transport方式连接Elasticsearch6.2.3

 连接ES有3中方式:

①transport方式

②rest方式

③JEST方式(第三方)

我自己项目使用第一种方式,代码和配置如下: 

1、引入依赖

<dependency>
  <groupId>org.elasticsearch</groupId>
  <artifactId>elasticsearch</artifactId>
  <version>6.2.3</version>
</dependency>

<dependency>
  <groupId>org.elasticsearch.client</groupId>
  <artifactId>transport</artifactId>
  <version>6.2.3</version>
  <exclusions>
    <exclusion>
    <groupId>org.elasticsearch</groupId>
    <artifactId>elasticsearch</artifactId>
    </exclusion>
  </exclusions>
</dependency>

2、配置

es.cluster-name=csmses
es.ip=30.23.8.172,30.23.8.173,30.23.8.174,30.23.8.175,30.23.8.176
es.port=9300
es.pool=5

3、代码

/**
* TransportClient方式连接ES
* @author wangymd
*
*/
@Configuration
public class EsConfig {

private Log log = LogFactory.getLog(EsConfig.class);

@Autowired
private Environment env;

@Bean
public TransportClient transportClient() throws UnknownHostException{
  Settings settings = Settings.builder()
  .put("cluster.name", env.getProperty("es.cluster-name"))
  .put("client.transport.sniff", true)
  .put("thread_pool.search.size", Integer.valueOf(env.getProperty("es.pool")))
  .build();
  TransportClient esClient = new PreBuiltTransportClient(settings);
  String ipStr = env.getProperty("es.ip");//多个IP
  String port = env.getProperty("es.port");//端口一致9300
  log.info("@@@@@@@@TransportClient方式连接ES@@@@@@@@。IP:" + ipStr + ", PORT:" + port);
  String[] ips = ipStr.split(",");
  for (String ip : ips) {
    if(StringUtils.isNotEmpty(ip) && RegExpValidatorUtils.isIP(ip)){
      TransportAddress transportAddress = new TransportAddress(InetAddress.getByName(ip), Integer.valueOf(port));
      esClient.addTransportAddress(transportAddress);
    }
  }
  return esClient;
  }
}

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转载自www.cnblogs.com/wangymd/p/11264172.html