }
            builder.endObject();
        }

        builder.endObject();

        createIndexRequest.mapping(builder);
        CreateIndexResponse response = getRestHighLevelClient().indices().create(createIndexRequest, RequestOptions.DEFAULT);
        System.out.println(response);
    }

}